Sanyo VHR-274EX Service Manual Download | Manualshive

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Summary of Contents for VHR-274EX

Page 1: ... in table below Materials Model No Reference No echa Manual tiHV anisrn s531346 RODucT AFETY OT cE The components designated by a symbol in this schematic diagram designates components whose vslue are of special significance to product safety Should any component designated by a symbol need to be replaced use only the part designated in the Parts List Do not deviate from the resistance wattage and...

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Page 3: ...e Electrical adjustments for the this model can be per PWB assembly by lifting it straight up while pressing and formed with only the cabinet removed spreading out the two clamps K as ahown by the arrows REMOVING THE MECHANISM MAIN UNIT Fig 1 1 2 After removing the cabinet parts 1 Remove the two screws D and then remove the bracket 2 Remove the 22 wire flat cable from the MC 2 PWB the 11 wire flat...

Page 4: ... b w L L 6 j sduml P l flMd l do alqE p pJ w LIJs ueqsaw cmuu w L L fi j Ey alq JaAa7 007 AI J1 Z YIZY1 w 122 NJLOIWL LLAJ ...

Page 5: ...lat cable to the MC 2 PWB and the the terminal board into the opening M at the side of the 8 wire flat cable to the VP 1 PWB assembly Connect the chassis as shown in the enlarge view TM 1 PWB assembly to operate VCR by using the remote control L 8 wire Flat Cable VP 1 PWB Assembly 6 w chassis KiiEiE i M TK2LE 4 cP Tip L Mechanism Main Unit I Q J Mc2pwB s t W Wr ACE Head 6 pinConnector Opening M Fi...

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Page 7: ...s and simultaneously Tracking center position display in the indicator panel T 2 Adjust VR351 SW P so that the width T becomes 6 5 H A 5 H as shown in Fig 2 1 3 WS SWP T 6 5 H 0 5 H I Front edge of I vertical sync signal t t Rise RF SW PULSE Fig 2 1 3 2 1 4 STILL V LOCK ADJ Measuring Point Measuring Equipment Picture of Color bar generator monitor TV or Broadcasting Monitor 7 ADJ Condition Self re...

Page 8: ... lN3WNEN7V AlqwassV sMd l dA Jo alqe lel aJ m S q900 rHA 6 T AelaH Juawlsnrpv s1 6 p weo u6 s 8 Jaluno AOuanbaJ J l l zHIAJ O X 1 01 zHkll OP SO AmJanbaJ 6U JaAOS L L o Uew Sw L OL W z Uwl sw W de Jndu aqOJd adossoll mo adel a asseo ad SHA adel quela l z Z 6 4 ol JaFW AAolaqPaq J saP s uJJo aAemleu6 s Jeq Jolo3 zl qL Jeq JOI03 aPOUJ ds zCl rHA JO 80 rHA I adel waumfi lv I a6ueJ a JalawqoA Iel fi o...

Page 9: ... C TP182 ENV VP 1 PVVEIAssembly Fig 2 2 4 PlB243 3B Vl 2 T u o 0 T e 1 c 0 VR351 IC602 SW P TM 8 PWB IC351 IC301 o a VR201 IC201 c1 BIAS f j e 0 POWER SUPPLY PART VR104 1C162 VR102 Ev CT120 O p 0 Vco j IC161 Q t r r Tpl 03 TP1 02 9 9 c O v Unit ft TP101 TP120 V 3 VR101 V OUT PB Y CP I PWB FOIL SIDE Fig 2 2 5 Iclol 0 Iclll 9 ...

Page 10: ...alunoo AcmanbaJ3 apow dS q Jo eJaua6 Jeq JOIOS Oldl UO J XJO Mv Iuawd nbq fiu mseam u odfiupnseam raw L3s WWV3 9 z z 22 6 L 4 Afld AdM L Z Z 6 4 o Ja4akl d dAS0 07 d dA 1 Jo laAal leu6 s aoueu wnl oap A aq Jo A gal 10l Awn pV Z JOIS J wi e ww iwuJa mdlrm 03alA aw aleu wjal L d dA S0 0 T d dA L I A ad 101HA I ZOO rHA JO 8000 rHA adel wawu6 lV CIpOUJ ds Avld uo puo mv aqoJd I OL adoosoll oso 10ldl w...

Page 11: ...ly 2 Adjust VR182 REC Y C so that the video luminance signal level at the sync tip is Model VHR 274G EX 650 mVp p 20 mVp p Model VHR 430 550 mVp p i 20 mVp p Refer to Fig 2 2 9 WV YREC t VHR 274G EX 650 f 20 mVp p VHR 430 550 20 mVp p J SY C Tip Fig 2 2 9 i 2 2 9 VCO on screen aaaist ADA I 1 1 I Measuring Point Measuring Equipment ADJ Condition TP120 Color bar generator E E mode Digital voltmeter ...

Page 12: ...ISflrCNl dO NOIIVOO1 Z S Z ade a asseo ad HA adel uel aleos llnJ AWL laAal uauaJnseaW UM L Uelfl aJOUJ aouepadwl Indul ZH30Z ZH 1 1 AxJanbaJ4 lndul uo leo pu anleA aA loa q Jala wlloA OV ZHM ueql aJouJ qip m pue8 Ala AUJ01 Al A l suas le2 uaA adooso l oso awmow sawaNvls aNv lN3Wdln03 1s31 L Z 6u lJno 6u ls Au 6u Jaun14 moql M sunJ peaq aseJa IOJUJOO o pne aql pue alod ap n6 6u peol aql uaamlaq lno...

Page 13: ... monitor TV ADJ Location ADJ Value VR RF AGC S hJis best point on the IF circuit 1 2 3 4 Connect the monitorlVto VHF UHF ANTENNA OUTPUT terminal Connect the VHF antenna to VHFIUHF ANTENNA INPUT terminal Receive the middle electrical field 70 dB 90 dB of the VHF high channel and slowly turn VR RF AGC from the point where snow noise is present to the point where it just disappears from the monitor T...

Page 14: ...utlleapun AINO 99LZ MHA Y 83NNI 43h033A10d 9 1Z MH ld33X3 I U3NNI U3003 3A10d AINO 0 Z UHfI tYcJf3 N0 IHSf13 OZ7 LIHfi ld33X3 Y3W8 NOIHSf12 AINO O ib LIHA lNO NOIH YLI IZ H3 OSb 8H l ld33X3 lNOLlj NOIHSl13 6L H3 AINO OS HHfD3SW3NOIWl No AINO 9 lZ MHh 3Sti2 N01UW3 81 H3 AINO XYLZ UHA 3SW3 NO1 JW3 LL H3 MO 91 H3 I H3 AINO 0 8Hh L13MOd 0M03 No OSP tiHf ld33X3 3MOd IlLi03 OL NHfl ld32X3 N3f10d 0U03 SI...

Page 15: ...VHR430 UPPER CYLINDER SOLDER TYPE PART N0 613 150 7166 UPPER CYLINDER PUSH ON TYPE PART N0 613 114 2824 ...

Page 16: ... UP LOCATION MA 8 OR OR MA 9 OR MA 10 OR MA 11 MA 12 OR MA 15 MA 16 MA 17 MA 18 MA 19 MA 20 MA 21 MA 22 MA 23 MA 24 MA 25 MA 26 MA 27 MA 28 MA 29 MA 30 MA 31 MA 32 MA 33 MA 34 MA 35 MA 36 MA 37 MA 38 MA 39 PARTS NO 412021 5306 412 015 89OO 412015 8504 411 109 1506 411 109 1407 613 135 7150 613 1429116 412 026 7305 613 135 7167 613 1429109 412 042 4302 613 135 7099 411 120 1301 613 135 7082 411 021...

Page 17: ...31 9NItldS lNOtij 3011S ASSW S X9 Z NWd 83S H311MS A W1OU Z 3W 8Md ldW03 3W 83d ldW03 NOIOW Lt3dWW0 MO1OW 9NIOW01 ASSW WLIOfl L13dWtJ0 8010W L13dWtJ0 lflN 31Wld N301OH 13XWI lN08j WkiOfl ASSW 83HSWM WUOM M3O1OH 8X9 Z N18 9dl S 83S 8X9 Z NWd 9dl S 83S 9X9 Z NWd 9dl S 83S 9X9 Z il flS NVd LOS lNOMj 1W3113H 8W39 lNo 83n31 Assw OUO1 lNOW b U39 L13dWb O 1301 lNI1 JN18dS WU3 3011S ldW03 3 WU8 3011S 9NI ...

Page 18: ...ows 1 Locatio No MB 82 80 4 Q 22 24 12 81 b 83 23 DR 7 DR 6 k A r 1 t MECHANISM PARTS 3 Undesignatednumeralshows Location No MC 12 y N S P 40 Uy p 38 as service parts 12 J 24 40 38 35 i qp 30 J 34 I m E4 17 N S P Not available as service parts ...

Page 19: ...Z ill O W16610SZ J1 L1 8 iO EISZ tll FJ 8 iO 3SZ 81 J WOZS 9SZ Ml O WOZ L8SZ Ml 4 19 LUSZ Ml O 19SLWSZ U1 L1 woz lasz al O WOZSLESZ 81 L1 L9s L wsz Lll D L9SLWSZ N1 M wt66 asz 81 O U 66 C Z 81 8 8 0 3S2 81 0 820 3S2 Ml OS 8H I 9 JLZ MHA X371 Z k Hh NoIidiu3s3a SW1YKINKUH3S 109 9S1 S 9 ON ldW03 08S SS 119 ON ldW03 S899 5S1 S 9 ON 7dW03 V 1 d3 81id ldl 3 ON SiWd NaIlw301 ewdaa AJaee ealqel eAe oN d ...

Page 20: ...R 430 ONLY OIOOE GMAO1 OIOOE 1SS133 DIOOE GMAO1 OIOOE 1SS133 OIOOE GMAO1 LOCATION 01009 01601 OR 01602 OR 01611 OR 01621 OR 01622 OR 01671 OR 03001 OR 03101 OR 03107 OR 03121 OR 03122 OR D3123 OR 03502 OR 03510 OR 05001 D5003 05004 D5006 D501O D5013 A D5101 05102 D5103 D5104 05105 D5108 05109 05110 OR 05112 06901 OR 06902 OR 06903 OR 06910 PARTS NO DESCRIPTION 407 012 4406 407 007 9904 407 012 440...

Page 21: ...nO 310H3 4H YHno L LlolY loNI lIo3 XHIl 10I 3 OH3 4H YHf100 lJO13i10NI 1103 rHnoL uomoNIf mo3 YHllO 3YOH3 4H HnoL No13noNI 1103 103 3118834 3N03 311U134 3803 3LILRJ34 AINO 9 LZ NHh N3111j 3N11 N31114 3N11 OSt itHiI ld33X3 3 103 OS NHh ld32Xi OtJ3E 3803 3803 0W38 3803 AINO 9 LZ MHA 3803 AINO 99LZ LIHO 3N03 311W134 rHno9s Mo13noNI 7103 fH1100001 3YOH3 4H lHn9 S 3YOH3 4H YHn9 s Mo13noNI 1103 YtKIOZZ3...

Page 22: ...OIU M 16V CERAMIC 1000P K 50V VHR 430 ONLY CERAMIC 47P J 50V OL ELECT O lFZ 5 5V CERAMIC 12PJ 50V CER tlIC O luz 50V EXCEPT VHR 430 r C3053 C3501 C3502 C3503 C3505 C3506 C3508 C3509 C3511 C3512 C3513 C3514 C3515 C3516 C3517 C3522 C3523 C3524 C3525 C3526 C3530 C3536 C3540 C3551 C355Z C3553 C3554 C3556 C3558 C3570 c5001 A C5002A c5005A c5007A C501O C5011 C5015 C5017 C5020 C5021 C5022 C5023 C5025 C51...

Page 23: ...W3 N088V3 NOW I N09LlV2 AINO0Z9 LIHfi nos r nzz o 0dW03 lW AINO OZP lHA nos r I12s 0 OdHOL1 lW AINO OS HHh 00S Y d081 31WVU32 no w Ilzz 12313 971Z L HAld33X3 AOS Y dOOOI 31WVWJ n9i w noo 13313 AINO 97LZ UHO nos z n o 31WW833 AINO 971Z 8Hn nos w Ilzz o mm 99LZ LIHOld33X3 nos N nl 13m AINO Ll LZ UHA nsz z Ilzzo o 31WVU32 9hLZ 8Hfl ld33X3 nos r d9S 31WVLi33 AINO 9 7LZ NHh n91 w Ilol 12313 9 LZ 8Hfild...

Page 24: ...00K JA l 4W CARBON lOOK JA l 4W CARBON lOOK JA l 4W LOCATION R3104 R3105 R3106 R3107 R3108 R3501 R3502 R3503 R3504 R3505 R3506 R3507 R3508 R3516 R3517 R3518 R3520 R3521 R3525 R3526 R3527 R3528 R3529 R3537 R3546 R3547 R3549 R3550 R3556 R3557 R3558 R3560 R5001 R5002 R5003 R5005 R5006 R5007 R5009 R5012 R5014 R5020 R5021 R5022 R5101 R5102 R5103 R5104 R5111 R5112 R5114 R5115 R5116 R5120 R5121 R5123 R51...

Page 25: ...i l 1 1Wr xl NOEINW2 99LZ MH Ild33X3 M9 1 tJr LZ NOEILMl AINO 971Z UHA M9 1 ur IL Z NOEiiW3 9PlZ LIHfi ld33X3 M7 1 wr x NOEW3 AINO 9 LZ UH M 1 wr 28 N08LR 3 AINO 9 LZ MHA f17 L wr YOI N0911tJ3 AINO 9blZ MHA f17 I ur YOK NOO lV3 9 1Z MHA ld33X3 49 1 wr Y06L N09WJ AINO 9 lZ NHfi M l Vr 01 N08W3 9 1Z MHA ld32X3 M9 Wr 089 N08tiW3 A7N0 971Z NHi Mb L wr YOL N08UW3 AINO 9 LZ lHh MP I wr ori N08LlW3 9 IZ ...

Page 26: ...U M 6 3V 5 6K JA l 10W 10K JA l 10W 1 5K JA l 10W 1 2K JA l 10W 2 2K JA l 10W 5 lK JA l 10W IK JA l 10W 22K JA l 10W 5 6K JA l 10W 1 2K JA l 10W lK JA l 10W 2 2K JA l 10W 2 2K JA l 10W 390 JA l 10W 390 JA l 10W 750 JA l 10W 820 JA l 10W 820 JA l 10W 560 JA l 10W 270 JA l 10W MT GLAZE 0 000 2A l 10W MT GLAZE 0 000 ZA l 10W C lPL PHB TH 1 COIIPL NO 613 1532465 REM6E RECEIVERS RR701 613 1290938 IR RE...

Page 27: ...80 m9 1 w 001 NoawJ oof 9720 10 ZO08Ll Mb l WI OLZ N08LlW3 8010 L1O 10b 80 M9 1 ur 012 NO13HW3 L090 920 10 100al SW21SIS3N 8 01 ZNO 30010 OIOHd 1010 Z o 10 MO 3 O Z IdS 31df102OIOHd 00Z 76010 0080 s3agIa 0906021 19 0N ld1403 1 W 8gd ldW XI NOIld182S30 ON SILIWd NO11V301 ...

Page 28: ...ueder W SO O S ...

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