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Tektronix DC503a, Инструкция по эксплуатации


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TM 9-6625-474-14&P-3

Table 4-1

LIST OF TEST EQUIPMENT REQUIREMENTS

Содержание DC503a

Страница 1: ...e x _ 1 v w W i L ...

Страница 2: ...O Box 500 Beaverton Oregon 97077 Serial Number COMMITTED TO EXCELLENCE PLEASE CHECK FOR CHANGE INFORMATION AT THE REAR OF THIS MANUAL DC 50 A UNIVERSAL COUNTER TAMER With Options 070 2971 00 First Printing JUN 1980 Product Group 75 Revised DEC 1981 ...

Страница 3: ...LE and are reg istered trademarks of Tektronix Inc TEKTRONIX TEK SCOPE MOBILE and sind geschutzte Warenzeichen von Tektronix Inc Printed in U S A Specification and price change privileges are reserved Gedruckt in U S A Spezifikations and Preis nderungen bleiben vorbehalten Copyright 1980 TEKTRONIX INC Tous droits r serv s Le contenu de ce manuel ne peut tre reproduit sous quelque for me que ce soi...

Страница 4: ...TRUCTIONS cont Events A During B and Ratio A B Displays 2 6 Time Manual Displays 2 6 Totalize A Display 2 6 Channel A Slope 2 7 Channel B Slope 2 7 Operating Modes 2 7 General 2 7 Frequency A Mode 2 7 Period Modes 2 8 Time Interval Modes 2 8 Events A During B Mode 2 10 Ratio Mode 2 10 Time Manual Mode 2 11 Totalize A Mode 2 12 Repackaging for Shipment 2 12 Section 2 OPERATING INSTRUCTIONS 2 1 OPER...

Страница 5: ... der Betriebsarten and Steuerfunktionen 2 2 Eingang Kanal A and Pegelfunktionen 2 4 Signaleingang 2 4 Eingangsquellen 2 4 Eingangskoppelung 2 4 Teiler and max Eingangsspannungen 2 4 Empfindlichkeit and Frequenzbereich 2 4 Flanke and Pegel 2 4 Einfiihrung in die Bedienung 2 5 Vorbereitung 2 5 B J Uberpriifung der Anzeige 2 5 lJberpriifung der LED Segmente 2 5 Frequenz Darstellungen A 2 5 Periodenda...

Страница 6: ...erageable 100 ns Clock 3 1 Section 3 THEORY OF OPERATION cont DC 503A Page TIME A B Variable Clock 3 2 TIME A B Averageable 100 ns Clock 3 2 EVENTS A DURING B Averageable 3 2 RATIO A B Averageable 3 2 TOTALIZE A 3 2 TIME MANUAL Variable Clock 3 2 Decade Accumulators 6_Decade Counter 8 Decade Latch 3 2 Measurement Cycle Timing 3 2 Decimal Point and Annunicator Encoder 3 2 Time Base 3 3 Power Suppli...

Страница 7: ...S Preparation 4 15 OPtion 01 6 1 Section s MAINTENANCE 5 1 General Maintenance Information 5 1 Static Sensitive Components 5 1 Cleaning 5 1 Obtaining Replacement Parts 5 2 Soldering Techniques 5 2 Semiconductors 5 3 Interconnecting Pins 5 3 Square Pin Assemblies 5 3 Circuit Board Pins and Ferrules 5 3 Dual Entry Circuit Board Pin Sockets 5 4 Bottom Entry Circuit Board Pin Sockets 5 4 Multipin Conn...

Страница 8: ...ulses during the 5 7 Circuit board removal 5 5 counter gate open time controlled by the 5 8 Pushbutton switch removal 5 5 CH B signal 2 11 5 9 Rear interface connector assignments 5 7 5 10 Rear interface timing for a display of 3 1 Typical DC 503A timing diagram 3 5 1079 0674 5 8 4 1 Check set up for the high frequency sensitivity using X1 and X5 attenuation 4 4 4 2 Check set up for low frequency ...

Страница 9: ... 6 2 3 Period B Time A B Width B Averaging Mode Display Check 2 6 2 4 Ratio A B and Events A During B Display Check 2 6 2 5 Gate Time vs Measurement Resolution 2 8 3 1 PROM Selection Code 3 10 4 1 List of Test Equipment Requirements 4 2 5 1 Relative Susceptibility to Static Discharge Damage 5 1 NOTE The following fables are found in the foldoui pages at the rear of this manual 8 1 thru Component R...

Страница 10: ...he grounding conduc tor of the power module power cord To avoid electrical shock plug the power cord into a properly wired recep tacle before connecting to the product input or output terminals A protective ground connection by way of the grounding conductor in the power module power cord is essential for safe operation Danger Arising From Loss of Ground Upon loss of the protective ground connecti...

Страница 11: ...nd resuscitation is present This product is intended to operate in a power module Use Care When Servicing With Power On connected to a power source that will not apply morethan 250 volts rms between the supply conductors or between Dangerous voltages may exist at several points in this either supply conductor and ground A protective ground product To avoid personal injury do not touch exposed conn...

Страница 12: ...sure CAUTION ATTENTION ce mot identifie lee zones de ris que non immediatement perceptibles ou un risque eventuel de deterioration de I appareil DANGER DANGER ce mot indique lee zones de risque immediat pouvant entrainer blessures ou mort SYMBOLES Ce symbole signifie se reporter au manuel DANGER Haute tension Mise a la masse de I appareil DC 503A Une fois installe dans le chassis d alimentation I ...

Страница 13: ...rsonenschaden entstehen kann oder Schaden am Ger t selbst DANGER GEFAHR weist darauf hin daf3 durch zuf lliges Beruhren an einer zug nglichen Stelle Personenscha den entstehen kann YMBOLE Zur Vermeidung von Brandsch den sind nur Sicherun gen zu verbunden die in den Teilelisten dieses Ger tes In diesem Handbuch aufgefiihrt sind and die in Spannungs and Stromwert entsprechend sind Dieses Symbol zeig...

Страница 14: ...oder Wiederbelebungsver suche zu leisten Lassen Sie besondere Vorsicht walten wenn Sie an einem unter Spannung stehenden Gerat arbei ten Netzspannungsversorgung DC 503A Die Betriebsspannung fur dieses Ger t dart 250 Veff nicht An verschiedenen Stellen im Ger t liegen hohe and damit iaberschreiten and ist an die Versorgungsleitungen bzw gef hrliche Spannungen ZurVermeidung von Personen an eine Vers...

Страница 15: ...lf l f rt z f tea l fir l l r t o 1 d5Ta Fi Z o G ttC ti T b 1 F CAUTIONI h1 t3 ilU f l lalil l f b c rmi il a Lf iCR d i F JTc a G n 1 fJ c Ta pG S r L Z 6 o DANGERt Jlf t 1fct1 l f ii6 f I t ZTaru r lbt t t 9 1 _ t C b 3 3 t 1 q t 1 0 xx xc a 7 i F f 250VrmsL lfx1 i Zt 171 o 41 J DC 503A i ht U fi 9t Ta l l T i t f i v Z o F f l 75 v I GTI ZI ir T REV A FEB 1981 X111 ...

Страница 16: ...DC 503A DC 503A Universal Counter Timer REV A FEB 1981 XIV ...

Страница 17: ...the rear interface this manual for more information The limits stated in the Performance Requirements columns of the following tables are valid only if the DC 503A has been calibrated at an ambient temperature The output of the internal signal shaping circuits can between 20 C and 30 C and is operating at an ambient also be monitored via front panel connectors These temperature between 0 C and 50 ...

Страница 18: ... Outputs Delay From Front Panel I I Typically 15 ns Output Voltage Levels I I 3100 mV into 50 f2 3200 mV unterminated Trigger Level Slope I Plus or minus I Independently selectable Output accuracy f20 mV f0 5 of reading Input Impedance Range f3 5 V times attenuation Front Panel Rear I nterface Table 1 1 ELECTRICAL CHARACTERISTICS Characteristics Performance Requirements Supplemental Information 60...

Страница 19: ... voltage 2000 f MHz 100 MHz to 125 MHz I 200 V peak peak to peak voltage S20 V Rear I nterface X1 X5 Attenuation 4 V peak FUNCTIONS DC Coupled DC to 125 MHz AC Coupled 10 Hz to 125 MHz Minimum Pulse Width 4 ns at 100 mV peak to peak Accuracya I I 1 count time base error Gate Time 10 sec to 100 ns 0 1 Hz to Resolution 10 MHz selected in decade steps PERIOD B Single Shot Repetition Rate 125 MHz Mini...

Страница 20: ...rising edge CH B trigger error falling edge time base error Resolution 10 sec to 100 ns 0 1 Hz to Clock Rate 10 MHz selected in decade steps Minimum Pulse Width I 5 ns Repetition Rate 100 MHz Minimum Dead Time I I 5 ns Clock Rate 100 ns 10 MHz fixed Number of Averages N 10 1 to 108 selected in decade steps Resolution b I 100 ns Accuracya n 100 ns time base error TIME A B Single Shot Minimum Time I...

Страница 21: ...y 125 MHz Minimum CH B Pulse Width 5 ns Minimum Dead Time Between Pulses 5 ns Number of Averages N 10 1 to 108 selected in decade steps Accuracyb Period A Width B x RATIO A B Average t FUNCTIONS cont CH A trigger error CH B trigger error 4 ns Frequency Range I 125 MHz I Both channels Minimum Pulse Width 4 ns at 100 mV peak to peak Both channels CH B trigger error rising edge x Freq A CHBtriggererr...

Страница 22: ...ace Frequency I 10 MHz 100 ns I Adjustable to 1 part in 10 or better A in 1 ppm year 9 9 Option 01 Time Base INTERNAL TIME BASES Temperature Stability I I 5 ppm 0 C to 50 C Frequency I 10 MHz 100 ns I Adjustable to t2 parts in 108 or better Temperature Stability t0 2 ppm of final frequency in less than 10 minutes when cold started at 25 C ambient Aging At Time of Shipping I I 1 part in 108 day max...

Страница 23: ...ption 01 Instrument Temperature Operating Non operating Humidity Altitude Operating Non operati ng Vibrationb Shock __ enl 2 en2 2 Input slew rate at trigger point V Ns Bench Handling Characteristics Characteristics or Table 1 1 cont Table 1 2 MISCELLANEOUS Approximately 9 5 W Approximately 12 5 W 0 C to 50 C 55 C to 75 C 4 6 Km 15 000 ft 15 Km 50 000 ft Table 1 3 ENVIRONMENTALe Description Descri...

Страница 24: ...nsions Height Width Length Net Weight Standard Instrument Option 01 Finish Front Panel Chassis Characteristics MIL STD 461A 462 Meets MIL T 288008 Class 3 20 kV maximum Charge applied to each protruding area except the input output terminals Qualified under National Safe Transit Association Preshipment Test Procedures 1A B 1 and 1A B 2 Table 1 4 PHYSICAL CHARACTERISTICS 126 0 mm 4 96 inch 64 5 mm ...

Страница 25: ...he DC 503A is calibrated and ready to use when received It operates in one compartment of a TM 500 Series power module Refer tothe power module instruc tion manual for line voltage requirements and power module operation CAUTION To prevent damage to the DC 503A turn the power module off before installation or removal of the instrument from the mainframe Do not use ex cessive force to install or re...

Страница 26: ...ments to be averaged GATE indicates the state of the main gate When lit the main gate is open the DC 503A is in the process of making a measurement When the light is off the 10 DISPLAY TIME sets the length of time the reading gate is closed will be displayed after the count is made and before the next measurement is taken Display time can be varied from about 0 1 second fully counter GHz nSEC when...

Страница 27: ...Fig 2 2 Controls and connectors Operating Instructions DC 503A 2977 fli English 2 3 ...

Страница 28: ...eSOURCEswitchforeach channel selectseitherthe CH A and CH B will respond to a signal amplitude of front panel bnc connector external or the rear interface 20 mV rms sinewave times attenuation to 100 MHzand to connector internal pins The external inputs present a sinewave of 35 mV rms times attenuation to 125 MHz impedances of approximately 1 Mfg paralleled by about 27 pF The internal input circuit...

Страница 29: ...control in the fully counterclockwise position observe that the GATE in dicator flashes rapidly for short gate times and more Readout Segment Test slowly for longer gate times Using a short gate time 100 ms rotate the DISPLAY TIME control slowly Press the RESET button to check the seven character clockwise Observe that the GATE indicator stays off for a segments of each digit A row of 8 s should b...

Страница 30: ...ve the correct readout display for each switch is pushed in The GATE indicator should go out when the setting as shown in Table 2 3 count is stopped by releasing the START STOP button Check the overflow display by setting the AVGS TIMING switch to 100 ns pressing theSTART STOP button in and Table 2 3 letting the count advance When the last decade eighth digit goes from ni ne to zero the OVERFLOW i...

Страница 31: ...ear interface or the front panel connector Use ac coupling for most frequency measurements to avoid readjusting the LEVEL control because of changing do levels The repetitive nature of the signals makes slope selection unnecessary for frequency measurements Signals less than 3 volts peak to peak need not be attenuated larger signals should be attenuated to within the range of 60 mV to 3 V peak to ...

Страница 32: ... Fig 2 4C The TIME A B mode measures the time between two PERIOD MODES points on two waveforms Thesetwo points are controlled such that the CH A triggering controls select the point at The period and period average modes allow single which the maingateturnson andtheCHBcontrolsselect period measurements or multiple period averages to be the point at which the main gate turns off Refer to Fig 2 made...

Страница 33: ... level of Channel A and the subsequent triggering signals to both CH A and CH B but the peak to peak level of Channel B from the DC 503A display signal amplitude should first be determined using the WIDTH B mode instructions For TIME A B measurements follow these steps 1 Set the FUNCTION switch to WIDTH B Time Interval Averaging Averaging can be used to increase the accuracy and resolution of repe...

Страница 34: ...splayed in the readout Refer to Fig 2 6 The following procedure can be used to make a measurement like that shown in Fig 2 6 1 Apply the signal to be counted to Channel A With the FUNCTION switch at FREQUENCY A set Channel A SLOPE switch to SLOPE Adjust the LEVEL control for a stable display English 2 10 Averaging Averaging can be used to increase the accuracy and resolution of repetitive event pe...

Страница 35: ...A trigger controls for a normal frequency bethought of as a stop watch type of operation Withthe measurement FUNCTION switch in theTIME MANUAL position andthe internal jumper properly positioned the display stags 2 Go tothe PERIOD Bmode and adjustthe Channel B counting time base pulses when the START STOPswitch trigger controls for a normal period measurement is depressed It will continue to count...

Страница 36: ...not fit for use or not available Operation Apply the signal to Channel A input and set repackage the instrument as follows the trigger controls the same as for a frequency measure ment Only the Channel A trigger controls the RESET Surroundtheinstrumentwithpolyethelenesheeting or button and the START STOP button affect the display in other suitable material to protect the exterior finish this mode ...

Страница 37: ...effectuer les mesures de base gauche jusqu ce qua le connecteur soit libara Le DC 503A sera alors complatement dagaga Le DC 503A est livra atalonna et prat atre utilisa II fonctionne dans un compartiment de n importe quel chassis d alimentation de la saris TM 500 Se reporter aux instruc tions du manual du chassis d alimentation pour touts infor mation sur les tensions requises et utilisation de ce...

Страница 38: ...u registre d affichage du resultat depuis la fin du dernier compta ge jusqu au commencement du prochain Ce temps d affichage peut varier depuis 0 1 s fond daps le lens anti horaire CCW jusqu e 10 se fond daps le GATE indicateur de porte principale de comptage sans horaire CWI La position HOLD maintient I affi O S allume pendant le temps de comptage chage indefiniment jusqu e ce que I on appuie sur...

Страница 39: ...Fig 2 2 Commandes et prises Instructions d utilisation DC 503A French 2 3 ...

Страница 40: ...base frequence est soil 0 Hz couplage continu soil 10 Hz oouplage alternatif pour chaque vole SHAPED OUT A delivre un signal derive de la sortie 9 du circuit de miss en forma de la vole A 2o SHAPED OUT GND borne commune de masse pour la sortie du signal mis en forma de la vote A Petite et niveau de d clenchement TRIG LEVEL A cette borne permet de contrSler le niveau du declenchement de la vote A R...

Страница 41: ... emplacement de la virgule la suppression des zeros 8 gauche du chiffre significa of et les indicateurs d unite sont conformes aux indications du tableau 2 1 Fip 23 R ponse du circuit de dbclenchement en function du riglape de niveau Indication du commutataur AVGD TIMING Moyannas et mesures da temps Vivification de I affichaye de la mesure de la fr8quence A FREQUENCY A 100 ns 1 1s 10 1s 100 1s 1 m...

Страница 42: ...event tout en conservant I indice tateur AVGS TIMING sur 1 s tion du commutateur AVG TIMING Verifier que I affichage obtenu est correct L indicateur GATE dolt s allumer et le comptage suivant dolt tre affich lorsque le bouton START STOP est en po Mode rMoyenne de plusieurs mesuresa R p ter les opt sition senfonc L indicateur de comptage GATE dok rations pr c dentes pour les oommandes se trouvant d...

Страница 43: ...pas lorsque le bouton est tourne dens le sans Connecter le signal 8 mesurer entree et regler la comman contraire de LEVEL pour obtenir une representation stable La posi tion de cette commands ne doit pas titre critique 8 moins qua amplitude et la frequence du signal ne se trouvent pro Pente de a voie B ches des limites des ceracteristiques Placer la commands FUNCTION sur PERIOD B selec tionner la ...

Страница 44: ...ez sensibles la forma du signal et son amplitude Les signaux cams sont prefera La commands DISPLAY TIME nest pas talonnee et est tiles car il est souhaitable qua le signal franchisee le seuil variable anus 0 1 s position minimale MIN1 t 5 s A I ex d hysteresis dune maniere brusque Si amplitude d entree tr mit du sans horaire cette commands peut etre enclenchee est maintenue assez elevee il est pos...

Страница 45: ... irxiiceteur GATE s eteigne et voter I indice tion du voltmetre numerique Faire la soustraction entre la premierg indication du voltmetre numerique et la deuxieme et diviner par deux ceci correspond au niveau 50 Fip 2 4 Reprbsentation des mesures d intervallas de temp Instructions d utilisation DC 503A PERIODE MOYENNEE I ARGEUR B TEMPS A y B 7411 1984 19 Replacer la oommande LEVEL de la vole B pou...

Страница 46: ...res d intervalle de taempa On peut utiliser la moyenne de plusieurs mesures de signaux r p titifs pour augmenter la precision et la resolution La r Procedure suivre pour effectuer une mesure identique duction statistique de I erreur de comptage 1 point celle de la figure 2 ti constitue le Principe de base de la moyenne de plusieurs in tervalles de temps Si I erreur de 1 point est reellement lee 1 ...

Страница 47: ...ort A B la frequence du signal applique la voie A est divisee par la frequence du si gnal applique la voie B et I affichage indique le rapport qui en resul e Mode KMesure du rapport Instructions d utilisation DC 503A 166511984 24 D clenchement L utilisation des commander de d clen chement des voles A et B est identique is cells des mesurer de fr quence et de p riode Placer les commander de d clen ...

Страница 48: ... Instructions de r emballage pour expedition sont compt s 1 affichage augments d un comptage par se oonde et ainsi de suite Si un appareil Tektronix doit titre exp di un centre de maintenance Tektronix pour entretien ou reparation atta chez I appareil une etiquette portent les indications suivan Chaque fois que le total cumule est au dessus de 99 999 tes nom du propri taire I adresse complete et l...

Страница 49: ...ird in einem Einschubfach eines beliebigen Stromversorgungs Moduls der Serie TM 500 betrieben Informationen hinsichtlich der Stromversor gung and des Betriebs der Stromversorgungs Module entnehmen Sie den entsprechenden Bedienungsanlei tungen Um eine Zerstl3rung am Einschub DC 503A zu vermeiden ist die Stromversorgungseinheit sus zuschalten bevor das Instrument ein oder aus geschoben wird Vergewis...

Страница 50: ...dauer 4 GHz nSEC GHz ns Das Leuchten von fur die ein Wert nach Beendigung eines Zf hlvor GHz nSEC zeigt an daf3 der dargestellte Wert in gangs bis zum Beginn der n chsten Messung in Gigahertz GHz angezeigt wird wenn die Be der Anzeige dargestellt wird Mit Hilfevon DISPLAY triebsart FREQ A eingestellt ist oder daf3 die TIME kbnnen Zeitintervalle von 0 1 s Linksan Anzeige in Nanosekunden ns erfolgt ...

Страница 51: ...Abb 2 2 Bedienungselemente and Anschliisse Bedienungsanleitung DC 503A German 2 3 ...

Страница 52: ...w rtige Eingangsstecker verhi ltnis bis zu 100 MHz and bis zu einem Sinus von interner Eingang gew hlt 35 mVeff multipliziert mit dem TeilverhAltnis bis zu Die externen Eing nge haben eine Eingangsimpedanz 125 MHz von 1 Mfg R 20 pF Der interne Eingang hat eine Impedanz In Abhi ngigkeit von der gew hlten Betriebsart ist die von 50 f2 zur Anpassung an typische SignalanschlUsse untere Frequenzgrenze ...

Страница 53: ...en Sie eine kurze Gate Zeit ein 100 ms and bewe L berpriifung der LED Segments gen Sie das Bedienungselement DISPLAYTIME langsam Drucken Sie die Taste RESET um die sieben Zeichen im Uhrzeigersinn Sie kt5nnen dabei beobachten daB die Anzeigelampe GATE fur immer IOngere Zeiten ausge segmente fur jede Stelle zu uberprufen Es wird eine schaltet bleibt Ist die Position HOLD Rasterposition L Reihe mit d...

Страница 54: ...en die START STOPTaste drucken and die Vor Tabelle 2 3 gezeigten Werte wiirtsz hlung laufen lassen Wenn die letzte Dekade 8 Stelle von 9 auf 0 springt leuchtet die Anzeige OVER Tabelle 2 3 FLOW Wenn Siejetzt die Taste START STOP Itfsen k6n PERIOD B TIME A B WIDTH B nen Sie beobachten dab die Anzeigelampe OVERFLOW AVERAGING BETRIEB eingeschaltet bleibt obwohl sich die Z hlung nicht mehr OBERPRi FUN...

Страница 55: ...ze Torzeiten wie 0 1 s oder 0 01 s gew hlt wer In dieser Betriebsart wird das Eingangssignal fur CH A den Dadurch kann uberdie Darstellungsehrschnell fest entweder an den ruckw rtigen Eingang oder die BNC gestelltwerden obderZ hlergetriggertistodernicht Die Buchse an der Frontplatte angeschlossen Um sin Nach endgiiltige Einstellung der Torzeit h ngt von der zu mes senden Frequenz der gewunschten A...

Страница 56: ...e Betriebsarten Periodendauer and Periodendauer mittelung gestatten es einzelne Periodendauermessun Tri99enung DiezurBestimmungderTriggerpunkteerfor gen durchzufiihren oder mehrere Perioden deran Kanal B derlichen Spannungspegel sind an die Ausg nge CH angeschlossenen Eingangsfrequenzen zu mitteln Diese ARCH B TRIG LEVEL der Frontplatte oder an den riick Betriebsarten eignen sich zur Durchfuhrung ...

Страница 57: ...t CH A and dem nachfolgenden Triggerpegelpunkt CH B kann jetzt in der Anzeige abgelesen werden 1 Stellen Sie den Wahlschalter FUNCTION auf die Mitteiiung derZeitintervallmessung Mit Hilfe der Mittei lung kt nnen die Genauigkeit and dieAuflt sungvon repe tierenden Signalen verbessert werden Der Mittelungs vorgang ist im Prinzip eine statistische Verringerung des 2 Bestimmen Sie mit Hilfe des Digita...

Страница 58: ...che Einstellungen der Ausgengsspannung fair CH A and CH B fiir unterschiedliehe ZeitiMervallmessungen EREIGNISSE A WXHREND B 3 Stellen Sie jetzt den Wahlschalter FUNCTION auf die Position EVENTS A DURING B ein Durch das an Kabel B angelegte Signal wird Kanal B getriggert and das Gate ge 5ffnet wodurch die an Kanal A angelegten Impulse gezOhlt werden Mittelung Mit Hilfe derMittelung kt5nnen Genauig...

Страница 59: ...nde Einstellungen vor eine Messung schrittweise durchgefUhrt werden Wird 1 Gehen Sie in die Betriebsart FREQUENCY A and der Wahlschalter FUNCTION in die Position TIME justieren Sie die Triggerelemente CH A wie fOr nor MANUAL eingestellt wobei die interne Brucke entspre male Frequenzmessung chend gesteckt ist werden in der Anzeige mit Driicken 2 W hlen Sie nun die Betriebsart PERIOD B and der Taste...

Страница 60: ...ie an die Eingangsbuchse VERPACKUNG DES GERXTES CH A INPUT gelegt sind solange gez hlt wie die Taste START STOP gedriickt ist Diese Betriebsart wird in der FiirdenVersand desGeri tesandenTektronix Service Hauptsache dazu verwendet relativ seltene and irregu sollte ein Etikett mit folgenden Angaben beigelegt Ire Ereignisse zu z hlen werden Ihre Adresse mit der Angabe der zust ndigen Kontaktperson d...

Страница 61: ... o 14 93 fhJ6 J Z Ja7 7R gv r eh f f U 9 J i 1 DC508 A r 1 5 f i hati5 DC508A t 6 C c if1 Z T C 6 1t yT y t a T r f F 2 1 tip Z Z o TM500 X if 1 t 1 ixh T1 L DC508A J Li o i c h 6 1 l q 6 DC508A Z o il aft t 7 1 T b6 Zt 1 K 1 r 5 t l sir r Lja Z l Z F i a z p T o T e f i1 1 t L LEDtr l o DC503A K t A6 t CTf 6 fi rl t h k I o _ I W y7 1T i 1431 21 Japanese 2 1 ...

Страница 62: ... o Q2 pVERFLOW f Y 1 q t v 5 i T 7 v Q9AVG TIMING f FA f Y L i l 3 aATE i y hv 1L t 1 0 7i Sc IX L o h lX 1 Ta FUNCTIONR DC503A 1j i1 i7 Z o 7i7 i S l Z td sa f F r L Z o DISPLAY TIME tl r li Ftr 7l Zi hi1C 4 GHz nSEC 7 i7 t LZv TaH3Fl FREQ A 91 0 1s 75clal l t h10s Lv IW h AI GHz 5 F al nsZ trt Z TJrc ra sZ HOLDI TI RESET f1AHz SEC 7i7 k LZ a F1 FREQ A r A MHz 9 f 1 Fo a asZ 9 ilk 11X o kHz mSEC ...

Страница 63: ...Fig 2 2 Controls and connectors Operating Instructions DC 503A 2971 01 Japanese 2 3 ...

Страница 64: ...1 7 n i R6 Y TIL i A a 75052 it 9 iR d Z 0 DC A t f lUHZ AC q 1 Z o o J r t i O SLOPE S ifs F 1 iCaJi tr J t7 A t i o f tLZAC t f DC F F i t t f i f 7 1 Zfi q a ii l o 1 0 oy y6 4a W a r Ti 3 L7 i it li l L 1i 1 0 rid LEVEL i F v f E trt F 1 1 Ta f h 1 jCI RT iR r T i F f1 I JIIb L o 2 3p JJa7 c I LEVEL i F P i7 9r J1 7 T a f f3 5V r 5 t x5L d Z at 6 xi 6 x5ow a i o tt s I o i m 0 51 vy Z Z o o v ...

Страница 65: ...c kHz mSec 0 00 0 0 00 0 00 0 000 0 0000 0 00 0 000 0 0000 r i av w OwT h fi iw o i1Ct T a i w 6 flr7i9o p R oW F i il fit Ti t a 6 Li Z o il_ R6 T Jl t li Lt h i f DISPLAY TIME7i hp It L L o L ice l t 1 T _ l t AVG TIMING T 3 0 zZ Y F f01 t R tt GATE i T 9t r if sl r F I 91t F J F tl Y F T F t o iJCL Y F 100ms xii L DISPLAY TIME RESETrYS i LZ7 h7 i F l F 7 h i FR t C Af IifG76 CIl Z I a GATE ll o...

Страница 66: ...Sec GHz nSec GHz nSec GHz nSec o o 0 000 0 00 0 0 0 000 0 00 0 0 0 0 00 0 0000 0 00000 0 000000 0 0000 0 00000 0 000000 0 0000 0 00000 0 000000 AVGS TIMING 1 10 102 103 104 105 106 10 106 1p 1 f I A T TOTALIZE T t L o 0 0 0 0 00 0 000 0 0000 0 00000 0 000000 0 0000000 0 START STOP t 9 i Li AGATE i r S 4 1 f 7i h JA a t c i l o START STOPt S i 1 Ta jJ 7i hJ h i7 LGATE i i r 96 i z o AVG TIMINGR i l...

Страница 67: ... f iiT i 5 7 x L t t l l fill 7 i 5 t Zi i o DCL o b6 LEVEL ihv C f bh6 IaJi1 Jc 1 Zt C A C FUNCTIONS r FREQUENCY A 6 AVG TIMING i t 8 y h l f6 L o DISPLAY TIME i h v wi3tsCIL t 1 t L o 1 hJ 1Ja 7 6 LEVEL i h n il l o LEVEL Operating Instructions DC 503A t B o FUNCTIONR r PERIOD B6 CH B SLOPE 16 ix L or1C6 RESET 9i L o CH B L EVEL i h o i h c OI Z AGATE i i l LZ GATE f ii Y 5 t lrt Z T t GATE i i ...

Страница 68: ...CH A h 1 fl i h p J Z i h SON ja 6 Zi Ja Z o Ta CH B iha JLZ i y h OFF st x t o 2 4DCxl aao I B F lal Ta 1 71 1 Ha1h1 6 CH B 6 1 f1c f1 1 I i1 C Sc 1ll o i il I JtJaJ o 11 1 Z P 9Z r o S ff i a 6 1Z a P 6 A zJ PERIOD B h FREQUENCY Ate F 6 6 1A s p i7 1 b i 6 ta t Z o2 4A a8 Ii vii 1A i h 6 t Z 1t WIDTH B f J 711 1 xa 6 6 2 5 71 l a 6 Z 5 Jf n l t a t Z F 3 50 L l l c t al a L3 oFUNCTION o 11 11 1 ...

Страница 69: ... v P P DC503A v har sc o 1 FUNCTIDNR r WIDTH BG L o 9 fb fi9 P I viJ V iii 2 WIDTH B F Z t 111 6 i Z l f7 7 6 Z JiXL 7 11 6 3l xa F S 3 ri t BG J 7 c 1 a so h l T t t Ta Z o v iTt rft l 0 O tdxb t cpt 7t 1 7 7i h C t o t 1 i h t t i5 taZ l 3 CH A 6 J 7 c 1Ta A CH B 6 7 a fA s C i 5 t 7 7 i h L 17 1 ta taTa At 6 6 fLZ2 IR 1 6 i1 0 9 f 1 f i9 L 1 ii t 7i 1 0 17 6 6 i Il i9 t 6 hi z i al td L h o c h...

Страница 70: ... FREQUENCYf 6 CH A SLOPES 6 x L o 1 J i h LTa 7 6 LEVEL i h n L o 2 CH B6 ihp IL J 71 o FUNCTION Lt c i h 1 Ta 7 6 LEVEL i h R F f i v B LEVEL _ _ _ _ _ _ _ 90 90 _ _ _ __ A LEVEL Its i M RI7 A LEVEL 10 O O X10 i ___ B LEVEL s 5 cl I Afi ucl IBO s rt A B h 3 FUNCTION R w EVENTS A DURING B 6 x aE 0 CH B A3t h flcf Ta Y ht O CH A i II 1 i h fit o DC503 A t CHA B6 3 fJ ii t 2 fA o r l RATIO A B F Z t...

Страница 71: ... r3 START STOP i o xt t 3 z o 1 f Ji1 kA F o Z t Il t ii Z3 i 2 f 1 B F o r Z 11 6 1 Z3 ri n Ba h I i h a i lAliF t kiltil n l t c 6 t Z RATIO A B f i ft L o tdlrt L o S3 1l fl AVG TIMINGR i 3 fii LB O 1t 1 t kt L o I J a 11 TIME MANUAL h L 7 h i7 7 Y i3 fplLT 1J a z a Z o FUNCTION r TIME MANUALI 6 X I lait i t IJ td T1 t x E LZ o a START STOPR i o tJ rl i h t START STOP 7 r3 F c f1Ta START i F 3 ...

Страница 72: ...i Li L ZSTART 6 td J ir itiiiil o t I t X L o ri Ao 2x h 1 T i h n RESETrY9 i START STOP rY9 i L o rl i f v 1 11 START STOP t 9 i L CH A LEV hn i ht t tdt h hnL o 7 h 11 START STOP j q i I c l i h p t T flLtat lt i h q t t_ L 9 F 1 t F START STOPrY 5 i U J 7 Lt f i h 6 tZ t h q 6 i nz h z f7 7i h 06 a6 6 RESET f 5 i L o S Japanese 2 1 2 ...

Страница 73: ...OWING SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY TO AVOID PERSONAL INJURY DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN OPERATING INSTRUCTIONS UNLESS YOU ARE QUALI FI ED TO DO SO ...

Страница 74: ...e signal slope selec tion functions in the Signal Routing circuits Each channel also contains an operational amplifier serving as a X1 PERIOD B Averageable 100 ns Clock buffer circuit supplying a buffered version of the trigger level at the front panel tip jacks or rear interface connec For this AVGS mode the Time Base signal tions 10 MHz 100 ns is not divided it is applied through the Signal Rout...

Страница 75: ...he voltage level Count Input of the Decade Accumulators Again the on the Remote Start Stop input at the rear interface Measurement Gate interval is dependent on the pulse width at the output of the Time A B Generator Decade Accumulators 6 Decade Counter 8 Decade Latch TIME A B Averageable 100 ns Clock The 1st DCU consists of ECL flip flops requiring This AVGS mode has the signals from Channel A an...

Страница 76: ...hannel B Amplifier listed in level to which the input voltage is compared The counter parenthesis measurements are made with respect to the do reference level set by R500 R600 The trigger level range is 3 5 V The input signal applied to the i nput bnc connectors of each channel J510 J610 passes through three switches The buffer amplifier circuit U1620 U1220 and to the gate connection of a DMOS FET...

Страница 77: ...t goes high on the rising edge of the CH Asignal and goes low on the rising edge of the CH B signal Signal Routing and Gate Generator The purpose of the Signal Routing circuit isto routethe CH A CH B Time B or Time Base 110 ns clock signals to either the Gate Generator pin 6 of U1410A the N Circuit schematic 6 or directlytothe Count Input of the Decade Accumulators schematic 4 In some modes of ope...

Страница 78: ...ED 10 MHz TIME BASE ONE WIDTH OF B INPUT TIME A B DECADE DIVIDED 10 MHz TIME BASE ONE INTERVAL FROM CHANNEL A INPUT TO CHANNEL B INPUT PERIOD B AVG 10 MHz TIME BASE N PERIODS OF B INPUT WIDTH B AVG 10 MHz TIME BASE N WIDTHS OF B INPUT TIME A B AVG 10 MHz TIME BASE N INTERVALS FROM CHANNEL A INPUT TO CHANNEL B INPUT EVENTS A DUR B AVG CHANNEL A N WIDTHS OF B INPUT RATIO A B AVG CHANNEL A N PERIODS ...

Страница 79: ...Ac pin 12 and pin 13 of U1330D causing a low to high cumulators transition on its output It is the second low to high transition at the end of the Measurement Gate i nterval that produces the Latch Trigger and affects the Measurement The exclusive OR gate U1421C along with NOR gate Cycle Timing circuit U1430B is used to generate a single width measurement The Channel B signal appears on pin 14 of ...

Страница 80: ...rs count the number of events coming through Channel A become involved in the counting down process duringNintervalsoftheChannelBpulsewidth U1330Ais generating a delay between the first and second clock disabled on pin 5 to lock outthe Time Base and U1420D is pulses going to the Gate Generator circuit on schematic 3 enabled on pin 13 to allow the Channel A signals to pass The first decade counter ...

Страница 81: ... the 101st edge does the same The second through one hundredth clock edges are suppressed via the wired OR junction and because the output of 01400 is changing this keeps U1300A disabled until the 101st clock edge occurs In any of the averaging modes PERIOD B WIDTH B TIME A B EVENTS A DUR B or RATIO A B and N 10 it requires eleven periods of the selected mode to count ten periods The first clock e...

Страница 82: ...hes are provided internally two for storing the count from the 1st and 2nd DCU s and six for internal counter output All latches are loaded when pin 21 goes low for at least 4 s Ripple through time is about 12 s The internal scan counter is driven by an internal oscillator whose frequency is determined by C1511 pins 39 and 40 The counter scans from the most significant digit MSD pin 2 to the least...

Страница 83: ...or the decimal point scanned The FUNCTION switching IogicforS1810isontheAl2 information Aux board top half of schematic while the AVGS TIMING switching logic for S1010 is on the A14 Decimal point information is not displayed in the Main board lower half of schematic A simplified logic TOTALIZE A mode Pin 9 of U1422C and pin 13 of U1612F pattern for S1810 is located on schematic 3 and the logic are...

Страница 84: ...ock via the rear interface When the instrument is equipped with the optional time base all of the standard time base components are removed Power Supplies Integrated circuit 01831 supplies the reference voltage for the 5 V and 12 V power The 5 V power is derived from the 11 5 Vdc supply in the power module whilethe 12 V power is derived from the 33 5 Vdc supply The 12 V power is derived from the t...

Страница 85: ...is procedure to The following test equipment or equivalent listed in determine acceptability of performance in an incoming Table 41 is suggested to perform the Performance Check inspection facility and Adjustment Procedure Calibration Interval To ensure instrument accuracy check the calibration WARNING every 1000 hours of operation or at a minimum of every six months if used infrequently Dangerous...

Страница 86: ...idth do to 200 MHz I X Fastest sweep rate 5 mV I X I X 10 ns Frequency range to X 125 MHz amplitude range to 5 V p p 50 R Range sinewave 10 Hz to I X X 1 MHz offset 2 5 V level Range to 125 MHz f1 V X 50 f2 Range f20 Vdc 4 1 2 I X I X digits Bnc connectors Bnc connectors I X Bnc connectors X X X X Application X I X I TEKTRONIXTM 503 or TM 504 X X I X WWVB 60 kHz Receiver I 1 MHz output I X I X Fre...

Страница 87: ...nchronization error After this check is completed the user should determine if a time base re calibration is required a Set the DC 503A FUNCTION switch to PERIOD B Horizontal Plug in AVGS and set the AVGS switch to 106 TRIGGERING MODE P P AUTO b Connect a coaxial cable from the WWVB Standard COUPLING AC output to the DC 503A B INPUT SOURCE INT POSITION as desired TIME DIV 20 nS c AdjusttheDC 503AC...

Страница 88: ...cilloscope i CHECK that the DC 503A readout indicates approxi h Turn off the power module remove the DC 503A mately 125 000 MHz with the display MHz SEC and change the TIME MANUAVTOTALIZE jumper illuminated J1020 to the TIME MANUAL position 4 4 DC503A 50 fl Termination Sinewave Generator b Change the TIME MANUAVTOTALIZE jumper J1020 located on rear of the Auxiliary board to the TOTALIZE position R...

Страница 89: ...ut position e Change the sinewave generator OUTPUT AMPLITUDE control to 56 f Adjust the DC 503A CH A LEVEL control for astable display on the DC 503A and oscilloscope g CHECK that the DC 503A readout indicated ap proximately 100 000 MHz SEC illuminated 5 Check CH B Input Frequency Range and Sensitivity X1 and X5 Attenuation do coupled 0 Hz to 100 MHz Refer to Fig 4 1 check set up e Set the DC 503A...

Страница 90: ...tion generator plug in and set the for five graticule divisions of signal on the crt display controls as listed above Turn on the power module 50 mV p to p c Disconnect the vertical plug in INPUT connector B k Change the DC 503A TIMING switch to 1 s and the SHAPED OUT signal FUNCTION switch to FREQUENCY A 4 6 FREQUENCY Hz 10 MULTIPLIER 1 g Adjust the vertical plug in POSITION control to FUNCTION s...

Страница 91: ...e DC 503A readout indicates ap BANDWIDTH FULL proximately 0 010 kHz with the display kHz mSEC POLARITY UP illuminated AC GND DC GND POSITION centered display Horizontal Plug in TIME DIV 2 ns r Move the DC 503A CH Aconnection and reconnect to the CH B connector Remove the A SHAPED OUT connector and connect to the B SHAPED OUT black Pulse Generator terminal to COMMON AdjusttheCH B LEVELcontrol for P...

Страница 92: ...trol to position the bottom edge of the dis 108 played squarewave to the center of the crt graticule g Adjust the pulse generator OUTPUT VOLTS HIGH EDGE control for two divisions of display on the crt o CHECK that the DC 503A readout indicates ap 100 mV p to p proximately 8 000 nSEC with the display GHz nSEC illuminated h Adjust the pulse generator PERIOD VARIABLE control for a period of 8 ns 4 di...

Страница 93: ...he DC 503A FUNCTION switch to WIDTH B AVGS b CHECK the displayed GATE light blinks and the readout indicates approximately 5 0000 nSEC with the display GHz nSEC illuminated 14 Check the Events A During B Minimum B Pulse d Adjust the pulse generator OUTPUT VOLTS LOW Width 5 ns LEVEL control to position the bottom edge of the dis played squarewave to the center of the crt graticule a Set the DC 503A...

Страница 94: ...sition DC 503A A SHAPED OUT black terminal to COMMON ATTEN X1 out position to the vertical plug in COUPL DC out position SOURCE EXT out position CH B e Adjust the OC 503A CH A LEVEL control for a LEVEL midrange squarewave display on the oscilloscope crt SLOPE in position ATTEN X1 out position f Adjust the pulse generator PERIOD VARIABLE COUPL DC out position control for a DC 503A display readout o...

Страница 95: ...odule c Connect a tip jack to bnccablefrom the DC 503A A TRIG LEVEL to a bnc female to bnc banana connector and connect to the digital multimeter INPUT d Adjust the DC 503A CH A LEVEL control fully counterclockwise e CHECK that the digital multimeter readout in dicates between 3 500 and 10 000 f Adjust the DC 503A CH A LEVEL control fully clockwise g CHECK that the digital multimeter readout in di...

Страница 96: ...nction generator FREQUENCY VARIABLE control and horizontal plug in POSITION control to display a single period of 10 us on the crt 412 Power Module 50 A Termination Function DIgRaI DC503A Generator Mullimeter I7 TRIO LEVEL OUT INPUT LO NI i CHECK that the digital multimeter readout in dicates between 0 020 and 0 020 j Change the DC 503A COUPL to DC out position k Adjust the DC 503A CH A LEVEL cont...

Страница 97: ...tion i Adjust DC 503A CH B LEVEL control to center the falling edge of the displayed squarewave on the center vertical graticule line j CHECK that the digital multimeter reading is within 030 of value noted in step 20n REV JUN 1981 Calibration DC 503A Performance Check k Disconnect the INPUT cable from the digital mul timeter and connect the function generator OUTPUT to the digital multimeter INPU...

Страница 98: ...nterface connector j Change the DC 503A FUNCTION switch to PERIOD B AVGS and the AVGS switch to 106 d Attach the other cable end center conductor and shield to the appropriate output connections on the k Change the DC 503A A SHAPED OUT connection signal generator Set generator for 56 mV p to p at to the B SHAPED OUT 50 MHz I Adjust the DC 503A CH B LEVEL control for a stable e Set the DC 503A FUNC...

Страница 99: ... calibrationset up a Insert the DC 503A and digital multimeter into the may need to be altered to meet the requirements of the power module equipment used Preparation Access to the internal adjustments is achieved most c Connect the test leads to digital multimeter HI and easily when the DC 503A is connected to the power LO INPUTS module with a flexible plug in extender Remove the left side cover ...

Страница 100: ...alling edge on the center crt graticule line e ADJUST potentiometer R1525 located on the Aux iliary board until the digital multimeter readout indicates between 0 010 and 0 010 b Set the DC 503A FUNCTION switch to PERIOD B AVGS and the AVGS switch to 106 c Adj ust the DC 503A CH B LEVEL control for a stable display readout on the DC 503A d Adjust the variable capacitor C1715 located on the Main bo...

Страница 101: ...ted together whenever possible 6 Pick up components bythe body never bythe leads 10 Use only special antistatic suction type or wick type desoldering tools JFETs Linear microcircuits Low power Schottky TTL Voltage equivalent for levels Cleaning Table 5 1 Relative Susceptibility to Static Discharge Damage Semiconductor Classes Observe the following precautions to avoid damage MOS or CMOS microcircu...

Страница 102: ...source Before purchasing or ordering a part from a multilayer type boards with a conductive path source other than Tektronix Inc check the Replaceable laminated between the top and bottom board layers Electrical Parts list for the proper value rating tolerance All soldering on these boards should be done with and description extreme care to prevent breaking the connections to this conductive path ...

Страница 103: ...g connectors are used for these interconnecting pins If the mating connector is mounted L on a plug on circuit board special sockets are soldered into the board If the mating connector is on the end of a lead an end lead pin connector is used This connector mates with the interconnecting pin The following infor matinn provides the removal and replacement procedure for the various interconnecting m...

Страница 104: ... good connection between the circuit board and the pin This spring tension can be destroyed by using the pin sockets as a connecting point for spring loaded probe tips alligator clips eic To remove or replace these sockets unsolder the pins from the circuit board Use a vacuum or other type desoldering tool to remove excess solder Use caution to prevent solder from entering the connector See Fig 5 ...

Страница 105: ... remove boards from frame 2971 12 Fig 5 7 Circuit board removal o remove switches bend the plastic tab back and raise the rear of the switch clear of the tab 2971 13 Fig 5 8 Pushbutton switch removal To clean the board and switch contacts use a lubricated contact cleaner such as No Noise Contact Restorer Front Panel Latch Removal After separating the two boards the front panel lever To replace the...

Страница 106: ...achfalling edge of the waveform The display scans from time slot 1 the most significant digit to time slot 8 the least significant digit and then repeats The corresponding bcd informa tion transfers to the output at each falling edge of the scan clock Data should be transferred to an external memory on the following positive going edge This allows for propagation delays and ensures that bcd time s...

Страница 107: ...ut I 15 I I 15 Gnd clock External 10 MHz 14 14 Clocklnput 13 13 33 5 V do 12 12 33 5 V do Base lead of 11 PNP series pass Emitter lead of 10 PNP series pass 33 5 V common 33 5 V do Collector lead of PNP series pass 33 5 V common 19 19 BCD 1 Output 18 18 33 5 V do I 8 I 8 Maintenance and Interfacing Information DC 503A p I TM 500 I I p Collector lead of 7 barrier 7 Emitter lead of NPN series ass sl...

Страница 108: ...display of 1079 0074 Time Slot 1 TS7 25A External 10 MHz Clock Input 14A 211171 15 This input is a single low power Schottky TTL load The circuitry driving this input must source 20 pA for a high input and sink 0 36 mA when driving low An external time base meeting the above requirements can be connected to this terminal The ground return forthis input is pi n 15A This line is high during the time...

Страница 109: ...ffice If additional options are made available for this instrument they may be described in a Change Information insert at the back of this manual or in this section Replaces the standard 10 MHz oscillator with a self contained proportional temperature controlled oven oscillator for increased accuracy and stability Information relative to Option 01 can be found on schematic 0 and in the Specificat...

Страница 110: ...y the assembly in which the part is located CROSS INDEX MFR CODE NUMBER TO MANUFACTURER The Mfr Code Number to Manufacturer index for the Electrical Parts List is located immediately after this page The Cross Index provides codes names and addresses of manufac turers of components listed in the Electrical Parts List ABBREVIATIONS Abbreviations conform to American National Standard Y1 1 COMPONENT N...

Страница 111: ... CUMEERLAN PA 17070 24546 CORNING GLASS WORKS ELECTRONIC COMPONENTS DIVISION 550 HIGH STREET BRADFORD PA 16701 27014 NATIONAL SEMICONDUCTOR CORP 2900 SEMICONDUCTOR DR SANTA CLARA CA 95051 33096 COLORADO CRYSTAL CORPORATION 2303 W 8TH STREET LOVELAND CO 80537 34649 INTEL CORP 3065 BOWERS AVE SANTA CLARA CA 95051 55210 GETTIG ENG AND MFG COMPANY PO BOX 85 OFF ROUTE 45 SPRING MILLS PA 16875 55680 NIC...

Страница 112: ... 315 0471 00 RES FXD CMPSN 470 OHM SX 0 25W 01121 CB4715 A10R1012 315 0471 00 RES FXD CMPSN 470 OHM 5X 0 25W 01121 CB4715 A12 CKT BOARD ASSY AUXILIARY A12C1030 281 0773 00 CAP FXD CER DI O OlUF lOX l00V 04222 GC70 1C103K A12C1035 281 0773 00 CAP FXD CER DI O OlUF lOX l00V 04222 GC70 1C103K A12C1120 281 0775 00 CAP FXD CER DI O lUF 20X 50V 72982 8005D9AAB25U104M A12C1130 281 0775 00 CAP FXD CER DI ...

Страница 113: ...530 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 _ __ ____ QTY 2 A12J1630 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 ___ _ __ __ QTY 3 A12J1730 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 _ ___ _____ QTY 2 A12L1530 120 0382 00 XFMR TOROID 14 TURNS SINGLE 80009 120 0382 00 A12L1630 120 0382 00 XFMR TOROID 14 TURNS SINGLE 80009 120 0382 ...

Страница 114: ...PSN 4 7K OHM SX 0 25W 01121 CB4725 A12R1333 315 0472 00 RES PXD CMPSN 4 7K OHM SX 0 25W 01121 CB4725 A12R1334 315 0472 00 RES FXD CMPSN 4 7K OHM 5X 0 25W 01121 CB4725 A12R1336 315 0151 00 RES FXD CMPSN 150 OHM SX 0 25W 01121 CB1515 A12R1420 307 0695 00 RES NTWK FXD FI 9 150 OHM 2X 0 2W EACH 01121 210A151 A12R1430 315 0510 00 RES FXD CMPSN 51 OHM 5X 0 25W 01121 CB5105 A12R1431 315 0820 00 RES FXD C...

Страница 115: ...PPLY 27014 LM339N A12U1220 156 0205 00 MICROCIRCUIT DI QUAD 2 INPUT NOR GATE 04713 MC10102 P OR L A12U1221 156 0688 00 MICROCIRCUIT DI DUAL J K MASTER SLAVE FF 04713 MC10135L A12U1300 156 0182 00 MICROCIRCUIT DI TRIPLE 2 3 2 INPUT GATE 80009 156 0182 00 A12U1310 156 A230 00 MICROCIRCUIT DI DUAL D MA SLAVE FLIP FLOP 80009 156 0230 00 A12U1320 156 0205 00 MICROCIRCUIT DI QUAD 2 INPUT NOR GATE 04713 ...

Страница 116: ...UF 50 1OX 25V 55680 25ULAlOV T A14C1431 281 0772 00 CAP FXD CER DI 0 0047UF lOX l00V 04222 GC701C472K A14C1510 281 0772 00 CAP FXD CER DI 0 0047UF lOX l00V 04222 GC701C472K A14C1511 281 0812 00 CAP FXD CER DI 1000PF lOX l00V 72982 8035D9AADX7R102K A14C1600 290 0745 00 CAP FXD ELCTLT 22UF 50 10 25V 56289 502D225 A14C1601 281 0775 00 CAP FXD CER DI O lUF 20X 50V 72982 8005D9AAB25U104M A14C1610 281 0...

Страница 117: ... SOCKET PIN TERM FOR 0 025 INCH SQUARE PIN 22526 75377 001 A14J1710 131 0608 00 TERHINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 3 A14J1720 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 _____ _____ QTY 3 A14J1810 131 0608 00 TERMINAL PIN 0 365 d X 0 025 PH BRZ GOLD 22526 47357 QTY 2 A14J1820 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 2 A14K1800 ...

Страница 118: ...SN 130 OHM SX 0 25W 01121 CB1315 A14R1300 315 0200 00 RES FXD CMPSN 20 OHM 5X 0 25W 01121 CB2005 A14R1301 315 0102 00 RES FXD CMPSN IK OHM 5X 0 25W 01121 CB1025 A14R1302 315 0102 00 RES FXD CMPSN IK OHM 5X 0 25W 01121 CB1025 A14R1303 315 0102 00 RES FXD CMPSN IK OHM 5X 0 25W 01121 CB1025 A14R1304 315 0512 00 RES FXD CMPSN S 1K OHM 5X 0 25W 01121 CB5125 A14R1319 315 0151 00 RES FXD CMPSN 150 OHM 5X...

Страница 119: ... RES FXD CMPSN 2 7K OHM 5X 0 25W 01121 CB2725 A14R1624 315 0272 00 RES FXD CMPSN 2 7K OHM 5X 0 25W 01121 CB2725 A14R1700 315 0103 00 RES FXD CMPSN lOK OHM SX 0 25W 01121 CB1035 A14R1701 315 0153 00 RES FXD CMPSN ISK OHM S 0 25W 01121 CB1535 STANDARD ONLY A14R1702 315 0122 00 RES FXD CMPSN I 2K OHM 5X 0 25W 01121 CB1225 _____ _____ STANDARD ONLY A14R1710 315 0102 00 RES FXD CMPSN IK OHM 5X 0 25W 01...

Страница 120: ... DI 32 X 8 PROM PROGRAMMED 80009 160 0893 00 A14U1220 156 1149 00 MICROCIRCUIT LI OPERATIONAL AMP JFET INPUT 27014 LF351N A14U1300 160 0892 00 MICROCIRCUIT DI 32 X 8 PROM PROGRAMMED 80009 160 0892 00 A14U1330 156 0369 00 MICROCIRCUIT DI TRIPLE LINE RECEIVER 80009 156 0369 00 A14U1400 156 0994 00 MZCROCIRCUIT DI 8 INPUT DATA SEL MUX 01295 SN74LS151N OR J A14U1401 156 1407 00 MICROCIRCUIT DI MOS TO ...

Страница 121: ...79 450 4352 01 0318 J530 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 J540 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 J610 131 0955 00 CONN RCPT ELEC BNC FEMALE 13511 31 279 J620 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 J630 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 R500 311 2095 00 RES VAR NONWIR PNL lOK OHM 10 12697 SERIES 388 R600 311 2095 00 RES VAR NONWIR PNL lOK OHM ...

Страница 122: ...able When more than and in the lookup table for the schematic diagram and one schematic diagram is used toillustratethecircuitryon corresponding component locator illustration The a circuit board the circuit board illustration may only Replaceable Electrical Parts list is arranged by assemblies appear opposite the first diagram on which it was il in numerical sequence the components are listed by ...

Страница 123: ... B EXT INPUT m as a SHAPED our 33 5V a11 5V 33 SV A12 A14 A12 A14 CHANNEL A AMPLIFIER TRIGGER LEVEL A CHANNEL B AMPLIFIER TRIGGER LEVEL B 18 MF1s CLOgC IN 14A rn aoac IN I21AI TIME A B GENERATOR A12 REMOTE START STOP r A14 TIME BASE SLOPE START STOP SLOPE A12 SIGNAL ROUTING 0 2971 20 ...

Страница 124: ...ATOR ENCODER A14 NAL PING REF aoac our t1se1 INPUT 18 A14 DECADE ACCUMULATOR 6 DECADE COUNTER 8 DECADE LATCH MULTIPLEXER ZERO BLANK DC503A BLOCK DIAGRAM 00 DC 503A j eco our 18A1 cz1B1 czBA1 czeel SCAN CLOCK OUT 2481 jrsl cresol our czsA1 OVERFLOV OUT 2381 oP our cz B1 ...

Страница 125: ...Fig 8 2 Auxiliary Board A12 Assy ADJUSTMENT LOCA 2971 1 6 ...

Страница 126: ...1 I I I I EsIoIlm gym rFAE P1506 T 1 C b00 P 0 9 j I j t Y 710 i J u _ i _ _ I 6 P 7oz nno m K J1300 I i t v OPTION 1 OSC FRED ADJ OFFSET TTL NORMAL INT EXT On Back of Board ADJ dU1fi108 dU781 8 _ Fig 8 1 Main Board A14 Assy STANDARD OSC FRED ADJ g1900 2 o fi r A A i_ C 7 I I q 32 C1730 CP 72 i I g1736 C7 3 U fi i U183 Jl 30 J7630 P 73 c c c 7i3 u I I I 7 0 C C7 r r j I v rc m u c nn P n C K1600 i...

Страница 127: ...1625 H4 J4 81626 E5 J4 CR1620 F3 J4 81627 F4 J5 CR1621 F4 J4 81628 E4 J4 CR1630 F2 15 81629 E4 J5 CR1720 F3 K4 81630 H3 15 CR1721 F4 K4 81631 F3 15 81632 C4 J5 J500 K6 CHASSIS 81633 D4 J5 J510 A5 CHASSIS 81634 H3 15 J1630 J6 J6 81635 H2 15 J1730 C7 K5 81636 H6 J5 81637 H6 J5 L1530 C2 H5 II 81720 F6 K4 L1630 C2 J6 81730 E5 K6 P500 K6 CHASSIS II 81731 E7 J6 P1430 D6 G6 81734 E6 K6 P1430 M4 G6 P1630 ...

Страница 128: ... J C1420 d J1519 r 81525 _ I I I R1620 I I J 2 i U 81622 R1s21 R1720 1 N I U1420 Y CR1720 M IA I I j 81624 Cis22 I I o O9 R1626 CR1721 N N I INI 81623 I j I U1421 I II I C1520 u o CR1620 t I I o a a I U1620 I rp1620 i a I C1522 I i p i CR1621 I I 81523 R1524 O 81628 S1720 I I C1523 I p1321 j W a C1629 C1720 U i v p j d631 I R1627 81629 1331i I I C1430 c r N M M i C 30 J I S173U I U7430 j ao a N N ...

Страница 129: ... I k I I e r o N N j r o I j i U1310 ICI I U1410 I U1411 r i N C1311 I I p j 01420 I j r I r a C1120 C1220 I I o N a I T 1 IT tT1 I r V I U1320 1 I U1321 N N o _ j j M i U1420 1 r o j r i r I r I r I w I I I I I I I I j j I I I o I U1120 Y I U1121 r I U1220 I I U1221 I N N I i a I 3 I I I I 1 I I I I I I r I I I I_ U I 41320 01321 I r _ L 01020 I I I r I I I I I I I I mmt 3 i i E o i Q1030 I l 013...

Страница 130: ...2 3 SV SV P 0 A14 MAIN BOARD DC 5PJ3A u sae 29eNH X1 XS s 3e TYPE DND V CC 10216 8 1 16 SV4 CR1630 R 63e 30 3 i C1629 R1631 12V2 0 1 130 I I R16 DR 72e z9 2 REV DEC 1981 Rtl 1 ...

Страница 131: ...sse e l sse R1szs 01620 G _ 4 7K _ I 3 7 LF361 g CH A LEVEL OUT P1430 9 e1630 I 81620 l01519 tI9237 1K B 1 170K 12V 81622 200 0K 81525 _ 10K R1624j O OFFSET ADJ 2 0BK 12V 81637 4 3K 12V J1630 3 Y PseB 12V 2 J1630 U1530A L 01631 T B 1 P 0 A12 AUXILIARY BOARD CH A AMPLIFIER i J1430 9 00 STATIC SENSITIVE DEVICES SEE MAINTENANCE SECTION COMPONENT NUMBER EXAMPLE COMPONENT NUMBER A23 A2 81234 ASSEMBLY S...

Страница 132: ...L3 F4 P1810 C7 L2 P1900 L1 M1 P1900 L4 M7 P1900 87 M1 111220 E5 D4 Q1230 F4 D5 R610 C6 CHASSIS R1120 F6 C4 t Located on back of board Circuit Schematic Board Number Location Location R1130 D5 C6 R1132 D7 C5 R1134 D6 C6 R1220 E5 D4 R1221 E5 D4 R1222 D4 C4 R1223 H4 D4 R1224 E4 D4 R1225 C4 C5 R1226 E4 C5 R1229 F4 D5 R1230 D4 C5 R1231 F3 D5 R1232 F6 D6 R1233 H6 D6 R1234 F3 D5 R1235 F3 D5 R7236 F3 D5 R...

Страница 133: ... r r oo C1714 I I U ICI p172 R1 713 01715 I u a2o 11 uiaz C_ I II U1820 R1714 j j a I i R 7 9 J 72o R1720 O O r N M I I N N N N N N I II I U1520 iol p1725 F1820 j j I I R 2 o T m ao m I a J V p 72 l INI p1722 Q n I I p F1821 N r _ U1621 I I F1830 j R1730 E CR1730I R1736 ITl CR1731 r 1 I I I I 01420 R1520 f j I i I ii i _ is u a2z i x I r jeu az3 r r R1530 01430 C1431 R1531 Fig S 4 Main Board A14 A...

Страница 134: ... i i I i i _ 81210 R1110 _ R1212 81410 S1410 CR1110 V o R1213 J1300 J1400 II II S1311 pC pC C1220 I II R1120 R1220 I w I 081120 R1221 81420 CR1121 C1221 C13 Nn IN 081220 l C1420 81520 CR1221 Q1220 1U1220 I C1322 J 07421 S1020 P 01120 R1 24 1 81323 81322 N v i 81222 81223 r 1 81324 l i i 81225 w o i 001323 a IffU1422 i S1021 81226 N M Q123oe N r r o j i uia2 e C1130 x V I M M M M M M I I I 81230 I ...

Страница 135: ...I 51031 K1800 C1133 0 1 J1810 P1810 P1130 J1130 P1s00 178 o I 1 INT C H B INPUT P1900 168 2 I 2 2 2 1 INT CH B 81810 INPUT 10 P1900 17A DC 5 3A C1030 f 0 1 81134 150 81132 51 cR1z3e z Rtz31 10z1s 130 5 3 C1231 81236 4 0 1 130 V 2 12V1 81234 1 2K CR1120 c11z0 cRlzzec 1000pF 81224 81221 3 0K 68 81226 150K CR1221 12V1 C1220 _j2V 0 1 1 81120 390 81333 Q 1230 6se TYPE GND I VCC 1 16 10216 8 zs71 zz REV...

Страница 136: ...V OFFSET ADJ V CC 81330 C7322 87325 C1421 ss0 a7 ss0 81322 1K P1230 p510 CH A LEVEL OUT 1900 22A PWR MOL 12V CH B LEVEL OUT YJ P1230 12V J1230 3 J510 3 8600 CH B 10K LEVEL 1 J510 Y Ps O 1 J7230 SIC J1521 P1527 J1520 P1900 22B P1520 PVR MDL 1 C 1233 0 P 0 A14 MAIN BOARD CH B AMPLIFIER 02 DD STATIC SENSITIVE DEVICES SEE MAINTENANCE SECTION COMPONENT NUMBER EXAMPLE COMPONENT NUMBER n A23 A2 I T 81234...

Страница 137: ...R1520 E1 H4 P1520 A6 H4 R1521 H1 H4 P1521 A6 H4 P1530 L7 H5 S1720 B2 L4 P1t330 L4 D6 U1122D L4 C5 P7630 B2 D6 U1220C K2 D4 Q1134 K3 D5 U1220D K3 D4 Q1320 H5 F5 U1320C F4 E4 Q1321 H5 F5 U1320D J6 E4 n1330 H4 F5 U1321 D4 F4 Q1331 F5 F5 I J1330A H2 E5 n1420 F1 H3 U13308 F3 E5 Q1530 J7 H5 U1330C H3 E5 U13 D K4 E5 R1130 K4 C6 U1410A J5 G3 R1134 L4 C6 U1410B K5 G3 R1138 L3 D6 U1420A E5 G4 R1210 D6 E2 U1...

Страница 138: ...A B TOTALIZE TIME MANUAL DC 5PJ3A 1 SR1420G 10 D O 15B 0 11 C 9 13 R Q 14 3 0 U1321 U1420B 18131 1e18z V1320 6 7 00 r e ors 2 R1336 2 7V 1 se U 1420A 1 R1428E tq 10182 R1211 1 6K 2 7v i R142 i 00 B O6 P DO A A R1520 V1322 ez SEE DIAGRAM 2 7V REV MAY 1981 2971 23 Q1420 R1521 51 NOTES OC SB3A FUNCTION TYPE GNO V SVITCH LOCK STATES 10187 0 1 16 KEY I 10102 6 1 r 16 LO LM339 12 3 BLANK H1 18131 B 1 I6...

Страница 139: ...BOARD J1s19 I P1519 S I GNAL ROUT I NG T I ME A B GENERATOR 8 GATE GENERATOR DD M Js20 IsNAPEo OUT A J538 SEE PARTS LIST FOR EARLIER VALUES AND SERIAL NUMBER RANGES OF PARTS OUTLINED OR DEPICTED 1N GREY B 1 I Static Sensitive Devices See Maintenance Section COMPONENT NUMBER EXAMPLE Component Number A23 A2 R1234 Assembly Schematic Y Circuit Number Subassembly Number Number if used Chassis mounted c...

Страница 140: ...cation C7120 B8 C4 R7038 F4 B5 C1220 C8 D4 R1131 E2 C6 R1132 K5 C6 P1630 M3 E6 R1133 L7 C6 Q1132 H4 C5 R1220A 82 E4 Q1133 F5 C5 R1231 F5 D5 R1021A K6 gq U1120 E4 C4 R1021D J5 gq U1121A K7 C4 R1021E C7 gq U1121t3 J6 C4 R1021G E4 gq U1122A D2 C5 R1021H D4 Bq U1122B K6 C5 R10211 F4 84 U1122C L7 C5 R1036 C2 g5 U1220B J8 D4 R1037 C1 g5 U1221 C3 D4 P O A12 ASSY also shown on 1O 3O 10 REV DEC 1981 ...

Страница 141: ...V CC 10135 8 1 16 10131 8 1 16 01120 10131 DC 5f7 3A 2 7V 01220 1D1ez 01221 10135 ECL CLR 2 7V 1 16 11 16 R1037 1 3K R1036 3 6K R1021E 150 1 6 sv i clzze T e 1 U1122D 8 2 U1122A LM339 2 7V 1 R1021f 150 z 7v t R1021H 2 6V 1se 9 7 D Q 2 7V R1038 6 1 68 Q1132 CE R1021G 1se q R q 3 6 Q1133 1e 297 zq REV DEC 1981 R1231 330 10 01121 10131 U1220B 10102 ...

Страница 142: ...XILIARY BOARD 7 D 11 CE 6 1 3 C P 1630 5 cc s c 1B _ i J1630 5 STATIC SENSITIVE DEVICES R Q SEE MAINTENANCE SECTION a 3 U1122C DECADE ACCUMULATOR 1ST DCU 00 J1630 3 J1630 6 i J1630 4 COMPONENT NUMBER EXAMPLE COMPONENT NUMBER A23 A2 R1234 ASSEMBLY SCHEMATIC NUMBER C RCU T SUBASSEMBLY NUMBER NUMBER IF USEDI CHASSIS MOUNTED COMPONENTS HAVE NO ASSEMBLY NUMBER PREFIX SEE ENO OF REPLACEABLE ELECTRICAL P...

Страница 143: ...F2 C1411 K4 G3 R1401 D4 F2 C1430 K7 G5 R1410 D4 F3 C1431 K2 G5 R1412 K4 G3 C1510 K6 G3 R1421 C1 F5 C1701 C3 K1 R1511 K6 G3 R1520 J3 G4 CR1700 C3 K1 R1530 K2 H5 Q1300 E4 F1 R1531 K7 H5 Q1301 D5 F2 R1700 C3 K1 Q1400 D5 F2 S1310 C3 E3 Q1700 D3 K1 S1410 D3 G3 R1300 F5 E1 01420 K8 G3 R1301 F5 E1 01421 K5 G3 R1302 H4 F2 01422 H4 G5 R1303 F4 F2 01423 K3 G5 R1304 C5 F2 P O A14 ASSY also shown on 1002 10 R...

Страница 144: ...630 2 LATE P1630 2 DC 503A LATCH TRIGGER R1421 5 1K SV R1700 10K U1610 3 C1701 Q1 00 12V 1 eNF 51410 CR1700 HOLD U1420D 74LS02 R1304 12 13 6 1K 12V 2V sv sV a D TYPE GND VCC 74LS00 7 14 74LS02 7 14 R 410 DISPLAY TIME R1401 27K RESET R1400 10e Q1300 6z C1400 E 4 7NF B1 12V R1303 1K REV DEC 1981 2971 25 R1301 iK SV R1302 1K z U1422A 74LS00 ...

Страница 145: ...a C1430 5 1K11 TTT S 1 II I 0yF T U1423B 45288 U1420C 74LS02 74LS02 U1621A 1 CLR J1430 1 P1430 1 GATE LIGHT P 0 A14 MAIN BOARD MEASUREMENT CYCLE TIMING 00 PYR STATIC SENSITIVE DEVICES SEE MAINTENANCE SECTION P13Be COMPONENT NUMBER EXAMPLE COMPONENT NUMBER A23 A2 R1234 ASSEMBLY I SCHEMATIC NUMBER I CIRCUIT SUBASSEMBLY NUMBER NUMBER IF USED1 CHASSIS MOUNTED COMPONENTS HAVE NO ASSEMBLY NUMBER PREFIX ...

Страница 146: ... H6 E4 P1601 B1 J2 01400 F4 G2 P1601 B8 J2 01401 H3 G2 Q1300 E7 p1 U1411A H7 G3 U1411B K7 G3 R1021F F5 B4 U1430D F6 G5 R1200 L3 E2 01500 L3 H2 R1215 D6 E3 01501 H2 H2 R1220G J7 E4 R1220H F5 Eq U1510A C3 H3 R12201 H6 E4 U1510B C4 H3 _ R1300 F7 F2 U1510C C3 H3 R1301 E7 F2 U1510D C2 H3 R1302 L3 F2 U1511A C2 H3 R1303 L3 F2 U1511B C1 H3 R1310B D7 F3 U1511C K1 H3 R1310C E7 F3 U1511D C1 H3 R1310D D7 F3 U...

Страница 147: ... KEY LO BLANK HI RESET GOES LOW BETWEEN DETENTS CR1222 813108 150 z 7v i S 4 0 U1600B 4019 ECL CLR 81215 5 2 7V 813100 150 s 9 IDc DC C R CR1220 U1310A 10131 R 130 F K U1320D 15 4 1 SET 2 TO 9 U 1400 1 CLR 74LS90 B CND SV 14 2 CLR 9 s VCC QD2 13 7 89 2 1 1 CLK qA2 3 15 2 CLKODI 7 6 8 9 1 14 INA 2 INB 80 1 10 GND O01 11 3 q 12 81301 300 2 7V R1310C 1s0 SV 12 13 2 7V Q1300 2 7V I 2 I 7V R1021F1 1 R1...

Страница 148: ... 15 9 150 g Q 2 10 DC Q DC 11 6 C C _ 3 13 R Q 14 4 R Q 2 7V 1 z 7v U1300B R1220G sv sv 5 7 14 C1400 T B 1 ae0 2 3 1 u1510 S90 74LS00 1s0 813101 7010s B tse 11 7 s 10 to TYPE GND VCC 1 57B 0v 74LS00 7 14 10131 8 1 16 74LS133 6 16 2 7V 2 7V C720z l B 7 J q 3V2 5 R1200 4 2B u130eA 10tOs 9 7 13 2 Static Sensitive Devices See Maintenance Section COMPONENT NUMBER EXAMPLE Component Number A23 A2 81234 S...

Страница 149: ...3 H4 H3 J1430 B9 F6 R1610 D2 13 J7500 M7 H1 R1622 D4 14 J1500 M2 H1 R1623 D4 14 J1630 B3 Iti R1624 D4 J4 R1715 D4 J3 P1300 M6 E1 R1800 J6 L1 P1300 M8 E1 R1802 B2 L2 P1400 M4 G1 P7500 M2 H1 01200 D7 D2 P1500 M7 H1 01300 D8 E2 P1900 L1 M3 01400 H6 F2 P1900 L6 M3 01401 J4 G2 P1900 B2 M3 01520 E4 H4 P1900 L5 M3 01610 K3 12 U1611A F5 12 Q7500 K7 H2 U1611B K5 12 Q1800 C2 L2 U1611C J2 12 U1611D F2 12 R15...

Страница 150: ...S Q 1 800 10K 4B 17 SCAN CLK OUT OSC IN B8 C1611 Ba 18 R18e2 001 B2 19 240 39 SCAN IN B1 20 U1621C 8 LOAD 21 LOAD 11 O 1420B 4 RESET 3 RESET BLANK B1 01 8 36 82 D1 OB 14 0 34 B4 D1 33 OVFL 13 88 01 IN 3 R02 10 GNO R1624 R1622 R1715 2 7K 2 7K 2 7K SV R1623 1 2 7K IN8 DA 12 14 INA U1621A qB 74LS04 q C 8 6 R9I1I 12V 1e dR 9 2I SEE DIAGRAM 7aLSee 74LSZes LS01 9 2 8 B1 02 3 7 _ 82 02 4 6 B4 D2 S 5 I I ...

Страница 151: ...1B1 4 rsl P19ee zsa 4 5 OVERFLOW P19B8 23B U 161 1 B P13ee 74LS367 3 04 J13B PiB12 2 U1621 B OVFL I 74LSB4 SCANNED DECIMAL POINT P19BB 27B PWR MDL svz nS mS S BCD 8 P198B 2BB BCD 4 P19BB 2BA BCD 2 P19BB 21B i BCD 1 P19BB 19A 6V L _TSB _TS7 _TS6 _TSS _TS4 _TS3 _rsz rs1 P 0 A14 MAIN BOARD 6 DECADE COUNTER 8 DECADE LATCH MULTIPLEXER J1SBB 1 P15B0 PWR MDL PWR MOL P1see STATIC SENSITIVE DEVICES dP Jise...

Страница 152: ...ation II Number Location Location CR1011 D6 A2 J7012 B7 A3 CR1012 D7 82 J1101 B5 B1 CR1111 D7 82 J1102 B2 B2 CR1211 D7 C2 CR1215 D7 C2 P1012 B7 A3 CR1311 D8 D2 P1101 B5 B1 P1102 B2 B2 DS1002 C4 A1 DS1005 D4 A1 R1009 E7 A2 DS1102 E4 B1 R1011 E6 A2 DS1105 F4 B1 R1012 E7 A2 DS1202 H4 C1 DS1205 J4 C1 DS1302 K4 C1 DS1305 L4 D1 ...

Страница 153: ...mber Subassembly C rcuit Number Number il used Chassis mounte0components have no Assembly Number prefix see end of Replaceable Electrical Parts List PARTS LOCATION GRID A J1101 A10 N N N N N N N N O O _ N N M C7 N N N N N N y O D O O O D O R1009 J1102 CR1011 CR 1 012 CR1 ii1 CR1211 CR 215 CRvll R1012 Fig 8 5 Display Board A10 Assy D 2971 20 ...

Страница 154: ... 503A _e f _ b e p o d e b c d e f p dp e b c d e f d e b c d s f p dp e b c d o f dp e b c d e 10 9 0 5 4 2 3 7 10 9 0 5 4 2 3 7 IB 9 0 4 2 3 7 10 9 5 4 2 3 7 10 9 0 b c d a f p dP 1 1 R1009 47B 2971 28 ...

Страница 155: ...10 8 8 5 4 2 3 7 10 9 B 5 4 2 3 7 18 9 8 5 4 DISPLAY O 8 Static Sensitive Devices See Maintenance Section COMPONENT NUMBER EXAMPLE Component Number A23 A2 R12 34 Assembly I I Schematic Circuit Number Subassembly Number Number il used A10 DISPLAY BOARD Chassis mounted components have no Assembly Number prefix see end of Replaceable Electrical Parts List ...

Страница 156: ...1810 C4 L3 CR1210 C2 E2 CR1430 L5 G5 U16000 H2 12 U1600D F2 12 J1020 F5 B4 U7600E F3 12 U1600F L4 12 P1020 F5 B4 U1601A F3 J2 P1430 M2 G6 U1601B E2 J2 P1430 M5 G6 U1601C E2 J2 R1610A K4 J3 U1611A H2 J3 R16108 C3 J3 U1611B K3 J3 R1610C C3 J3 U1611C H3 J3 R1610D L4 J3 U1611D J3 J3 P O A14 ASSY See Fig 8 4 P O A12 ASSY also shown on 1003 10 J1601 M6 C2 R1213A H H8 D3 R12131 J7 D3 R1100 K7 C2 R1110 L7...

Страница 157: ...14 4049 1 8 40818 7 14 SV 4 3V1 U1601B U1600D 40238 4049 CR1021 2W 3 TOJ1020ZE A TIME MANUA WYY L U P1020 51010 1 SV SV AVCS TIMING R1212 R1210 L 5 K _ __ 5 _ _ _ _ 1 100n5 9 10 tyS O 10 B 102 10NS _ O 10 3 7 10 8 10 3 10BN5 O O 1 04 S 10 4 1m5 1 B5 10mS O 105 4 106 3 10 8 100mS O 1 2 18 7 15 O O 10 8 105 O 10 8 010 8 REV AUG 1981 297 2B U16000 seas R1 rr rr r r R1 ...

Страница 158: ...EEN DETENTSI FUNCTION RESET P1430 6 J1430 6 P 0 A12 AUXILIARY BOARD ADE P1430 7 ADF P1430 4 1 J1601 1 a P1601 1 P1601 2 P1601 3 P1601 4 P1601 5 P1601 6 P1601 7 P1601 8 10 J1601 2 10 2 J1601 3 10 3 J1 60 1 4 10 a J1601 5 10 6 J1601 6 10 6 J1601 7 10 7 J1601 8 NOjE RESET GOES LOW BETWEEN DETENTS P 0 A14 MAIN BOARD J1430 4 LFW SWITCHING LOGIC 09 Static Sensitive Devices See Maintenance Section COMPON...

Страница 159: ...81723 F4 J5 C1830 C4 K6 81724 L6 J4 CR1110 L2 C3 81725 L6 J4 CR1721 F4 J5 C81730 K4 J5 81730 H4 J5 CR1731 D4 K5 81731 L5 J5 CR1732 E5 K5 81732 L4 J5 CR1733 E2 Jg 81733 D2 K6 81734 C3 K6 F1820 B5 L4 81735 L4 J6 F1821 85 L4 81736 D5 K5 F1830 C1 L5 81801 D9 K1 J1630 M4 Ig 81803 K9 K1 J1630 1 17 lg 81820 F5 K4 J1710 F7 J3 81821 H4 K4 J1720 K5 Jq 81822 H4 L4 81823 H4 L4 L1230 F3 D6 81824 F4 K5 L1330 L3...

Страница 160: ...1731 U1830 7812 P1900 12A 33 SV 1 2 r 3 STANDARD TIMEBASE C1732 0 1 Q CR1733 12V 81736 81828 T C01820 10 1 3K 12V STANDARD TIMEBASE COMPONENTS REMOVED YHEN OPTION 1 TIMEBASE IS INSTALLED C1713 VR1710 81701 81702 0 1 10V 15K 1 2K C1710 81710 390 1K O L16B0 82yH 1 C1600 22NF Q1724 Q1723 81723 INT I EXT C1712 I 1 2 3I 6V 12 24pF Q1701 I J1710 I I I P1710 osc C1715 _ 81711 1C1711 I J ADJ O O 2 10pF S ...

Страница 161: ...PH T 1eyF 12V CR1730 TTL CLK IN P19B0 21A PYR MDL SV 3 TTL U1621E R1735 74LSe4 R7732 180 2 11 10 270 J1630 11 P1230 11 NORMAL R1731 828 P1720 J1720 SV R1714 11e R1720 470 R1725 240 GND P1900 16 A MDL I D R1036 680 R1eza s1e C1230 Q1020 B 1 H sv SV Q1030 00 SY oo 0 4 3V1 Og O 12V 1 REF CL K P19ee 15B i EXT 10 MHz IN P1 90e 14A z4e P 0 A12 AUXILIARY BOARD STATIC SENSITIVE DEVICES SEE MAINTENANCE SEC...

Страница 162: ...ons an Item Name may sometimes appear as incomplete For further Item Name identification the U S Federal Cataloging Handbook H6 1 can be utilized where possible ABBREVIATIONS Section 9 DC 503A This mechanical parts list is indented to indicate item relationships Following is an example of the indentation system used in the description column INCH ELCTRN ELECTRON IN INCH SE SINGLE END a NUMBER SIZE...

Страница 163: ...PA 17070 49671 RCA CORPORATION 30 ROCKEFELLER PLAZA NEW YORK NY 10020 71785 TRW CINCH CONNECTORS 1501 MORSE AVENUE ELK GROVE VILLAGE IL 60007 73743 FISCHER SPECIAL MFG CO 446 MORGAN ST CINCINNATI OH 45206 73803 TEXAS INSTRUMENTS INC METALLURGICAL MATERIALS DIV 34 FOREST STREET ATTLEBORO MA 02703 75915 LITTELFUSE INC 800 E NORTHWEST HWY DES PLAINES IL 60016 79807 WROUGHT WASHER MFG CO 2100 S 0 BAY ...

Страница 164: ...DES 20 1 TERM SET PIN SEE AIOJ1012 J1101 J1102 REPL 21 136 0252 07 12 SOCKET PIN CONN W 0 DIMPLE 22526 75060 012 22 386 4404 01 1 SUBPANEL FRONT W INSERTS 80009 386 4404 01 ATTACHING PARTS 23 213 0868 00 2 SCREW TPG TF 6 32 X 0 375 L FILM STEEL 93907 OBD SUBPANEL INCLUDES 24 5 JACK TIP GRAY SEE J520 J530 J540 J620 J630 REPL 25 337 2744 00 1 SHIELD ELEC FRONT SUBPANEL AL 80009 337 2744 00 26 366 15...

Страница 165: ...D FOR MTG TO 220 TRANSISTOR 49671 DF 137A OPTION 1 ONLY 342 0355 00 1 INSULATOR PLATE TRANSISTOR SILICONE RUBBER OOOBB 7403 09FR 51 OPTION 1 ONLY CKT BOARD ASSY INCLUDES 5g 1 SWITCH LEVER SEE A14S1010 REPL ATTACHING PARTS 59 213 0869 00 3 SCREW TPG TF 2 28 X 0 25 PLASTITE 93907 OBD 60 4 SWITCH PB ASSY SEE A14S1020 51021 51030 51031 REPL 61 343 0495 04 1 CLIP SWITCH FRONT 7 5 MM 4 UNIT 80009 343 04...

Страница 166: ... 1 ONLY ATTACHING PARTS 83 211 0097 00 2 SCREW MACHINE 4 40 X 0 312 INCH PNH STL 83385 OBD OPTION 1 ONLY 84 361 0548 00 2 SPACER RING 0 125 ID X 0 25 OD X 0 110 ID 80009 361 0548 00 OPTION 1 ONLY 85 214 1061 00 1 SPRING GROUND FLAT 80009 214 1061 00 86 426 1515 00 1 FR SECT PLUG IN TOP 80009 426 1515 00 87 426 0724 19 1 FR SECT PLUG IN BOTTOM 80009 426 0724 19 Replaceable Mechanical Parts DC 503A ...

Страница 167: ...5 2980 00 1 CA ASSY SP ELEC 3 26 AWG 3 0 L 80009 175 2980 00 FROM A14J1230 TO R500 352 0161 02 2 CONN BODY PL EL 3 WIRE RED 80009 352 0161 02 175 2981 00 1 CA ASSY SP ELEC 7 26 AWG 7 0 L 80009 175 2981 00 FROM A14J1300 TO AlOJ1012 352 0165 03 2 CONN BODY PL EL 7 WIRE ORANGE 80009 352 0165 03 175 3056 00 1 CA ASSY SP ELEC 2 26 AWG 5 5 L 80009 175 3056 00 FROM A14J1320 TO J620 J630 352 0169 01 1 HLD...

Страница 168: ...ii i o m m o i m yrl I I II v I m ir m m mm m m 0 9 y m mm m m m m m m m L I J II I s Irl _ a J III a e v av v c v S u III o _ n r m o U m_ 0 o ...

Страница 169: ...SEE END OF MPL FOR WIRE ASSEMBLIES O1 0 pG C 0 DC 503A ...

Страница 170: ...odel No Mfr No Part No Eff Dscont Qty 1 2 3 4 5 Name Description Code Mfr Part Number 070 2971 00 1 MANUAL TECH INSTR DC503A UNIVERSAL 80009 070 2971 00 175 1178 00 1 CABLE ASSY RF 50 OHM COAX 20 0 L 80009 175 1178 00 ACCESSORIES ...

Страница 171: ...o printing and shipping requirements we can t get these changes Immediately into printed manuals Hence your manual may contain new change information on following pages A single change may affect several sections Since the change i nformation sheets are carried in the manual until all changes are permanently entered some duplication may occur If no such change pages appear following this page your...

Страница 172: ...0 6557 01 CKT BOARD ASSY AUXILIARY ADD A12CR1320 152 0075 00 SEMICOND DEVICE SW GE 22V 40MA DIAGRAM aASm r s TF fTMT FTNR ETD DC 503A SIGNAL ROUTING TIME A B GENERATOR GATE GENERATOR Partial IDTEE OC EW FIlY TI 1 YID7M F WITfM LOGIO FTATFY TII A F IFII100 AYC YIOTN F AK TINE A E AYG IEFFT GOES LOY FYFNTE A M E tTYEp OETEMS IGTIO M EE OIACIM TOTKIEF TIME NAMNL YEY MIST sz LO kAYA NI DESCRIPTION Pag...

Страница 173: ... DC503A O1 CHANGE T0 A12 670 6557 02 CKT BOARD ASSY AUXILIARY REMOVE A12CR1320 152 0075 00 SEMICOND DEVICE SW SI 22V 40MA ADD A12W1322 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 AWG DIAGRAM ELECTRICAL PARTS AND SCHEMATIC CHANGES SIGNAL ROUTING TIME A B GENERATOR GATE GENERATOR Partial SWITCHING LOGIC Partial DESCRIPTION R161 A pE TS BETYEEN Z 2 K pETENT81 T__ T Page 1 of 1 ...

Страница 174: ...0 MICROCIRCUIT DI HEX INVERTER The new 670 7508 00 circuit board consists of A13U1600 156 0494 02 MICROCIRCUIT DI HEX INV BUFF SEL 4049 131 0787 00 14 TERMINAL PIN 0 64 L X 0 025 SQ PH BRZ GO LD PL U1600 is removed from A12 and added to new piggyback board A13 HEX CMOS BUFFER N CIRCUIT Partial which is installed in the old U1600 socket DIAGRAM z w z w 1 i R1I21F R122w1 S 15B 15 0 Uao409 7 9 Ujet t...

Страница 175: ...13 it 1601C U1600E I 4049 2 9 11 12 E UISI 4 AOF P1 3H B U1601A V B w U1611D I U16118 wBl6 wale C ewe C w Date 29 81 DESCRIPTION SCHEMATIC CHANGES SWITCHING LOGIC Partial A 1 4 7R aSV __ _ I I i A T_ ax Change Reference M43464 AOE P1 EB 7 CR1 3e ...

Страница 176: ...KT BOARD ASSY MAIN A14 670 6559 01 CKT BOARD ASSY MAIN OPTION 1 ONLY A14C1431 281 0852 00 CAP FXD CER DI 1800PF 10 100V A14R1531 315 0512 00 RES FXD CMPSN 5 1K OHM 5 0 25W A14U1423 156 1152 00 MICROCIRCUIT DI DUAL PRCN RETRIGGERABLE RESETTABLE MONOSTABLE MULTIVIBRATOR The above components are shown on diagram 5 MEASUREMENT CYCLE TIMING and are located on the MAIN circuit board assembly DESCRIPTION...

Страница 177: ...0 25W A14C1322 281 0763 00 CAP FXD CER DI 47PF 10 100V A14R1326 315 0820 00 RES FXD CMPSN 82 OHM 5 0 25W A14R1500 315 0680 00 RES FXD CMPSN 68 OHM 5 0 25W A14R1501 315 0680 00 RES FXD CMPSN 68 OHM 5 0 25W A14R1502 315 0680 00 RES FXD CMPSN 68 OHM 5 0 25W A14R1503 315 0680 00 RES FXD CMPSN 68 OHM 5 0 25W A14R1504 315 0680 00 RES FXD CMPSN 68 OHM 5 0 25W A14R1505 315 0680 00 RES FXD CMPSN 68 OHM 5 0...

Страница 178: ...Nachfolgend ist das Service Manual abgebildet welches die US Army für dieses Gerät herausgegeben hat Möglicherweise sind hier zusätzliche Informationen verfügbar ...

Страница 179: ...ANUAL OPERATOR ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS UNIVERSAL TEKTRONIX FOR COUNTER TIMER MODEL DC 503A NSN 6625 01 114 4890 D E P A R T M E N T O F T H E A R M Y 26 DECEMBER 1984 ...

Страница 180: ...t Be careful not to contact high voltage connections when installing or operating this equipment Whenever the nature of the operation permits keep one hand away from the equipment to reduce the hazard of current flowing through vital organs of the body W A R N I N G Do not be misled by the term low voltage Potentials as low as 50 volts may cause death under adverse conditions COMMON and probe grou...

Страница 181: ...direct to Command er US Army Missile Command ATTN DRSMI SNPM Redstone Arsenal AL 35898 5238 A reply will be furnished to you TABLE OF CONTENTS L I S T O F I L L U S T R A T I O N S LIST OF TABLES SECTION 0 GENERAL NFORMATION Scope indexes of Publications Forms Records and Reports Reporting Equipment Improvement Recommendations EIRs Administrative Storage Destruction of Army Electronics Materiel SE...

Страница 182: ... B APPENDIX C APPENDIX D OPTIONS REPLACEABLE ELECTRICAL PARTS DIAGRAMS AND CIRCUIT BOARD ILLUSTRATIONS REPLACEABLE MECHANICAL PARTS REFERENCES MAINTENANCE ALLOCATION CHART MAC R E C O M M E N D E D S P A R E P A R T S L I S T M A N U A L C H A N G E I N F O R M A T I O N Page 6 1 7 1 8 1 9 1 A 1 B 1 C 1 D 1 ...

Страница 183: ... the CH B Signal Typical DC 503A Timing Diagram Check Set Up for the High Frequency Sensitivity Using X1 and X5 Attenuation Check Set Up for Low Frequency ac and dc Sensitivity Check Set Up for Minimum Pulse Width Signals Check Set Up for Trigger Level Range 3 5V and Accuracy Y20mVf0 59 0 of Reading Typical Square Pin Assembly Exploded View of Circuit Board Pin and Ferrule Dual Entry Circuit Board...

Страница 184: ...ics Frequency A Display Check Period B Time A B Width B Timing Mode Display Check Period B Time A B Width B Averaging Mode Display Check Ratio A B and Events A During B Display Check Gate Time vs Measurement Resolution PROM Selection Code List of Test Equipment Requirements Relative Susceptibility to Static Discharge Damage Page 1 2 1 7 1 7 1 8 2 5 2 6 2 6 2 6 2 8 3 10 4 2 5 1 ...

Страница 185: ...intenance Management System Accidents involving injury to personnel or damage to materiel will be reported on DA Form 285 Accident Report in accordance with AR 385 40 0 4 Reporting Equipment Improvement Recom mendations EIR If your DC 503A needs im provement let us know Send us an EIR You the user are the only one who can tell us what you don t like about your equipment Let us know why you don t l...

Страница 186: ...0 2 TM 9 6625 474 14 P 3 Fig 0 1 DC 503A Universal Counter Timer ...

Страница 187: ...blanked Single annunciators LEDs are used to indicate register overflow active gating interval and the frequency or time units associated with the measurement being made The DC 503A can be equipped with an optional oven controlled 10 MHz crystal oscillator to obtain a highly stable and precise internal time base Both the optional oscillator and the standard 10 MHz time bases provide 100 ns single ...

Страница 188: ...Table 1 1 1 2 TM 9 6625 474 14 P 3 ...

Страница 189: ...Table 1 1 1 3 TM 9 6625 474 14 P 3 ...

Страница 190: ...Table 1 1 1 4 TM 9 6625 474 14 P 3 ...

Страница 191: ...Table 1 1 1 5 TM 9 6625 474 14 P 3 ...

Страница 192: ...1 6 Table 1 1 TM 9 6625 474 14 P 3 ...

Страница 193: ...Table 1 1 1 7 Table 1 2 Table 1 3 TM 9 6625 474 14 P 3 ...

Страница 194: ...Table 1 3 Table 1 4 1 8 TM 9 6625 474 14 P 3 ...

Страница 195: ...he DC 503A will now slide straight out INSTALLATION AND REMOVAL The DC 503A is calibrated and ready to use when received It operates in one compartment of a TM 500 Series power module Refer to the power module instruc tion manual for line voltage requirements and power module operation To prevent damage to the DC 503A turn the power module off before installation or removal of the instrument from ...

Страница 196: ...illuminated indicates the displayed number is Hertz Hz in FREQ A mode or seconds SEC in a time mode MODE SELECTION AND CONTROL FUNCTIONS FUNCTION selects the measurement events or time counting modes for the counter NOTE The TOTALIZE A TIME MANUAL position is an either or function TOTALIZE A or TIME MANUAL is selected and set by positioning an Internal jumper Placement of this jumper is discuss ed...

Страница 197: ...2 3 TM 9 6625 474 14 P 3 Fig 2 2 Controls and connectors ...

Страница 198: ...eak Sensitivity and Frequency Range The SOURCE switch for each channel selects either the front panel bnc connector external or the rear interface connector internal pins The external inputs present impedances of approximately 1 paralleled by about 27 pF The internal input circuits present nominal 50 impedances to match typical coaxial cable signal connec tions Input Coupling Front panel pushbutto...

Страница 199: ...igit A row of 8 s should be displayed This check of the display devices can be done at anytime Frequency A Displays Set the FUNCTION switch to FREQUENCY A With the AVGS TIMING switch select a gate time of 100 ns Check the decimal point location leading zero suppression and units indicators according to Table 2 1 counterclockwise position observe that the GATE in dicator flashes rapidly for short g...

Страница 200: ...Board is in the TIME MANUAL position Set the FUNC TION switch to the TIME MANUAL Position and the AVGS TIMING switch to 1 sec The GATE indicator should light and an advancing count should be displayed when the START STOP button is pushed in The GATE indicator should go out when the count is stopped by releasing the START STOP button Check the overflow display by setting the AVGS TIMING switch to 1...

Страница 201: ... control because of changing dc levels The repetitive nature of the signals makes slope selection unnecessary for frequency measurements Signals less than 3 volts peak to peak need not be attenuated larger signals should be attenuated to within the range of 60 mV to 3 V peak to peak Set the FUNCTION switch to FREQUENCY A and with the AVGS TIMING switch select one of the shorter gate times Set the ...

Страница 202: ...f signals below 10 Hz and particularly in the lowest decade from 0 1 Hz to 1 0 Hz become rather sensitive to wave shape and amplitude Since it is desirable for the signals to pass through the trigger hysteresis abruptly square waves are preferred Other wave shapes can be accurately measured if the amplitude is kept high TIME INTERVAL MODES Two modes of time interval measurement can be selected WID...

Страница 203: ...ed to the Channel B input If the signal to be applied to Channel A input is different than that being applied to Channel B repeat Step 2 for this signal 4 5 6 7 Set the Channel B LEVEL control to the desired triggering level as calculated in Step 2 Set the FUNCTION switch to TIME A B Set the Channel A LEVEL control to the desired triggering level as calculated in Step 3 With signals connected to t...

Страница 204: ...PE switch to SLOPE Adjust the LEVEL control for a stable display 2 Apply the control signal to Channel B With the FUNCTION switch at PERIOD B set Channel B SLOPE switch to SLOPE Adjust the LEVEL control for a stable display 3 Set the FUNCTION switch to EVENTS A DURING B When the Channel B signal excursion occurs Channel B is triggered andthe gate opens allowing the Channel A pulses to be counted A...

Страница 205: ... now be set to display maximum resolution For most measurements the smallest number of averages that produces a useful number of digits should be considered TIME MANUAL MODE This mode is a manual analog of the TIME A B mode In this mode only the AVGS TIMING switch and START STOP switch affect the display Starting and Stopping The TIME MANUAL mode may bethought of as a stop watch type of operation ...

Страница 206: ...s released and no other controls are actuated the last total will continue to be displayed No more incoming events will be added to the total Restarting and Resetting When the START STOP button is again depressed incoming events will advance the displayed total Resetting the count to zero can be done at any time by pressing the RESET button Remote start stop Starting and stopping the count can be ...

Страница 207: ...ement Gate via the Gate Generator for the desired measurement time At the end of the Measure ment Gate interval the accumulated count is latched in the 8 Decade Latch Multiplexer circuits converted from BCD to 7 segment information and displayed on the front panel with the proper decimal point location and correct annunciator illuminated The Measurement Cycle Timing circuit determines the Display ...

Страница 208: ...ock For this mode there are no inputs to Channel A or Circuit whose output is routed directly to the Count Input of the Decade Accumulators The Measurement Gate interval is generated either by using the START STOP switch on the front panel or by changing the voltage level on the Remote Start Stop input at the rear interface Decade Accumulators 6 Decade Counter 8 Decade Latch The 1st DCU consists o...

Страница 209: ...by capacitor C1830 C1030 resulting in a signal that varies around its average level Attenuation of the input signal X1 or X5 is determined by the setting of S1730 S1021 Four diodes CR1620 CR1720 CR1621 and CR1721 CR1220 CR1120 CR1221 and CR1121 are provided to limit the input voltage to Q1630 Q1230 Clamping occurs at approximately 6 V or 13 V The diode clamping circuits are protected against exces...

Страница 210: ...NUAL mode The Channel B NOR gate U1420A is disabled for the TOTALIZE A and FREQUENCY A modes U1420D is not Refer to the FUNCTION switch S1810 logic pattern on the schematic for specific Iogic levels that enable or disable the remaining signal routing gates Time A B Generator Whenever a Reset signal appears on pin 13 of U1321 B it sets pin 15 low and pin 14 high The low on pin 15 enables U1420C on ...

Страница 211: ...3 5 Fig 3 1 TM 9 6625 474 14 P 3 ...

Страница 212: ... edge of thesingle period the Measurement Gate is stopped with pin 14 of U1410B high and pin 15 low The gate signal generated on pin 14 of U1410B is again routed through and inverted by both U1330B and U1220C PERIOD B Average For this mode the Time Base signal is passed through U1330A directly to the Decade Accumulators The Channel B signal is routed to the N Circuit via U1420A U1421C and Q1331 ba...

Страница 213: ...through U1330C exactly like the Totalize A mode N Circuit The first decade counter in the N Circuit consists of U1310A U1310B U1411A U1411B U1300B and associated ECL components As the operator selects different positions of the AVGS TIMING switch S1010 on schematic 9 more and more of the remaining dividers become involved in the counting down process generating a delay between the first and second...

Страница 214: ... internal Time Base are not used In the TIME MANUAL mode the Time Base signal is divided by N In both modes the gate IS generated by the START STOP switch input to CR1222 For all modes except TOTALIZE A and TIME MANUAL the input to pin 3 of U1600B is at a high level This causes CR1220 to be forward biased holding pin 9 of U1310A low and enabling that flip flop to change state when clocked on pin 6...

Страница 215: ...s high all four outputs are set low and U1620 counts the negative edges that occur on pin 14 At the end of every 100 counts all of the binary inputs to U1520 should be low Resistors R1624 R1623 R1622 and R1715 operate as pull up resistors to ensure that the D2 inputs for U1520 reach the 4 0 V level required for a logical 1 value 6 Decade Ripple Through Counter The 6 Decade Ripple Through Counter U...

Страница 216: ...e seven segment and decimal point information is paralled For leading zero suppression during the scanning cycle the display is blanked seven segment information is missing until the first non zero digit or decimal point is en countered The GATE and OVERFLOW lights CR1011 and CR1012 are driven by current limit resistors R1011 and R1012 A single current limiting resistor R1009 is used for the four ...

Страница 217: ...nd CR1730 The 5 V 12 V and 12 V power is connected from the Main board tothe Aux board via P1630 pins 7 8 9 and 10 where decoupling networks are provided The 5 V is divided down to about 3 3 V on the base of Q1032 and reflected as 2 7 V on the emitter Voltage feedback for this regulator is provided by Q1030 and Q1020 The main purpose of Q1020 is to sink the current coming from all of the 150 n ECL...

Страница 218: ...instrument accuracy check the calibration every 1000 hours of operation or at a minimum of every six months if used infrequently Services Available Tektronix Inc provides complete instrument repair and adjustment at local field service centers and at the factory service center Contact your local Tektronix field office or representative for further information Test Equipment Required The following ...

Страница 219: ...4 2 TM 9 6625 474 14 P 3 Table 4 1 LIST OF TEST EQUIPMENT REQUIREMENTS ...

Страница 220: ...calibrated the 1 MHz WWVB frequency standard should read 1000 0000 61 counts for any temperature between 0 C to 50 C The 61 counts are determined by 5O counts due to temperature 5 ppm t10 counts due to aging fl ppm and I count to synchronization error After t his check is completed the user should determine if a time base re calibration is required a Set the DC 503A FUNCTION switch to PERIOD B AVG...

Страница 221: ...adout indicates approxi mately 125 000 MHz with the display MHz pSEC illuminated 3 Check Totalize A and Time Manual 0 to 125 MHz a Turn off the power module Remove the DC 503A b Change the TIME MAN UAL TOTALIZE jumper J1020 located on rear of the Auxiliary board to the TOTALIZE position Refer to Adjustment Locations in the pullout pages of this manual c d e Re insert the counter into the power mod...

Страница 222: ...e CH B INPUT Remove the A SHAPED OUT connector and connect to the B SHAPED OUT connector black terminal to COMMON TM 9 6625 474 14 P 3 b Set the DC 503A AVGS switch to 10 and FUNC TION to PERIOD B AVGS c Adjust the DC 503A CH B LEVEL control for a stable display on the DC 503A and oscilloscope d CHECK that the DC 503A readout indicates ap proximately 10 0000 nSEC with the display GHz nSEC illumina...

Страница 223: ...andthe AC GND DC switch to GND g Adjust the vertical plug in POSITION control to center the trace on the oscilloscope crt display h Change the vertical plug in AC GND DC switch to DC a Turn the power module off Disconnect the i Adjust the function generator OFFSET control to sinewave generator OUTPUT cable and remove the center the displayed signal on the crt sinewave generator plug in j Adjust th...

Страница 224: ...et up a Set the DC 503A CH B COUPL switch to AC b Adjust the DC 503A CH B LEVEL control for a stable readout on the DC 503A and oscilloscope c CHECK that the DC 503A readout indicates ap proximately 100 00 mSEC with the display kHz mSEC illuminated d Set the function generator OFFSET control fully TM 9 6625 474 14 P 3 e The oscilloscope crt display is a squarewave f CHECK that the DC 503A readout ...

Страница 225: ... div i Move the vertical plug in INPUT connection to the DC 503A CH A lNPUT and connect the A SHAPED OUT signal to the vertical plug in INPUT Change the vertical plug in VOLTS DIV switch to 2 j Adjust the DC 503A CH A LEVEL control forastable display on the DC 503A and oscilloscope k CHECK that the DC 503A readout indicates ap proximately 125 00 MHz with the display MHz 3EC illuminated m Move the ...

Страница 226: ...gnal to the vertical plug in INPUT h Adjust the DC 503A CH A LEVEL control for a stable display on the DC 503A and oscilloscope i CHECK that the DC 503A readout indicates ap proximately 100 00 MHz with the display MHz 3EC TM 9 6625 474 14 P 3 j Set the DC 503A FUNCTION switch to PERIOD B AVGS and the AVGS switch to 106 k Move the DC 503A A SHAPED OUT connector to the B SHAPED OUT black terminal to...

Страница 227: ...rminations to both DC 503A CH A and CH B INPUTS b Connect the dual input connector to the 50 l termination on the DC 503A INPUTS DC 503A FREQUENCY A 1 ms ccw midrange out position Xl out position DC out position EXT out position midrange in position Xl out position DC out position EXT out position c Connect the coaxial cable from the pulse generator OUTPUT to the dual input connector d Connect the...

Страница 228: ...k set up and preliminary control settings with the following exceptions DC 503A FUNCTION FREQUENCY A TIMING 1 ms COUPL CH A and CH B AC TM 9 6625 474 14 P 3 Digital Multimeter RANGE 20 DC VOLTS a Turn off the power module and disconnect the pulse generator OUTPUT connection Remove the pulse generator plug in b Insert the digital multimeter plug in Turn on the power module c Connect a tip jack to b...

Страница 229: ...zontal plug in POSITION control to display a single period of 10 HS on the crt h Adjust the DC 503A CH A LEVEL control to center the falling edge of the displayed squarewave on the center vertical graticule Iine i CHECK that the digital multi meter readout in dicates between 0 020 and 0 020 j Change the DC 503A COUPL to DC out position k Adjust the DC 503A CH A LEVEL control to center the falling ...

Страница 230: ... the digital multimeter readout is MON within 030 of value noted in step 21l c Move the connection from the DC 503A A TRIG LEVEL to the B TRIG LEVEL output black terminal to COMMON R E A R I N T E R F A C E C H E C K S 22 Check CH A and CH B Rear Interface d Move the coaxial cable with 50 termination from Frequency Range O Hz to 50 MHz DC 10 Hz to the DC 503A CH A INPUT to the CH B INPUT 50 MHz AC...

Страница 231: ...black terminal to COMMON to the vertical plug in INPUT Disconnect the A TRIG LEVEL output connection g Adjust the DC 503A CH A LEVEL control for a stable display on the DC 503A and oscilloscope h CHECK that the DC 503A readout indicates ap proximately 50 0000 MHz with the display MHz pSEC illuminated i Detach the coaxial cable center conductor from pin 16A and attach to pin 17B of the DC 503A rear...

Страница 232: ... DC 503A is connected to the power module with a flexible plug in extender Remove the left side cover of the DC 503A to reach the adjustments on the auxiliary board Remove the right side cover to reach the adjustments on the main board Refer to the Adjustment Locations in the pull out pages at the rear of this manual Make adjustments at an ambient temperature between 20 C and 25 C Check Power Supp...

Страница 233: ...roximately 1 second for the dlsplay to up date 5 Adjust the OFFSET ADJ R1525 channel A Refer to Fig 4 5 check set up and control settings as shown in the Performance Check procedure step e For the optional timebase adjust change the 20 DC 503A AVGS switch to 10 a Adjust the vertical plug in POSITION control to center the trace over the center graticule line f Adjust the DC 503 4 CH B LEVEL control...

Страница 234: ... station by qualified service personnel 4 Nothing capable of generating or holding a static charge should be allowed on the work station surface 5 Keep the component leads shorted together whenever possible 6 Pick up components by the body never by the leads 7 Do not slide the components over any surface 8 Avoid handling components in areas that have a floor or work surface covering capable of gen...

Страница 235: ...following information 1 Instrument 2 Instrument type and option number serial number 3 A description of the complete circuit number 4 Tektronix part number Soldering Techniques part if electrical include To avoid electric shock hazard disconnect the instrument from the power source before soldering The reliability and accuracy of this instrument can be maintained only if proper soldering technique...

Страница 236: ... one end before the other end Interconnecting Pins Several methods of interconnection including square pin and circuit board pin and ferrule are used to electrical Iy connect the circuit boards with other boards and components Several types of mating connectors are used for these interconnecting pins If the mating connector is mounted on a PIug on circuit board special sockets are soldered into th...

Страница 237: ...en the circuit board and the pin This spring tension can be destroyed by using the pin sockets as a connecting point for spring loaded probe tips alligator clips etc Bottom Entry Circuit Board Pin Sockets To remove or replace these sockets unsolder the pins from the circuit board Use a vacuum or other type unsoldering tool to remove excess solder Use caution to prevent solder from entering the con...

Страница 238: ...witch Maintenance After separating the two boards the front panel lever switches may be removed by removing the three screws attaching each lever switch to the circuit board Use care when removing or assembling the lever switches to the circuit boards to prevent bending the contact fingers When reassembling carefully align the screw holes on the switch cover with the board Place the switch cover o...

Страница 239: ...sition This DC 503A is in TOTALIZE A or TIME MANUAL modes the input is terminated in 50 Q with a maximum input of 4 V counter counts When this line goes high counting stops peak or 8 V peak to peak The external device pulling this line low must sink 1 6 mA Channel A Input Ground 17A Scan Clock Out 24B This connection provides a 2 to 2 5 kHz squarewave A different front panel digit is displayed on ...

Страница 240: ...5 7 TM 9 6625 474 14 P 3 Fig 5 9 Rear interface connector assignments ...

Страница 241: ...e most significant digit scanned lt goes high on the falling edge of the scan clock and returns low on the next falling edge of the scan clock This output is capable of driving two TTL loads This input IS a single low power Schottky TTL load The circuitry driving this input must source 20 LA for a high input and sink 0 36 mA when driving low An external time base meeting the above requirements can...

Страница 242: ...Catalog or contact your Tektronix Field Office If additional options are made available for this instrument they may be described in a Change Information insert at the back of this manual or in this section OPTION 01 Replaces the standard 10 MHz oscillator with a self contained proportional temperature controlled oven oscillator for increased accuracy and stability Information relative to Option 0...

Страница 243: ...nd typical expansions are illustrated by the following TM 9 6625 474 14 P 3 INFORMATION Only the circuit number will appear on the diagrams and circuit board illustrations Each diagram and circuit board illustration is clearly marked with the assembly number Assembly numbers are also marked on the mechanical exploded views located in the Mechanical Parts List The component number is obtained by ad...

Страница 244: ...C HELIPOT DIV JOHNSON E F C J rk Kri oNrx rNc MAT ORY CAPACITOR CO OIV OF P R MALLORY ANU C rNC DALE EI E TRONICS INC ORT OS CORPORATION 1201 2ND STREET SOUTH P O BOX 5012 1 3500 N CENTRAL EXPRESSWAY ROIJTE 202 ELECTRONICS PARK P O BOX 867 19TH AVE SOUTH 5005 E MCDOWELL RD PO BOX 20923 464 ELLIS STREET LOWER WASHINGTON STREET 3 301 ELECTRONICS WAY P O BOX 3049 YOUK EXPRESSWAY 550 HIGH STREET 2900 ...

Страница 245: ...22526 A10R1009 315 0471 00 RES FXDE CMPSN 470 OHM 5 0 25W 01121 A10R1011 315 0471 00 RES FXD CMPSN 470 OHM 5 0 25W 01121 A10R1012 315 0471 00 RES FXD CMPSN 470 OHM 5 0 25W 01121 A12 CKT BOARD ASSY AUXILIARY A12C1030 281 0773 00 CAP FXD CER DI 0 01UF 10 100V 04222 A12C1035 281 0773 00 CAP FXD CER DI 0 01UF 10 100V 04222 A12C1120 281 0775 00 CAP FXD CER DI 0 1UF 20 50V 72982 A12C1130 281 0775 00 CAP...

Страница 246: ...357 QTY 2 A12J1530 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 2 A12J1630 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 3 A12J1730 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 2 A12L1530 120 0382 00 XFMR TOROID 14 TURNS SINGLE 80009 120 0382 00 A12L1630 120 0382 00 XFMR TOROID 14 TURNS SINGLE 80009 120 0382 00 A12P1430 131 193...

Страница 247: ... 7K 0HM 5 0 25W 01121 CB4725 A12R1333 315 0472 00 RES FXD CMPSN 4 7K 0HM 5 0 25W 01121 CB4725 A12R1334 315 0472 00 RES FXD CMPSN 4 7K 0HM 5 0 25W 01121 CB4725 A12R1336 315 0151 00 RES FXD CMPSN 150 0HM 5 0 25W 01121 CB1515 A12R1420 307 0695 00 RES NTWK FXD FI 9 150 0HM 2 01121 210A151 A12R1430 315 0510 00 RES FXD CMPSN 51 0HM 5 0 25W 01121 CB5105 A12R1431 315 0820 00 RES FXD CMPSN 82 0HM 5 0 25W 0...

Страница 248: ...UPPLY 27014 LM339N A12U1220 156 0205 00 MICROCIRCUIT DI QUAD 2 INPUT NOR GATE 80009 156 0205 00 A12U1221 156 0688 00 MICROCIRCUIT DI DUAL J K MASTER SLAVE FF 04713 MC10135L A12U1300 156 0182 00 MICROCIRCUIT DI TRIPLE 2 3 2 INPUT GATE 80009 156 0182 00 A12U1310 156 0230 00 MICROCIRCUIT DI DUAL D MA SLAVE FLIP FLOP 80009 156 0230 00 A12U1320 156 0205 00 MICROCIRCUIT DI QUAD 2 INPUT NOR GATE 80009 15...

Страница 249: ...0UF 50 10 25V 55680 25ULA10V T A14C1431 281 0772 00 CAP FXD CER DI 0 0047UF 10 100V 04222 GC701C472K A14C1510 281 0772 00 CAP FXD CER DI 0 0047UF 10 100V 04222 GC701C47K A14C1511 281 0812 00 CAP FXD CER DI 1000PF 10 100V 72982 8035D9AADX7R102K A14C1600 290 0745 00 CAP FXD ELCTLT 22UF 50 10 25V 56289 502D225 A14C1601 281 0775 00 CAP FXD CER DI 0 1UF 20 50V 72982 8005D9AABZ5U104M A14C1610 281 0775 0...

Страница 250: ...TERM FOR 0 025 INCH SQUARE PIN 22526 75377 001 A14J1710 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 3 A14J1720 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 3 A14J1810 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 2 A14J1820 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 QTY 2 A14K1800 148 0076 00 RELAY REED 1...

Страница 251: ...PSN 130 0HM 5 0 25W 01121 CB1315 A14R1300 315 0200 00 RES FXD CMPSN 20 0HM 5 0 25W 01121 CB2005 A14R1301 315 0102 00 RES FXD CMPSN 1K 0HM 5 0 25W 01121 CB1025 A14R1302 315 0102 00 RES FXD CMPSN 1K 0HM 5 0 25W 01121 CB1025 A14R1303 315 0102 00 RES FXD CMPSN 1K 0HM 5 0 25W 01121 CB1025 A14R1304 315 0512 00 RES FXD CMPSN 5 1K 0HM 5 0 25W 01121 CB5125 A14R1319 315 0151 00 RES FXD CMPSN 150 0HM 5 0 25W...

Страница 252: ...14R1623 315 0272 00 RES FXD CMPSN 2 7K 0HM 5 0 25W 01121 CB2725 A14R1624 315 0272 00 RES FXD CMPSN 2 7K 0HM 5 0 25W 01121 CB2725 A14R1700 315 0103 00 RES FXD CMPSN 10K 0HM 5 0 25W 01121 CB1035 A14R1701 315 0153 00 RES FXD CMPSN 15K 0HM 5 0 25W 01121 CB1535 STANDARD ONLY A14R1702 315 0122 00 RES FXD CMPSN 1 2K 0HM 5 0 25W 01121 CB1225 STANDARD ONLY A14R1710 315 0102 00 RES FXD CMPSN 1K 0HM 5 0 25W ...

Страница 253: ... 32 X 8 PROM PROGRAMMED 80009 160 0893 00 A14U1220 156 1149 00 MICROCIRCUIT LI OPERATIONAL AMP JFET INPUT 27014 LF351N A14U1300 160 0892 00 MICROCIRCUIT DI 32 X 8 PROM PROGRAMMED 80009 160 0892 00 A14U1330 156 0369 00 MICROCIRCUIT DI TRIPLE LINE RECEIVER 80009 156 0369 00 A14U1400 156 0994 00 MICROCIRCUIT DI 8 INPUT DATA SEL MUX 01295 SN74LS151N OR J A14U1401 156 1407 00 MICROCIRCUIT DI MOS TO LED...

Страница 254: ...279 450 4352 01 0318 J530 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 J540 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 J610 131 0955 00 CONN RCPT ELEC BNC FEMALE 13511 31 279 J620 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 J630 136 0387 00 JACK TIP GRAY 71279 450 4352 01 0318 R500 311 2095 00 RES VAR NONWIR PNL 10K 0HM 10 12697 SERIES 388 R600 311 2095 00 RES VAR NONWIR PNL 10K OHM...

Страница 255: ... by Tektronix Inc are Resistors Ohms fl The information and special symbols below may appear in this manual Assembly numbers and Grid Coordinates Each assembly in the instrument is assigned an assembly number e g A20 The assembly number appears on the circuit board outline on the diagram in the title for the circuit board component location ill ust ration and in the lookup table for the schematic ...

Страница 256: ...8 3 8 4 blank TM 9 6625 474 14 P 3 ...

Страница 257: ...8 5 8 6 blank TM 9 6625 474 14 P 3 ...

Страница 258: ...Fig 8 2 Fig 8 1 8 7 8 8 blank TM 9 6625 474 14 P 3 ADJUSTMENT LOCATIONS ...

Страница 259: ...8 9 8 10 blank TM 9 6625 474 14 P 3 PARTS LOCATION GRID Table 8 1 COMPONENT REFERENCE CHART See Fig 8 3 ...

Страница 260: ...TM 9 6625 474 14 P 3 8 11 8 12 blank ...

Страница 261: ...Fig 8 4 8 13 8 14 blank TM 9 6625 474 14 P 3 Table 8 2 COMPONENT REFERENCE CHART See Fig 8 4 PARTS LOCATION GRID ...

Страница 262: ...TM 9 6625 474 14 P 3 8 15 8 16 blank ...

Страница 263: ...8 17 8 18 blank TM 9 6625 474 14 P 3 Table 8 3 COMPONENT REFERENCE CHART See Fig 8 3 ...

Страница 264: ...8 19 8 20 blank TM 9 6625 474 14 P 3 ...

Страница 265: ...8 21 8 22 blank TM 9 6625 474 14 P 3 Table 8 4 COMPONENT REFERENCE CHART See Fig 8 3 ...

Страница 266: ...8 23 8 24 blank TM 9 6625 474 14 P 3 ...

Страница 267: ...8 25 8 26 blank TM 9 6625 474 14 P 3 DC 503A Table 8 5 COMPONENT REFERENCE CHART See Fig 8 4 ...

Страница 268: ...8 27 8 28 blank TM 9 6625 474 14 P 3 ...

Страница 269: ...8 29 8 30 blank TM 9 6625 474 14 P 3 DC 503A Table 8 6 COMPONENT REFERENCE CHART See Fig 8 3 ...

Страница 270: ...8 31 8 32 blank TM 9 6625 474 14 P 3 ...

Страница 271: ...8 33 8 34 blank TM 9 6625 474 14 P 3 DC 503A Table 8 7 COMPONENT REFERENCE CHART See Fig 8 4 ...

Страница 272: ...8 35 8 36 blank TM 9 6625 474 14 P 3 ...

Страница 273: ...Fig 8 5 8 37 8 38 blank DC 503A TM 9 6625 474 14 P 3 PARTS LOCATION GRID Table 8 8 COMPONENT REFERENCE CHART ...

Страница 274: ...8 39 8 40 blank TM 9 6625 474 14 P 3 ...

Страница 275: ...8 41 8 42 blank TM 9 6625 474 14 P 3 DC 503A Table 8 9 COMPONENT REFERENCE CHART See Fig 8 3 ...

Страница 276: ...8 43 8 44 blank TM 9 6625 474 14 P 3 ...

Страница 277: ...8 45 8 46 blank TM 9 6625 474 14 P 3 DC 503A Table 8 10 COMPONENT REFERENCE CHART See Fig 8 4 ...

Страница 278: ...8 47 8 48 blank TM 9 6625 474 14 P 3 ...

Страница 279: ...onent Attachfng parts for Assembly and or Component Detail Part of Assembly and or Component Attaching parts for Detail Part Parts of Detail Part Attaching parts for Parts of Detail Part Attaching Parts always appear in the same indentation as the item it mounts while the detail parts are indented to the right Indented Items are part of and included with the next higher indentation The separation ...

Страница 280: ... WAStlEK Mf G C Lb K r R li LX INC CENr RAl c CRtTW CAMCAR SCREW AND MFG C J T0 MANUFACTURER City State ZIP 4350 wEsr 78rti P O BOX 3608 10 RIvER RD YOUK EXPRF SSWAY 30 ROCKEFELLER PLAZA 1501 MotLSE AVENIJE 446 MORGAN ST 14 FOREST STREET 800 E NORTHWEST HWY 2100 s o BAY sr P O BOX 500 2530 CRESCENT DR 600 lf3 rH AVE NINNEAPOLIS MN 55435 HARRISBURG PA 17105 SHELTON CT 06484 NEW CUMBERLAND PA 17070 ...

Страница 281: ...INCLUDES 20 1 TERM SET PIN SEE A10J1012 J1101 J1102 REPL 21 136 0252 07 12 SOCKET PIN CONN W O DIMPLE 22526 75060 012 22 386 4404 01 1 SUBPANEL FRONT W INSERTS 80009 386 4404 01 ATTACHING PARTS 23 213 0868 00 2 SCREW TPG TF 6 32 X 0 375 L FILM STEEL 93907 OBD SUBPANEL INCLUDES 24 5 JACK TIP GRAY SEE J520 J530 J540 J620 J630 REPL 25 337 2744 00 1 SHIELD ELEC FRONT SUBPANEL AL 80009 337 2744 00 26 3...

Страница 282: ...TCH FRONT 7 5 MM 4 UNIT 80009 343 0495 04 ATTACHING PARTS 62 210 3033 00 4 EYELET METALLIC 0 59 OD X 0 156 INCH LONG 07707 SE 25 63 343 0499 04 1 CLIP SWITCH REAR 7 5MM X 4 UNIT 80009 343 0499 04 ATTACHING PARTS 64 210 3033 00 4 EYELET METALLIC 0 59 OD X 0 156 INCH LONG 07707 SE 25 65 136 0499 08 1 CONNECTOR RCPT 8 CONTACT 00779 30380949 8 66 136 0514 00 1 SKT PL IN ELEC MICROCIRCUIT 8 DIP 73803 C...

Страница 283: ...52 0169 00 175 2980 00 1 CA ASSY SP ELEC 3 26 AWG 3 0 L 80009 175 2980 00 FROM A14J1230 TO R500 352 0161 02 2 CONN BODY PL EL 3 WIRE RED 80009 352 0161 02 175 2981 00 1 CA ASSY SP ELEC 7 26 AWG 7 0 L 80009 175 2981 00 FROM A14J1300 TO A10J1012 352 0165 03 2 CONN BODY PL EL 7 WIRE ORANGE 80009 352 0165 03 175 3056 00 1 CA ASSY SP ELEC 2 26 AWG 5 5 L 80009 175 3056 00 FROM A14J1320 TO J620 J630 352 ...

Страница 284: ...nuals Types 7 8 and 9 Supply Bulletins and Lubrication orders Index of US Army Equipment Modification Work Orders First Aid for Soldiers Accident Reporting and Records Army Materiel Maintenance Concept and Policies Maintenance Supplies and Equipment Army Metrology and Calibration System The Army Maintenance Management System TAMMS Procedures for Destruction of Electronics Materiel to Prevent Enemy...

Страница 285: ...n item in proper operating condition i e to clean includes decontaminate when required to preserve to drain to paint or to replenish fuel lubricants chemical fluids or gases d Adjust To maintain or regulate within prescribed limits by bringing into proper or exact position or by setting the operating characteristics to specified parameters e Aline To adjust specified variable elements of an item t...

Страница 286: ...ber Column 1 Iists group numbers the purpose of which is to identify maintenance significant components assemblies subassemblies and modules with the next higher assembly b Column 2 Component Assemb y Column 2 contains the names of components assemblies subassemb lies and modules for which maintenance is authorized c Column 3 Maintenance Function Column 3 lists the functions to be performed on the...

Страница 287: ...e tool and test equipment reference code correlates with a code used in the MAC Section Ill Column 5 b Column 2 Maintenance Category The lowest category of maintenance authorized to use the tool or test equipment c Column 3 Nomenclature Name or identification of the tool or test equipment d Column 4 National Stock Number The National Stock Number of the tool or test equipment e Column 5 Too Number...

Страница 288: ... Replace Insp Replace C oper itollcrew O organizatiollal F direct support 4 MAINTENANCE CATETORY c 10 0 F H 1 00 1 50 10 50 10 50 10 50 H general support D depot D SECTION III TOOL AND TEST EQUIPMENT REQUIREMENTS FOR TEKTRONIX DC 503A UNIVERSAL COUNTER TOOL OR TEST MAINTENANCE NATIONAUNATO EQtJIPMENT CATEGORY NOMENCLATURE STOCK NUMBER 1 I H I Test Equipment I 2 H JTK 17LAL 35H 4931 01 073 3845 Too...

Страница 289: ...the organization owning and using the equipment All special tools and test equipment are called out in Table 4 1 Supply of parts will be through normal supply channels A recommended repair parts list will be published as part of this manual Parts that have NSN S assigned will be requisitioned separately and will not be part of this kit ...

Страница 290: ...MENDED SPARE PARTS LIST FOR TEKTRONIX DC 503A UNIVERSAL COUNTER ITEM TEKTRONIX NO PART NO ITEM NAME REC QTY 1 136 0387 00 JACK TIP 1 2 366 1512 00 PUSH BUTTON 1 3 670 6556 01 CIRCUIT BD ASSY 1 4 672 0103 00 CIRCUIT BD ASSY 1 C 1 C 2 BLANK ...

Страница 291: ...D 1 TM 9 6625 474 14 P 3 APPENDIX D MANUAL CHANGE INFORMATION ...

Страница 292: ...D 2 TM 9 6625 474 14 P 3 ...

Страница 293: ...D 3 TM 9 6625 474 14 P 3 P a g e 1 o f 2 ...

Страница 294: ...Page 2 D 4 TM 9 6625 474 14 P 3 ...

Страница 295: ...ASSY MAIN A14 670 6559 01 CKT BOARD ASSY MAIN OPTION 1 ONLY A14C1431 281 0852 00 CAP FXD CER DI 1800 PF 10 100V A14R1531 315 0512 00 RES FXD CMPSN 5 lK 0HM 5 0 25W A14U1423 156 1152 00 MICROCIRCUIT DI DUAL PRCN RETRIGGERABLE RESETTABLE MONOSTABLE MULTIVIBRATOR The above components are shcwn on diagram 5 MEASUREMENT CYCLE TIMING and are located on the MAIN circuit board assembly ...

Страница 296: ...D 6 TM 9 6625 474 14 P 3 ...

Страница 297: ...ited States Army Chief of Staff Official ROBERT M JOYCE Major General United States Army The Adjutant General Distribution To be distributed in accordance with DA Form 12 37 Block 1097 Organizational Maintenance requirements for Bradley Fighting Vehicle TOW Subsystem ...

Страница 298: ......

Страница 299: ...THE METRIC SYSTEM AND EQUIVALENTS ...

Страница 300: ...PIN 056816 000 ...

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