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Summary of Contents for MRC-1600

Page 1: ...www SteamPoweredRadio Com I I I 1 1 I I I I I I I I I I i I I I I I I I I...

Page 2: ...NG This equipment complies with the requirements in Part 15 of Class A computing device Operation of a residential area may cause unacceptable radio and TV reception requiring the whatever steps are n...

Page 3: ...paid by purchaser to Moseley Associates Inc 2 In case of any equipment thought to be defective the purchaser shall promptly notify Moseley Associates lnc in writing giving full particulars as to the...

Page 4: ...I I I I I I I I I I I INSTRUCTION MANUAL MRC 1600 MICROPROCESSOR REMOTE CONTROL SYSTEM Fourth Edition 1 August 1984 MOSELEY ASSOCIATES INC Santa Barbara Research Park 111 Castilian Drive Goleta Calif...

Page 5: ...10 Notes on the Subaudible Option 1 3 11 Summary of MRC 1600 Operation Operation CRT Option 1 4 1 Introduction 1 4 2 Format of Display 1 4 3 Operation from the CRT Keyboard 1 4 4 CRT Text Setup 1 4 5...

Page 6: ...ions 2 11 1 Chassis Preparation 2 11 2 CRT 2 11 3 Logger MOSELEY ASSOCIATES GENERAL INFORMATION 3 1 Equipment Issue Identificatio n System 3 2 Customer Service Information SYSTEM DESCRIPTIVE INFORMATI...

Page 7: ...oard RS 232 Communications I O ALIGNMENT AND TROUBLESHOOTING PROCEDURES 6 1 Introduction 6 2 Equipment Required 6 3 Dr awings Required 6 4 Alignment and Troubleshooting Procedures 6 4 1 Telco Input an...

Page 8: ...27 Sample Log Page 1 33 2 Wire Telco Communications Configuration 2 4 4 Wire Telco Communications Configuration 2 5 Subcarrier Subaudible Communications 2 7 Configuration Mixed Communication Configura...

Page 9: ...ory random access memory read only memory Subsidiary Communications Authority On Off Go No Go input to Remote Terminal representing an occurence of interest such as doors opening transmitter over load...

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Page 11: ...OWER button on the front panel Intercommunication between Control and Remote Terminals may be by leased telephone line 2 wire or 4 wire or option ally by subcarrier or mixed subcarrier and wire system...

Page 12: ...tion at both terminals 2 wire and 4 wire FM sub carrier subaudible or com binations of these 600 ohm balanced line nominal Series 3002 basic condition ing data channel per Bell System Technical Refere...

Page 13: ...ate 9 4 bits per second 8 bit data byte plus in a 11 bit character with LRCC and parity each frame 16 raise and 16 lower Front panel raise lower buttons parity frame bit in SPOT Form C relay contacts...

Page 14: ...C low pass filter for each channel Via front panel switches in millivolt linear power or indirect power mode A mini mum of 0 25 volts required for ful 1 scale calibration 9999 to maintain stated accur...

Page 15: ...www SteamPoweredRadio Com 0 i Ill al al a CJ Ill a 1 1 Ill 1 a a ta CJ I I Ill 8 a a i 1 j I I I I I I 9 I 9 I i I lo I 0 MRC 1600 I I 1 1 1 5 9 9 i so 90 9 i 9i 9i 91 i _ 0 I 1 i g C i i...

Page 16: ...vided for reference The Control and Remote terminals have identical front panels You can tel 1 them apart by looking at the rear of the units The Remote has an external relay board As one might guess...

Page 17: ...terminal on the communications it is receiving from this terminal If this terminal is not re ceiving communications at all the second two digits will be displayed as XX indicating that the conditions...

Page 18: ...o warn personnel to remove the system from main tenance override mode before leaving the trans mitter plant MAINTENANCE OVERRIDE MAY NOT BE ENDED FROM THE CONTROL TERMINAL Each simultan eous push of S...

Page 19: ...u may establish alarms on transitions of the 16 status channels We will describe how to do this later I Interruption of data from control Term inal Channel 17 A O test out of factory preset tolerances...

Page 20: ...t channel 1 3 5 Failsafe Another provision of FCC regulations requires that any fault causing loss of control will automatically place the transmitter in an inoperative position Therefore when the Rem...

Page 21: ...t on channel 1 As you push NO each of these choices will be displayed in turn Push YES when your choice appears in the window MVOLT specifies that the display valu e for the selected channel will be e...

Page 22: ...MRC 1600 see below Use NO and YES Now we enter the calibration value This process is exactly analogous to the process of calibration on a con ventional remote control where you adjust a trim pot until...

Page 23: ...T mode Due to the characteristics of the A D converter used in the MRC 1600 accuracy is proportional to the input sample voltage at calibration time If you apply less than 0 25 V accuracy is not enoug...

Page 24: ...ever the LED indication for the selected status channel goes from OFF to ON FALLING is the reverse transition BOTH specifies there will be an alarm on ANY transition Do not use any response except NON...

Page 25: ...period the setup LED flashes If the Control Term inal is indeed connected to the Remote this fetch eyele taJces about 15 seconds The time required for transmission of a complete backup copy of the se...

Page 26: ...e Remote was in its cycle when the Control was powered up 15 seconds to 5 minutes will elapse before a particular channel is calibrated During this period the operator does have full control raise low...

Page 27: ...the channels Press RAISE or LOWER for relay activation after select ing desired channel Press UPPER LIMIT or LOWER LIMIT to display telemetry tolerance limit A limit of O means no limit has been esta...

Page 28: ...rformance as reported by the other terminal ex pressed as a number from 0 99 While at channel 0 the following combinations of keys have special interpretations Setup and upper limit simultaneously LAM...

Page 29: ...yed b Telemetry Display Decimal Point xxxx xxx x xx xx x xxx xxxx Use NO and YES c Sign of Telemetry Calibration Factor SIGN SIGN Use NO and YES d Telemetry Calibration Value e Telemetry Upper To lera...

Page 30: ...safe and causes an alarm After 45 seconds failsafe is entered D Power Failure Recovery When the Remote loses memory memory dump from the Control seconds and is marked by the it requests This takes SET...

Page 31: ...characters of descriptive text may be entered for each status channel The user may also set up 7 character names for the on and off conditions For example you may wish to name channel one FRONT DOOR...

Page 32: ...y to go back a channel To raise or lower on the selected channel press R to raise or L to lower Hold the key down for as long as you wish to raise or lower Alarms may be acknowledged by pushing the A...

Page 33: ...nel units CTRL and E Status channel title CTRL and R Status channel text for the ON condition CTRL and T Status channel text for the OFF condition Having selected the field to be modified you may use...

Page 34: ...nce the Logger can print 120 characters per second this will normally be for very brief periods 8 The alarm tone may also become intermittent during logging activity C If you happen to be raising or l...

Page 35: ...wledge Audible Alarm enable disable Re output Page Set Time XXXX a 4 digit Increment selected channel Decrement selected channel Raise Lower Set up analog channel title Set up analog units Set up stat...

Page 36: ...0 I 0 0 ESC TAB CTRL DEL I N I 1 2 Q LOCK A SHIFT z s A 3 4 5 6 w E R T s D F G X C V BACK 7 8 9 0 SPACE Fl F2 F3 I i u I 0 p I 7 t 9 8 H J K L RETURN I HOM E 4 5 6 B N H I SHIFT BREAK I 1 t 3 2 0 Fig...

Page 37: ...lts 07 Tnns11i tter 12 ON 88 Pllte Volhg 8 83 KVo ts 08 Fi aftent ON Pllte Current 1 95 A11ps 09 Phte ON 11 Po Out 99 S 10 Interlock clostd 11 Rtfltctd Power 7 3 U1tts 11 Overload no 12 Intlk Te11p 27...

Page 38: ...followed by one to nine status or analog values If more than nine values must be logged multiple log lines are automatically printed As alarms occur alarm messages are printed These give the time chan...

Page 39: ...roups of asterisks are printed showing how the column titles are to be placed To display all ten lines of header text as they are currently on file enter H The interval at which a new page is ejected...

Page 40: ...s The example immediately above will cause two log lines to be printed every time a log is made The list of channels may include all sixteen analog channels and all sixteen status channels if you wish...

Page 41: ...d 1 5 5 I Don t Onderstand followed by the first erroneous character in the command line Logger Operation Once the logger is placed in Operation Mode after L has been entered as described above the pr...

Page 42: ...w Header Command E Display Existing New Header Command W0000 2359 0100 New Log line Command W Display Existing Log line Command CA01 S02 A33 Log List C Display Existing Log List L Return to Operation...

Page 43: ...27 5 5b 6 l n On 9100 o J 7 4 5 2 12 37 5 a 7 5 56 J n On 09 10 6 3 7 45 12 87 5 a 1 5 56 6 Jn In 9t 16 ALARl l St tua Che nnel 141 OH 1 17 3 7 45 12 37 4 98 27 5 56 0 On OH 0 9 o 6 3 7 4 5 1Z 87 4 a...

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Page 46: ...e and Control Terminals be opened for a superficial inspection of the internal components This should ascertain that al 1 boards assemblies and cables are mechanically secure Four screws are used to h...

Page 47: ...ts normal posi tion and insert the fuse into the holders Slide the window up and install the ac power cord 2 3 PREINSTALLATION CHECKOUT The main purpose of the preinstallation checkout is for the user...

Page 48: ...CONTROL COMMUNICATIONS INTERCONNECTIONS The fo l lowing paragraphs tell how to connect the two termi na ls to form an MRC 1600 system 2 4 1 Telco Interconnect When telephone lines are used for commun...

Page 49: ...www SteamPoweredRadio Com 0 0 IN RADIO OUT MRC 1600 REMOTE TERMINAL TRANSMITTER FIGURE 2 I CONTROL TERMINAL STUDIO 2 WIRE TELCO COMMUNICATIONS 2 4 0 0 IN RADIO OUT...

Page 50: ...www SteamPoweredRadio Com 0 0 IN RADIO OUT MRC 1600 REMOTE TERMINAL TRANSMITTER FIGURE 2 2 CONTROL TERMINAL STUDIO 4 WIRE TELCO COMMUN ICATIONS 2 5 0 0 IN RAD IO OUT...

Page 51: ...e front panel Verify that the Control Terminal has a Telco Input Lo board 2002859 1 and a Telco Output Hi board 20D2860 2 2 4 2 Subcarrier and Subaudible Interconnects When FM subcarriers are used for...

Page 52: ...www SteamPoweredRadio Com 0 0 IN RADIO OUT REMOTE TERMINAL TRANSMITTER FIGURE 2 3 CON TROL TERMINAL STUDIO 0 0 IN RADIO OUT SUBCARRIER SUBAUOIBLE COMMUNICATIONS MRC 1600 2 7...

Page 53: ...www SteamPoweredRadio Com 0 0 IN RADIO OUT MRC 1600 REMOTE TERMINAL TRANSMITTER FIGURE 2 4 CONTROL TERMINAL STUDIO MIXED COMMUNICATIONS CASE I 2 8 0 0 IN RADIO OUT TELCO OUTPUT...

Page 54: ...www SteamPoweredRadio Com 0 0 IN RADIO OUT M RC 1600 REMOTE TERMINAL TRANSMITTER FIGURE 2 5 CONTROL TERMINAL STUDIO MIXED COMMUNICATIONS CASE 2 2 9 0 0 IN RADIO OUT...

Page 55: ...Control as with subcarrier over the air then verify that the Telco Input board and the Subcar rier Output board are installed at locations P3 and P4 of the Central Processor board on the rear of the...

Page 56: ...st to Send signal asserted by the MRC 1600 any time it has some data it needs to send over the TX line A Clear to Send input which is driven by the external port This input indicates that the external...

Page 57: ...ays be activated when an alarm condition is detected In the case that a terminal is located in a studio booth it is possible to have external control of the buzzer so that wi11 be muted when a mike is...

Page 58: ...www SteamPoweredRadio Com 0 0 IN RADIO OI T ALilAM T LCO THCO N IILE INP IT ourPUT MRC 1600 FIGURE 2 6 ALARM BUZZER MUTING 2 13 USER SUPPLIED MIKE RELAY...

Page 59: ...www SteamPoweredRadio Com 0 0 IN RAOIO OUT MRC 1600 TO EXTERNAL ALARM LAMP 12V MAX REF TO CHASSIS vNOl 1 002 OR EQUIV FIGURE 2 7 EXTERNAL ALARM 2 14 USER SUPPLIED RELAY a VOLTAGE...

Page 60: ...hould be used to suppres s contact bounce and a pullup r esistor may be needed depending on the particular application See Figure 2 9 For interfacing the MRC 1600 relays to external relays ex ter nal...

Page 61: ...chassis bottom Remove the communications board installed at P3 on the central Processor the left of two Install the other end of the cable on P6 with pin 1 on the top identified by brown wire Be sure...

Page 62: ...de the front cover of the T I 850 are set correctly Switch if 1 2 3 4 5 6 7 8 Position open open open open open open closed closed Install the CRT to Printer cable 24B1114 between the AUX port on the...

Page 63: ...www SteamPoweredRadio Com C 600 7 5V I I 3 JK I I I Figure 2 8 Status Input Interfacing MRC 1600 2 18 USER SUPPLIED CONTACT CI OSURE...

Page 64: ...www SteamPoweredRadio Com MRC 1600 I I I I I I ___ REL A_ _ T J Figure 2 9 r 1 v DIGITAL I EQUIPMENT I I I I I L ________ _ Re l ay Output Interfacing MRC 1600 2 19...

Page 65: ...adio Com Jut 400V 1 00A i 2W ____ C_ I t 1 ____ _ ___ _ a c VOl iAGE SOURCE I 1 002 Oft EQUIV _ l________ jl_______ n___ J___ u o I oc VOLTAGE SOURCE Li I _ R _ _ l9 J MRC 1600 Figure 2 10 Relay Relay...

Page 66: ...I 2 3 4 I I I 5 i 6 I 7 I a I I 9 I I 1 0 I 11 I I I 12 I 1 3 I i I 14 1 5 I 16 M RC 1600 NORM O L UP L OWER CAUSAATION L IMIT L IMIT I I I I I I Figure 2 11 Setup Worksheet 2 21 STATUS J ESCRIPTION...

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Page 69: ...The module identification markings of interest are normally on the component side of the PC board These include the following Assembly drawing number Revision letter to the assembly drawing stock numb...

Page 70: ...he factory Supply the model number and serial number of your unit If possible include the module identification markings discussed above Be prepared to accurately describe the difficulties encountered...

Page 71: ...late the problem module if possible By comparing levels with those referenced on diagrams or schematics the problem to the component level to a specific area or actual wave shapes and the block and le...

Page 72: ...th packing material filling all voids so that the module cannot shift inside the shipping carton The package should also be marked in red with the words Electronic Equipment or Fragile Remember the co...

Page 73: ...pment in the shipping process Again bear in mind that the survival of the unit depends almost solely on the pre paration taken in shipping it When returning your equipment to our factory please addres...

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Page 76: ...Analog Command Status and External Relay board The Control Terminal omits the Analog Command Status and External Relay boards The text below describes in general terms the purpose of these individual...

Page 77: ...figuration of the Corcom filter the ac line voltage input may be 100 Vac 120 Vac 220 Vac or 230 240 Vac user selectable Data Modems The Data Modems are a family of devices which are used to communicat...

Page 78: ...common signal ST1 ST16 carry the status information In addition to accepting data the External Relay Board provides a set of 34 relay contact closures Each channel has a Raise con tact and a Lower co...

Page 79: ...any high voltage surges over the Telco lines etc It passes communications data to and from the Data Moderns via the Central Processor board using the TELCO IN TELCO OUT SUB IN and SUB OUT lines In add...

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Page 82: ...s a total of three different voltages 15 Vdc at 8 A S Vdc at 3 A and 15 Vdc at 8A Voltages are generated through a full wave center tap diode scheme capacitively filtered then regulated using solid st...

Page 83: ...e Data is read into the MPU when this line is high E Enable is a 1 MHz square wave used for bus timing Data transfers occur on the falling edge of E Q is a quadrature signal with E RESET disables oper...

Page 84: ...the bidirectional buffer 011 Internally the PIA con figures for input on PA0 PA7 during this time Output operations are accomplished in much the same way PBS is driven high this time thus selecting t...

Page 85: ...rals Power fail conditions operate in much the same way as the 5 volt line drops diode CR2 discharges C3 Since the 15 volt line decreases more slowly then the 5 volt line the voltage across C3 will dr...

Page 86: ...is about 5 volt Since s volts is less than 3 9 volts the comparator pulls the MEMOK line low Diode CRl prevents C4 from discharqing through the comparator The circuit will stay in this state until th...

Page 87: ...I 0 address decoder to enable various sections of the board The status which are supplied by the External Relay board are f i 1tered by a 6 8 H inductor and a 1 F capacitor When the proper I 0 addres...

Page 88: ...two 2 to 4 line decoders in 09 handle the bulk of the address decoding Switch inputs are buffered through 07 which enabled by the RDSW signal derived from the random logic configuration of Ul0 LED da...

Page 89: ...filter rejecting any stray high frequency energy Zener diodes CRl and CR2 insure that the maximum voltage does not exceed 17 volts The signal is then coupled through transformer Tl to the input of amp...

Page 90: ...requency determinant resistors RS and R7 set the high frequency carrier frequency while R2 and R6 set the low frequency carrier FSK transmission over Telco lines uses two pairs of carrier frequencies...

Page 91: ...es that audio FSK and frequency modulates a subcarrier The subcarrier frequency is selected from a list of the six available which include 26 kHz 39 kHz 67 kHz 110 kHz 152 kHz and 189 kHz The input fi...

Page 92: ...ata is coupled through C9 to the Output amplifier 03 whose gain is determined by potentio meter Rl7 then fed into the Subcarrier generator U2 There are six subcarrier frequencies available 26 kHz 39 k...

Page 93: ...is based around a function generator IC 02 It is activated whenever the Central Processor board drives the request to send RTS line low forcing Ql to cut off Serial Data on the TRANS MIT DATA line fre...

Page 94: ...R lines are active low signals the OR gate Buffer U2 functions as a logic and operator between the two signals 5 10 RS 232 Communications I O 9104639 Ref 91A7369 Text 33Al046 The RS 232 Communications...

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Page 96: ...t J cjC ij 0 5 1 1 0 lt ll u5 74 2 1 0 a o 0 o a o o v OCWlr No L 1 e 1 t t __ if _ _ _ _ _ __ l L_ __ _ L L _ _ _ _ _ i 11 0 Ji RESET 2 1 3 q l L RII Ae J Bl 4 12 A 2 1 2 P O L_e_ o_e __ 1 t 13 26 2...

Page 97: ...2 Si S8 S6 CP 2 l CR23 i lN z 0 C I e DL241S Display 17 Seg 4 digit r d I e 74L 74A Dual u lip lop C 74L5139 Ju2 4L3 Decde 1ux e 74273 Octal lip Flop c 74LS32 QU 2 in OR I C 74LS2 4N OCT SUS DF V ST 3...

Page 98: ...Des Descr it on CR2 o 9 8 3 ar ow Dif fU1P 3SO 7 Grn J 4 s esis tor 220 1 1 3 7 2 SI R2 r esistor 3 3K 1 8 w 2 5IF l tesis tor l l l 4 r 5 Cll Ca9acitor l 0 25 V 3prag 196Dl 06x0025 A pox ip Cl Cl O...

Page 99: ...Ai ll I a 1 j RS Cl 1 c zil U20 A l 1 IA AtJ II R S 2 pF MC C o8Qq TI S 2511 T IIS2SIC TMS2 sll TMS2 SIC TM5251Co X2Sl A TMS 401 I 1 7 4 11 D7 __ 1 07 1 0 7 ___ 1 4D r 1 D T ____ IS IDT Y F t o 25 DC...

Page 100: ...l3 IC 339 Comparator Quad I C1 CG 850 PACIA Interface IC CS821PPIA Interface ICCD4040BE 12 Stage Bin cs n 3245N OCT 3us IC 1C6 809P PU U1 Ull U20 Ul0 Ul2 Ul9 U4 na U9 R30 R8 UG US Il22 ICSN74LS32 uad...

Page 101: ...l P2 P5 P6 C30 C31 Ll L2 CIU0 R 9 R26 015 0 16 022 0 23 39 42 C32 35 Description Conn M 40 Pin Straight P66506 025 Conn Sctchflx Angle w 3432 1002 Conn 1ale 6 Pin Power 1 380999 Conn Edge 12 Pin 1 972...

Page 102: ...0 25 r C27 C 28 l96D106xOO25K I I 30 1 1 4280038 C4 Cap Epox Di9 l 35 V 196D105x0035 1A 31 2 2 4210118 C24 C25 Cap ica nip 24 F I 011 15 240J 32 3 J 3630027 Ql Q2 XT NS 2N2924LPS 2Wl60 10 5 Q3 I 33 l...

Page 103: ...12 I I 4 c a I 3 3 K 8 1 u l p I 5o NP I I PZ 2 ol I P2 19 I I P2 t i I I P2 1 71 I Pl Ii I I P2 1S I I P2 t4 1 I 1 2 r3 I Ulq D5 D 4 8 D A SI G I 11 RELAY 628 l WRST 4 2 t R e SET iL 1 p 5 p p fJ I...

Page 104: ...hield C 1600 RF l YAI 5B2907 Shield MRC 1600 RF 2 1AI 5 32917 Conn 3ri 3432 1002 Sctchflx Angle Conn Berg 66506 025 40 Pin Straight PC tg Socket I c Amp 640379 1 Dual In Lina 40 Pin Crystal D I 30A007...

Page 105: ...6 3UW Axial 22 200 V 10 Cap Sprague 1960106 x 002 KAI Epoxy Dip 10 25 V CJ 37 40 46 Cap CRl a CY20Cl04M 50 57 77 79 l 50 84 49 R21 22 23 27 28 32 33 Res CTS 750 101 3 JK SIP 3 3K 1 8 W 2 Rl 2 R25 Rl9...

Page 106: ...I I I DIIETUICl 4 0ST CUAIIPIIINT UIIIM Reference Des R3 18 P 35 J V I i ii __ _ 4 Description Res A B C07GF333J 33K 1 4 v 5 Res A B RC20GF100J 10n 1 4 iv 5 r1M0 V A 0CIATII INC SAITA UIIAIA UUICI aH...

Page 107: ...S C H IOI 3 r I C R 33 H CH fl U Z CWl t R 31 I I C M I 1 30 10 C R Z JI C M IS I za C M I I 2 8 l CH t L 24 CWI S R 2 5 C M t i t 2 9 C H R 23 ft 3 iii P 22 z s i a r lu_u JI I NOTE S ffi Kl C I RCUI...

Page 108: ...nce Des Description 12 22 PC Bd I M RC 1600 External 1e lay 5105977 11 21 Jl J2 Conn Berg 66953 022 Female 1ount 44 Pin Straig lt PC TB 1 6 Term Strip Elvert 25 102 8 1 7 19 22 0853 8181 8 Pin s 1 1 T...

Page 109: ...L E S OTMERw e Pe 1F ED AL L RE SToR VAL vE A R E IN o iM 1 4 VII j A L L c AP C l IOR JA LUE ARE IN MIC ROFA D IOOV 1 2 Boa AD SIC 5 l a ffi FOK 2 WIRE IN 5 TALL J Jt 1 DER 8ETINEl N l 4 e CNL Y j DR...

Page 110: ...51CS978 Conn Berg 66953 022 44 Pin Straight PC Mtg IC Exar XR 2211 CP IC TI RC413 6N Xfmr Mcrtrn Tl PC SW Dip 4 CTS 206 4 Diode IN474SA 16 V l W Wire 22 Buss Alpha 298 Inductor l0 H Miller 74Fl05AP C...

Page 111: ...1 4 w 5 RJ R8 Res A B RC07GF474J 470 K 1 4 iv 5 16 Res A B Ri 55E 1530F 15an 1 8 iv 1 R20 Res A B RN55El910F 19H2 1 8 w 1 R9 Res A B HN55E3570F 357n 1 8 w 1 120 Res A B RN5SE 4990 F 49912 1 8 w 1 15 R...

Page 112: ...Alt INT 102IM Reference Des Ul Rl9 Rl7 Rl9 17 C D o I ti J o z C 0 j 2 Ill a Description Res A B P N55E 1623F 16 2 i 1 8 w 1 Res A B RN55E 2743F 274K 1 8 w 1 Res A B PlJS SE 29 43F 294K 1 8 w 1 Res VB...

Page 113: ...K Ou PvT 0 Jl 7 D E O Dv L A OK JI 20 V I PV I 4 111 1 RE Jt iLY 2or j 1 4 ce 3 l AIA INOU Y Ji E e C AR FoR LV 10 J 17 J I I J 1 1 1 _ s T 1 3 s 1100 JL TOR sv sv 1 C1 t SV 1 35 i NO E S 1 UNLESS OTH...

Page 114: ...aight PC tg c F k C TRN Tl PC 600 r c EXAR x 2206cP I C T I SN727 1 en l CR 2 iode I I 14745A 1 w Sl Switch CTS 206 5 DIPS Pas Ll L2 Induct or 1 iller 74Fl05A U 10 a Cl 3 8 Cap Sprague 196D105 x 0035...

Page 115: ...19 I Q X C Q 1 t J I Q iii c Descri0tion J eS I A B CO 7GF 21 J i20f1 1 4 w 5 es A B CO7GF 2 2J 2 2I 1 4 I 5 11 Res A B CO7G 472J L 7X 1 4 N 5 es A B CC7GF 123J 12K 1 4 ii 5 Res A B co7G 133J 13K l 4...

Page 116: ...s c s Cw c i C 1 5 c i i 1 4O0p c t l t 3 r e oc e 01 awe l f f 59 o o _ S P O I r 12 00 pi S lo 01 OOl o o 7 S Opl 5 l o 2 0 C s 1 pie yi r T eo 1 5C o i t r _ l o l C 0 _TA l ef TVPE sv In GNO c c...

Page 117: ...4460499 R26 4460481 R6 Rl6 Rl9 4510442 R22 4510418 Rl8 4460432 R9 4510400 Rl2 4460358 R8 4 4 6 0 3 4 1 Rl 7 6 R25 Conn Berg 66953 022F 44 Pin Straight PC Mnt r c Exar XR 2211CP r c T I RC4136N Switch...

Page 118: ...1 4 w 5 4460200 Rl7 3 Res A B RCO 7GF2 7 J 2 7K 1 4 w 5 446019 2 RS 5 Res A B RC07GF222J 2 2I 1 4 w 5 4460184 Rl7 2 Res A B RC07GF182J 1 81 1 4 w 5 4460168 RS 4 Res A B RC07GF152J 1 5K 1 4 W 5 451039...

Page 119: ...n Cap Arco DM 15 361J Mica Dip 360 pf 5 Cap Arco DM 19 Fl9310G Mica Di p 1930 pf 2 Cap Arco D 19 152J Mica Dip 1500 pf 5 Cap Aroc DM 19 132J 1ica Dip 1300 pf 5 Cap Arco DM 15 751J ica Dip 750 pf 5 Cap...

Page 120: ...310207 C4 C8 C9 Cll Cl4 C20 C2l C22 C28 4310132 C29 4280038 Cl ClO Cl3 4041703 Ll L2 4 4 6 0 218 RS 1 4210449 Cl2 1 Cap Polycarb 3EI 22UB162H 0016 lOOV 3 Cap Arco DM 19 l 2 2J hca Dip 120 0 pf 5 Cap C...

Page 121: ...E S E 1 1E O f RE 1 1ER V L UE A Rc I N C HM 1 1 4 N 5Y CAPA c 11 0 VALVE A RE IN M1 RC lr A Q S Re eoP RD s c s e 3 C ON PON EN7 L to n O02 e c 2 S I Po51 T o S 1 1 1 I I I d 5 Of ERA rt o e DEMOO rR...

Page 122: ...4 160341 R6 1460333 Rl2 4460325 RS 4460317 R3 4 R24 R27 Description PC Bd lr C 160 0 Sub carrier Output 51C5981 Conn Ber 66953 022F 44 Pin Straight PC Mnt IC Exar XR 2206C IC TI SN72741D P es A B RC0...

Page 123: ...5 471J Mica Dip 470 pf I 30 7 7 7 7 7 7 4310207 C5 9 10 Cap CRL CY20Cl04M 11 13 14 l 50V 20 15 I 31 5 5 5 5 5 5 4280038 Cl C4 C7 Cap Sprague 19 6Dl0 5x 0035 EIAI Epoxy Dip l 35V I 32 1 1 1 1 1 1 42503...

Page 124: ...ll d 2 r UI l R l l 1 1 I 4 G 10 u 5 14 7 4 C ll l 4 N O T t S I u NLl S ER V 11 E Pec c 11 0 AL I Rl 1 5 0R V I Vt A RE IN OH l 8W I j ALL C P _c TOQ V A LU e 5 AR e IN M 1C RO A I 100 I 1 J P c ARD...

Page 125: ...10 16 17 21 27 Description M RC 1600 Subaudible Input PC Bd 1AI 51C5982 11 21 Conn Berg 66953 022 F 44 Pin Straight PC Mtg I C I TL072A I C T I UA741CP 741 I e Exar XR2211CP Switch CTS 206 4 Dip 4 Cap...

Page 126: ...2K 1 8 W 1 I 25 l 4460556 R25 Res A B RC07GF105J 1 1 4 v 5 26 2 4460549 R3 19 Res A B RC07GF474J 470K I 1 4 W 5 27 1 4460721 R7 Res A B RC07GF753J 75K 1 4 1 5 I 28 1 4460481 R6 Res A B RC07GF104J lOO...

Page 127: ...Z C J s R3 13 TK IB B 2 0K C l 35 R IS IG K R 3 13 7 K T R l l i oo A R l 5 c JOl ioi s R J l A I 5 l 6e L 0 R 5oK J O T l REQ I AOJ 2 o H P C 0 R O 51 C S 8 CO N PO E N T 1 A OIJT tO O l B 4 4 51 5...

Page 128: ...Berg 66953 022 F 44 Pin Straight PC tg I C T I TLO 7 2A I C T I UA741CP I e Exar XR2206CP Switch CTS 206 4 Dip 4 Cap Sprague 1960106 x OJ 5 KAI Epoxy Dip I0 25 V Cap Sprague 196D105 x 0035 HAI Epoxy...

Page 129: ...Res Mepco RN55E2801 2 80K 1 8 W 1 Res Mepco RN55E 1132F 11 3K 1 8 W 1 Res Mepco RN55El472F 14 7K 1 8 W 1 Res Mepco 10 2K 1 8 W Res Mepco 9 53K 1 8 W RN55El022F 1 RN55E9531F 1 Res 1 4 W A B 5 RC07GF105...

Page 130: ...CITORS ARE VARI STORS AR 2 0 V RV I RV4 I r O TBl 1 C l A LARM ENABLE 02 0 TBI 2 T C2 0 TBl 3 rF7 TBI t TELC 0 INPUT o TBI s CL RV 2 3pj TBl 0 TELCO rf7 TB I 7 O UTPUT TB I 8 CG RV4 1 l CHAS51S GND I...

Page 131: ...J2 s a o QlN 1 3 z a C ii E 2 Cl 2 PC Bd MRC 1600 Comm 0 AI 51C5999 10 20 Conn A nphenol UG l094 U BNC Bulkhead Cable Assy RC 1600 Comm AI 24Bl097 Term Strip Electr 25 102 085 3 gl81 8 Pin 5 1 Cap Er...

Page 132: ...J 4 Ii J 18 C t J4 19 J 20 3 C0M 0N NT 1 A YO JT 2 OC 29 Z T 2 C 60 St B o03 IS V Cr 3 T JC J 4 2 4 C 4 Ra RX J 23 6 RTS J 4 4 R4 CTS J4 3 C3 Rt l S J4 a2 cs R3 ISV D l T R_ J 4 I ca 1 so ISV IC DATA...

Page 133: ...0053 Reference D es Description PCB MRC 1500 RS 232 J4 Conn F 44 Pin Straight PC Mtg U3 IC MC1488L Q u Line Driver Ul IC MC1489L Q u Line Receiver U2 IC SN74LS32 Quad 2 Input ifor Cl C2 C7 ca Cap lUF...

Page 134: ...P 3 J T o p I 2 JS 1 R I p I 3 JS 8 R S Pl P l 2 2 J 5 l ClS p o LJ n 1 S0 P4 2l JS IO DSR O Pl Co P 2 JS II Gt JO O o 0 Pl 7 0 P4 I O JS t2 DCD O p I _ B D1R CE NTRAL o Pl 20 PROCESSOR 2002 ll CA SLE...

Page 135: ...ce Des J Q 14 1 i l C Description Panel 1P C 1600 RS 232 I C 9arrier Strip 3 Pas w Turret N ut Speed for 310 Barst Turret Conn 25 Pin D Skt w Sldr Pot Conn Ser Sdrh Sltd 4 40 x 5 16 SS lug 4 Lkg Prefo...

Page 136: ...__ tlla R 4 t2i S ____ _R _ Oc _ J 4 5 l __J 1320 21 w 1 0 l _ ___ 1 i r i 1P 2 QI 2N o 9 Al 500 I LIMIT I R3 2 2K l 2W r ________ 1 IL1M1 T AZ 2 2tc 1 2w 5 Q2 2NG 5b9 II Jc UI pA723 12 V V 7 4 7 1 ZW...

Page 137: ...www SteamPoweredRadio Com 6...

Page 138: ...is highly recommended that users stock spare modules and do any necessary repairs via module exchange 6 2 EQUIPMENT REQUIRED 1 Frequency Counter Data Precision 7540 or equivalent 1 Oscilloscope 30 MH...

Page 139: ...wire on the rear of the chassis Adj ust the OUTPUT LEVEL R12 for O dBm 2 2 V p p Return the Telco Output board to the operate mode S1 posi tions 1 and 2 ON the remainder OFF Telco Input Connect a fre...

Page 140: ...gnal present on the output of the filter then check the switch positions Also check the frequency dependent values surrounding the FSK demndulator Ul see table on the schematic If these are all correc...

Page 141: ...the fifth crossover occurs midway as shown in B on the drawing Adjust the OUTPOT LEVEL pot R21 to obtain 2 5 V p p Remove the oscilloscope Return the board to the operate mode S1 positions 1 and 2 ON...

Page 142: ...le on the schematic Check for an FSK signal on the output of thP XR2206 modu lator 01 2 If no signal is present suspect the switch settings or the modulator itself Check for a signal at the output of...

Page 143: ...erminal on the rear of the chassis Adjust the OUTPUT LEVEL R24 for 0 dBm 2 2 V p p Return the Subaudible Output board to the operate mode Sl positions 1 and 2 ON 3 and 4 OFF subaudible Input Connect t...

Page 144: ...the component values of the filter If these are okay then one of the op amps is probably bad 02 03 04 or US If there is an FSK signal present on the output o f the f ilter then check the switch posit...

Page 145: ...wing steps may be taken to find the problem verify that all cables are securely attached to the printed circuit boards Verify that all res are either seated firmly in their sockets or properly soldere...

Page 146: ...the the relevant circuitry on the CPU Board Also check the CRT Logger option EPROM chips US and Ul7 and verify that they re installed correctly wit h no bent pins If the CRT Logger option isn t dead...

Page 147: ...ERED SWEEP 2 S E T SW E E P Tl M E 1 O AC H I EV E T R A C E A 3 SET GENERAT OR DEVll TIO N TO ACH IE VE TRA CE B r r 3 4 5 HI FIR ST USED ON N R C 1 MD L V A DCIA T INC SANTA IUIAIIA IIIHAIICH l AII...

Page 148: ...www SteamPoweredRadio Com 7...

Page 149: ...er Supply 34Al0 O2 2 rnc 1600 Parts Spares 6809 Microprocessor 6821 PIA 6850 ACIA 74LS00 Quad 2 Input Nand 74LS08 Quad 2 Input And 74LS32 Quad 2 Input OR 74LS74A Dual D Type Flip Flop 74LS123 Dual Ret...

Page 150: ...elay Driver XR2206 FSK Modulator XR22ll FSK De modulator DL2416 Quad 17 Seg Display LM308 Op Amp LM339 Quad Comparator 74741 Op Amp TL072 Dual FET Input Op Amp LM3999 Precision Reference ICL7109 Analo...

Page 151: ...LMJ999L 6 9V T092 u A74l CP IC UA 741P UP AMP GEN CO P SN74LS OO lC SN74LSOJN JU ZlN NA D Sf 74L S08N IC SN74L SOdN QU ZIN ANO SN74LSl 3N LC SN 7 L S1L3N JURE TRMOf OMULTI SN74LSL 3 N IC SN74LS1J8N 3...

Page 152: ...157 LM 308AN IC LM308AN OPAMP qECIS ON 3 7 3020 7 lM 339N IC LM3j9N COMPAR ITOR QU AD 3730355 MC14 88l IC MC14 obl Qu lINt QR TV ER 3730363 MC1 489 L IC MC1 39l QU LI NE RcCE iv ER 3730402 RC4L36N IC...

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Moseley MRC-1600, Manual

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