HP 403A Operating And Service Manual Download Page 28 | Manualshive

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Summary of Contents for 403A

Page 1: ...403A AC VOLTMETER J Ps 4 OPERATING AND SERVICE MANUAL PS HEWLETT PACKARD ...

Page 2: ...tionfacility WARRANTY AND A S S I S TA N C E a All Hewlett Packardproducts are warranted against defects in materialsandworkmanship This warranty applies for one year from thedateof delivery or in thecaseof certainmajorcomponents listed in the operating manual for the specified period We will repair or replace products which prove to be defective during the warranty period No other warranty is exp...

Page 3: ... AuedwuioD p r e y o e g y e T M e H yWStIAdoD 1 0 8 Ppextjotdg s e t z e g 0 Tenuewt s t y sjdepe sosueyo Sutyepyoeg e n u e y D O xtpueddy ZLE Ov G4aXIdaad S I V I N I S Y S A L A W L I O N O V V e O v I15SQ00OWN L O 6 V E O r O N LUWd d H TIWANVWW S S D I A Y S S A N V O N I L V Y A d O ...

Page 4: ...D A U O T I a g I P J a t p d u y ynduy O P 0 5 2 WIeISeIG yOOoT_ Te u o t j o u n y V E O p I9PON I F o t y d e r y U O T I 9 I I N D aouEpedU VEOP IPPON 2 E Og c c c t t t t t t s j o r j u 0 D Sutye1edoO I O T C r t T 9 y U H O A O V VEOP IPPON I T ased zaqumny w e o c t t e e s s j u e w e i n s v o W w dd pue asejyjo jo s a j d w e x q 7 z e c t s j U s U I a I N S B a 83eI10A Ve 0 r J e p o ...

Page 5: ...e sdo g e G c ct t t s r e e d Yo I M g u o T O U N ZI G y s a L asuodsey Aouanbalg G G g G r r queuysn py OM 00 e8uey AOE TI S e G C T t t s 21M T pue o 00S G g sjueuysn py esuodsey Aouenberq OT y s a asuodsay Aouenbet 7 S PG oo te 3S9 L OSION 6 S wGet t t t t t s y s o L Aoearnooy E G H G u t r PpeoT p e p l e t y s SWYO MOOT 8 S e G T C T MOTA W 0 0 G VEOP IPPON 2 G aseg aaquinyn aseg r a q u i...

Page 6: ... l l scale value 5 cps to 500 k c Within 5 of f u l l scale value 1 to 5 cps and 500 ke to 1 mc Meter responds to average value of input wave form and is calibrated in the r m s value of a sinewave 1 0 Power Supply 5 radio type m e r c u r y batteries furnished with instrument Battery life approximately 400 hours Replacement cells Burgess HG 3 Mallory RM 3R 316649 1420 0004 or equi valent 3 requir...

Page 7: ... AT j VSaTIIVd VEOP TPPON PUL S T SLNIWNAULSNI N3IM1L3IG S I D N I V I A I I G H L AyTIqez1od pue osuer1 Aduonberj o p t M s t jo asneoaq a t t y e s i a a AT ensnun s t uoTse1 ysvopvorg a y O7UT Sutje19do syUsWM IjSUT pus S I T ure SB a M S e SUISTUB YOaWOAIaS pue S UBUMI sSUT e O T p o w pue voTsAydoas UI asoYy SB YONS Sa8ez OA OTpNe qns Sulinsvaul UT N J a s n AT Le NITjAed JUBUMAASUT STY aYeUL...

Page 8: ...seyord a I I O spins eroues ST ST SUTMOTIOJ OUL 6 Z LNAWdIHS YOd O N I N I V d I A 8 S T00 uot tsod jystadn ue ut y e e J e q q n a sj uo S3utpueys uoTye1edo do youeq 10 PeUSISsep ST JUPUWMAISUT O Y UOT eT eISUT JUOUBUIIEd OU Sutaztnbes y U a u M I S U T aT qey10d VST YEOP P P O PUL L Z NOILVIT1VISNI 9 2 JA Sao130p OP MOTAq BuT e10do u s y M peyedxe oq A e u a p t A r o y e q poonper y q seersap Z...

Page 9: ...r than 15 cps This gives fastest meter upper 2 3 of the meter scale recovery time f r o m overload Fluorescent indicator FUNCTION switch Glows when instrument is on Check battery condition by rotating the switch to the BATTERY TEST position The meter INPUT terminals should read above seven volts on the 0 1 Connectvoltage to be measured to theset e r meter scale Selectfrequency range desired minals...

Page 10: ... d IVILNEL O d GNNOUD LV L O N TVNINNEL M O V I E HHL H L I M SLNHYWYYNSVAN DNIIVIN N G H M TIVILNALOd GNNOWD LV L I N O a1IO AHL NI L N I O d AHL OL CHLOANNOO ada AT I V N Y O N GINOHS ANV SISSVHO C N V 4SVO LNYWNULSNI F H L OL C4aLO4N NOO SI IVNINUYL M O V I A YAMOT AHL S2T00 STRA2T a o u e p e du t YySty 0 a y e 1 a p o u l J o S I N D I I O ut satouenberj YSty Sutinsevaut u a y M p a t e p t s...

Page 11: ...es ofdbmeasurementsrefer to Table 3 2 3 25 IMPEDANCE CORRECTION GRAPH 3 26 To obtain the level in dbm with respect to i m pedances other than 600 ohms the meter correction graph shown in figure 3 2 may be used The level in dbmw i l l bethe algebraic sum of the levelas indicated on the meter and the correction shown on the graph F o r example if the range switch is at the 30 db p o s i tion the mea...

Page 12: ... d IQ SISAI JUNYS OJUT 4S9 J a p u N I N I I T 9 W o r JOJO9UUOD SNIg q S TVUTWIIA JNdUI WEOF O P O J OWT IO STISOI Sni q e IS MOT OJ s e peaooid s 1 0 s t s a r yuNYS a p o y a y B S N O L ZE E y d e r n u o p j o e r 1 0 5 souepedwy y E o r IPPON Z eANSTy SIWHO HONVYCHdWI MOT im OT 4 r e e t is 0 5 4 i e s Es g Q e i Hs ce Es l e sl Cr Q a e oT a He 9 i L ij t f r a n i e t t n H o e e e E R S c...

Page 13: ...Model 403A w e i Z e I g Y o o g T e u o T I D U N Y E O F I P P O W T p NBT y w o v e d 3 3 4 I V S A I L I S O d a i w o s T 1 N 4 A O O E A W L A d N I S O N V Y IS Section IV Figure 4 1 4 0 ...

Page 14: ... A e HT w e y o y B I N d d a O U ATGeIAp SUOd O T UOTSTATP u Te q O 0 eTqIssod I S a y e u l s t y e n y e a yOeKa 9 07 OTJVI UOISTAIP 1 O S T S a t 9 y SulIq YOTYM S1ejzewoTjUE 0d I a u I W T I e y Aq setouenbarj o t p n e MOT 7 49S ST OT eI O A 9 4 OS 1 0 j payesusd woo aq u e d Ayfoeded yInNoITO AVIS UL SUOTIETIVA T V S Oy aTqeisn pe s1ojoedeo a jo auo Suryew Ag SaTouenbeszy e ye O f e 1 UOTST...

Page 15: ...ter action it is necessarythat the change in meter current be p r o portional to a change in amplifier input voltage The load resistance then should remain constant Note f r o m figure 4 3 however that when Eg and therefore the diode voltage Eg decreases the diode resistance Rg and therefore the load resistance increases a f fecting meter linearity Note in figure 4 4 that Rg appears in series with...

Page 16: ...LQ PO Joyer9uss o y esptaq WMoATD I o T O e y Y J e y W g p BINT 2 9 DGAB A I U o T D e g S2T00 I9JOUl BY JOSOTJSTIOJOVIeYO AouUONbarj MOT 9 Y BAOIdUIT 0 poppe useq eavy g G y PUe ZE TED Suozoedeo mo IPO T o T j I p e t 1d 9WU VWEOP S P O W TeN Ow O y U l LZ F T eusTS yndut o y 0 e u o t s o d o s d Ay SSO10B VSEI OA B OQ I T M d T e y erojoroyL Fy yy seties ut 69 Tp s0xfoedeo auo YyyIM sotzes ut ...

Page 17: ... V Figure 5 1 R44 METER CAL IOMV RANGE R47 BAT TEST CAL 5 0 Figure 5 1 Model 403A To p View w i t h Printed Cover Board Swung Out and Range Switch Shield Removed Model 403A C 4 3 0 V 200KC C2 O 03V IMC 00125 2 ...

Page 18: ...oy O V F O P 2 p o w d y A 0 O FA O T a3uey o3e 10A 1 9 9 W J O A O V 19 ea13 IO SUIyOSaUI QT aouUR STSeYy ynduy F Aoemnooy A0 NATO asuey asei10A z a j o w HOA VLZb T9powW d y 1 a 9 U N TO A O d S OF AovInDDy T Wey SSEeT U 0 T I 0 S I q sdo 007 Aouonber 7 S U I A 00 9 A T0 0 aSdueYy adezT0A TOPIGIVD 1 9 9 UyTOA SOLLSIUALOVUVHO GauINoaY A d A L LNAWNNULSNI quowdInby 3 s a y p e r m b s y e 1 q e L ...

Page 19: ...librator is required f o r the accuracy test a Connectvoltmeter calibrator outputto Model Table 5 2 Accuracy Te s t 403A input as shown in Figure 5 3 VOLTMETER CALIBRATOR Voltmeter Calibrator Model 403A hp738BR hp 403A Output Indication VOLTMETER 400 cps rms 4 3 of f u l l scale Figure 5 3 Accuracy Te s t b Set Model403A FUNCTION to 15 C P S 1 MC c Set voltmeter calibrator output to 300 V 400 cps ...

Page 20: ...g A u o r t z e g SZ100 sdo p u e sdo gc ysay asuodsay Aouenbargy g g ainstyq b s o l a v E o r YBLBWLIOA v l o g s dy wooee dy N I 9 M d YOLVYSNZ9 ASW UXNY NOILONNS HOLY T I I S O A I N I N O I S MOT G G OANST ut UMOYS SB yndul VEOP P P O W 0 yNdyno AOjeT IOSO y o o u u o D B yS9 osuodseaz Aouanbeazj sdo pue sdo g a y I O partnber 9 1 8 GOPS 8690 ON We d dy 10 stset SUTJCUTUIID ZB 009 B puw LOJeI...

Page 21: ...A shielded 100kQ load is required for this test NOTE Figure 5 8 lists the parts and shows the constructionof the 100kQ shielded load a Connect a shielded 100 kQ load across the Model 403A INPUT terminals as shown in Figure 5 9 Figure 5 9 Noise Test b Set FUNCTION to 15 C P S 1 MC set RANGE to 0 001 V After the initial transient the Model 403A should indicatebetween 0 and 6 of full scale This verif...

Page 22: ...dO ST OYNOLLONAA VEOr TSPOW 39S 4 qndut VE0r JePOYL 0 JNGyNo AOyeIQI Vd 19jJEUT JOA JOOUUOD eB ainped01d S i y I O perinbed st LOyerqijTeD 19j eur 190A UASELISPOW dy L o y e r q i Te d t e y e U N O A VW 8Z S SINGNLSALAGV ATVOS TTNA L2e S r a y e u y O A op a y UOA Z Z 103 FAV SVId 9 ISNM py O o OW T Sd0O ST 0 NOLLONNDA 38S A T O H D N V U V E O P P O N 9 S 4 aatqzesou eq TIM LO ye eBezOA punors s...

Page 23: ... of b a t teries should be installed 5 35 Table 5 3 containsa summary of several m a l function symptoms and their possible causes This table canbe usedto selecta starting point for trouble shooting operations 5 6 o Model 403A Table 5 3 Troubleshooting No response to input Fuse F1 blown Batteries dead CR1 or CR2 shorted Open contacts in range switch Battery Test reads Weak batteries low One or mor...

Page 24: ...Uo r e j e p SutTqeo pue u o T e 0 0 s j i e d SOAIS g G aINSTY Y e a r q 0 L a y e m o y I O 840 U 0 d 9 4 J a y I e asneo ATISve U d aTQVd a y J o S s e U Ts Te i n y e u a y aduTs Toued U 0 I ot SuTAOUIAL SALT N O T A YouMS NOLLONOA 2 4 aovtder 10 saower 0 a p e u t Lb G 0 B gG syderser1eg A w o T a g aq pmnoys ydureyeON YOUMS NOLLONNA e y Jo q u e u 90e der oj A QUIOSSESTp 9 SMOYS F G B I N S ...

Page 25: ...I PNK ORN TO CR4 PNK ORN TO C23 TO FRONT WAFER OF FUNCTION SWITCH WHT ORN TO C24 PNK WHT TO CR3 ORN WHT WHT GRN Model 403A PNK ORN TO END WAFER OF FUNCTION SWITCH WHT GRN TO Ci8 C22 PNK ORN TO METER MI PNK ORN TO CR4 PNK ORN TO C24 WHT ORN TO C23 PNK WHT TO CR3 4 0 3 A A 1 VIO WHT TO R34 VIO WHT TO BT3 BT4 WHT ORN TO Ci7 PNK WHT TO C23 24 RED TO BT2A B 403A A 2 5 8 00125 4 ...

Page 26: ...6 S T r e j e q YouME esueYy E T g aINSTA 13 OL Nw NYO AuND guy 4 QNNOYS GYVvOg Q3LNIdd OL 11 8 b e y SID OL NUYS I g emn3rga A w o T D 9 g VE0r 19POW ...

Page 27: ...2 inch Function Switch Assembly Machine screw Phillips head 8 32 x 3 8 Flatwasher thin 1 2 inch Washer 3 8 inch OD x 0 26 inch ID Knob Function Switch Decal Fluorescent Indicator Knob Range Switch Machine s c r e w Flathead 6 32 x 3 8 Figure 5 14 Exploded View with meter Model 403A LD L 392A 1120 0910 403A 2 3050 0105 2190 0003 403A 6B 2390 0009 2390 0009 2380 0002 403A 44C 403A 19E 2190 0028 0360...

Page 28: ...3YNLVYAdDW3L ONV SYOLSISNVYL SLUVd NI M I S A LNBWNYLSNI WOIdAL V NO O38NSV3W 343M ONV 3SIMY3HLO NMOHS SS3INN SISSVHD O1 193dS3Y HLIM 3AILISOd 3YV S3OWI0A 9 G311INO 38 A VW LYVd NMOHS 3N TV A AOVYSAV ANOLOVS L V O31L93739S 3NIWA WNWILdO S3LVOIONI S STOWLNOD JO NOILOSYIG 3SIMNDO1D JLVOIGN SMOMNY NMOHS Y3NNVW 3HL NI G3HSITGNODOV LON 3YV STIVL30 LOVLNOD HOLIMS TWALOV ATTVNOILINN4A NMOHS 3YV SNOILO3NN...

Page 29: ...j e w NMOHS SS3INN SISSVHD O1 193dS3Y HL dinbe psoyrog 10 Mep 30 e2uOVejWjOW puo Q 3 1 L I N 0 38 A woHovede e y 40 pepueiul Bumoup s y BOVYSAY ANOLOVS L V 0 3 1 9 3 7 3 3NIW ANVdWOD GYVADVd LIZTMSH AG 0961 LHOIAGOD STOULNOD 4O NOILO3SYIC 3SIM NMOHS Y3NNVW 3H1 NI O3HSITGWOD0V L HOLIMS TWALOIV ATIVNOILONNA NMOHS M D T N S NOILISOd D W I S d d 1 NO N M 2 9 1 1 N 3 3ONVE 110A 100 0 N 6 2 9 0 3 1 3 7 ...

Page 30: ...s j o u isu q u e o s a p u r o u t pout s eredure V v 9 q n o p ajod aysuls L a d s spuoses poazeuZeidury 3duyt u m u t u n y e Ww a p t i s 1s g Ol 8 puosasouu su ayaUTETpP aprsuy a qaaqs 3v SNOILVIAZUaEV yaromyou Zz aouLIOJsueT L yynoayoor10yur ow yaed o y u o n j 0 9 9 ostur a A a p j o y a s n y a x y o u s s qayour W w durey s a aepjoydurey sax J o y s T U I E Y ia o j o n p u t 1 auq Aejap ...

Page 31: ... 0180 0062 C27 0140 0147 C28 0131 0004 fxd elect 300 uF 6 vdew f x d elect 50 uF 6 vdew fxd elect 300 pF 6 vdcw f x d mica 180 pF 5 500 vdew v a r mica 14 150 pF 175 vdew C29 C30 Not assigned C31 C32 0180 0059 C fxd elect 10 uF 100 10 25 vdew CR1 CR2 1901 0044 Diode Si 200 mA 1V 10 nA at 10 V 50 wiv 2 pF 6ns CR3 CR4 1901 0027 Diode Si Fl 2110 0031 Fuse cartridge 1 32 amp slow blow Jl 1510 0006 Bin...

Page 32: ...Z Awoo p x M 2 T 0OT F UA 9G Au0d pxy M 2 T OTF OA GT A u o o p x M T YL FB O OT 2 dap pxy M 2 T TF U 026 2 dep pxy M 2 1 GIFU PE9 2 dap pxy M Z T STF B O8OT 2 dep pxy Z FO LPOG MA FO T8OT M a r Ye FU 6 TPE MM FU TSOT A i s 42 F V BIPE AM M 2 T OTF B 0089 Awos p x M 2 T OTF UA 89 Aw0d pxy M 2 1 GOLF UN 6 E Awoo pxy MT 0 F U 0008 UIT MM r e a M 2 T STF U OOST 2 dep pxy pousisse 70 M 2 T OT FU L Awo...

Page 33: ...2W DC1 2CR5 obd i i R54 0727 0050 R fxd dep c 180 2 10 1 2W DC1 2CR5 obd R55A B 403A 26G R fxd ww2sect 26 2 3 8 Q 403A 26G R56 0687 1021 R f x d comp 1000 2 10 1 2 W EB1021 403A 19E Assembly RANGE Switch complete 403A 19E 403A 19F Assembly FUNCTION Switch 3 sect 403A 19F complete 1400 0008 Fuseholder 3510 11 MISCELLANEOUS 403A 44C Cabinet assembly 403A 44C 403A 901 Manual Operating and Service 403...

Page 34: ...eY S B P O L y e p euapeseg os y u o pioyueH IL o 8e0149 09 B I W 1 120Ud O S Z L L ACN A ND vapieg s o u p elusosieD Jo avoydajay OBe21y Z E Z T T 00 39913 uewe8ay pue W e H M ouY 6000 y g euapeseg ynos 09 21U0499 3 Ouy 7 09 pold MAIS BaWITY G I E O L puy auseg s o u y oulag JoS19 9EZIT e g sajaBuy so7 ouy S10 0 S 6 E 0 pue uawnysu ueNsoeyd 122LL ACN X04 M O N u y 09 JoUOD P a y G O E D L ACN S i...

Page 35: ...p 89473 General Electric Distributing Corp Worcester Mass Schenectady N Y 95023 Philbrick Researchers Inc Boston Mass 89636 Carter Parts Div of Economy Baler Co 95236 Allies Products Corp Miami Fla Chicago Ill 95238 Continental Connector Corp Woodside N Y 89665 United Transformer Co Chicago Ill 95263 Leecraft Mfg Co Inc N e w York N Y 90179 U S Rubber Co Mechanical 95264 Lerco Electronics Inc Burb...

Page 36: ...f ues vze o p e y e d y upIpIND sosaljey o p a d s y 9 7 v o i d VLSOS 6ITE6E S OS 06h 181 ozeljues ZGET eIIISED fudeojeg 10 99q 3 1 H SIET OL AL 8 ojned oes e p y Q1919W09 a opseyodwy jeyua 9 q D oulauer ap oy e p olnugWO9 ogoeyodwy je ualg 3y198y e p o l o u g w o g 2 ogsejodw jeyua 9 z v a a L806 VE Z TE9 OE AL Sadly souang b2 onjeg s o j i e g sauolsediunitooajay Zaseng y olouneW VNILN3DYV Z8E...

Page 37: ...71 4 lines 30 Mount Road Tel 313 0091 Tel 220846 Sample Electronics Madras 2 Yokogawa Hewlett Packard Ltd NEW ZEALAND N S W Pty Ltd Tel 86339 Ito Building Sample Electronics N Z Ltd 4 Grose Street The Scientific Instrument Co Ld No 59 Kotori cho 8 Matipo Street Glebe New South Wales B 7 Ajmeri Gate Extn Nakamura ku Nagoya City Onehunga S E 5 Tel 69 6338 New Delhi 1 Tel 551 0215 Auckland ETHIOPIA T...

Page 38: ... P O 9 U U T S e T 1 a 7 q M o u TT eISUT ke UOTIVIQITVD 4S9 A19 eq J Y IOJ aAnpsd0I1d BuTMOT OF 9 y 9yNWT SqQng G ydeasered I HONVHO so3uvyD e n u e e x e X I J e r g e l 1 e g J u o w N A s u U sosueyD T e n u r y e x e XTJoIg e l 1 e g J U o U N A s U TenUBU 9 Y UT UBATS JEequInu yaed o y BuIsn poorider oq prnoys j e 0 y s SuTyEpyoeq o y UT p e I S T j o u e r e yeh T enUBUI 9 Y UT BSOY WOT I d...

Page 39: ... Figure 5 7 Insert a 502 feedthru hp 11048B in the lead connecting _ theTEST OSCILLATOR to the 10K resistor Page 5 3 5 4 Paragraph 5 16 M4 _Insertthe following NOTE between sections c and d a n d e andf ofParagraph 5 16 eee NOTE Switch Test Oscillator MONITORto EXPAND _and set a convenient reference level onthe 7 Tést Oscillator with REF SET While i n ee creasing the Test Oscillator frequency main...

Page 40: ...to read WHT 70 METER M 1 C h a n g e PNK ORN TOCR4 toread soRN T0 eRt Page 5 8 Bottom illustration Ye r ft alt no WeAlter as shown aoe picacl We A OS b r s duqiuo rk maruine os ee BLK WHT c i g TO B T 4 TOMETER MI To ci To werenMi voase Galtoonccyyp s o l oad egon 4 PNK WHT PNK ORN TO C23 TW T A N VIO WHT PNK ORN dy TO F 3 WAFER OF S 1o FUNCTION SWITCH T TO BT3 BT4 WHT ORN Z RED BLACK MMATKLS oP M...

Page 41: ......

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