– DV IN IN F-1 SR-MV50US [D3RS29] For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY). Regarding service information other than these sections, refer to the service manual No. YD006 (DR-MV1SUS). Also, be sure to note important safety precautions provided in the service manual.
Page 2
SPECIFICATION GENERAL Power requirement AC 120 V, 60 Hz Power consumption Power on 55 W Power off 13.7 W Temperature ° ° ° ° Operating C to 35 C (41 F to 95 ° ° ° ° Storage C to 60 C (-4 F to140 Operating position...
Please refer to "DR-MV1SUS No.YD006" about this section. SECTION 2 SPECIFIC SERVICE INSTRUCTIONS Please refer to "DR-MV1SUS No.YD006" about this section except a written item. DIFFERENT TABLE OF FEATURE The following table indicates main different points between models DR-MV1SUS and SR-MV50US. MODEL NAME DR-MV1SUS SR-MV50US BODY COLOR...
SECTION 4 ADJUSTMENT Please refer to "DR-MV1SUS No.YD006" about this section except a written item. 4.1 Electrical adjustment (VHS SECTION) Note: 4.1.2 Video circuit The following adjustment procedures are not only necessary 4.1.2.1 EE Y/PB Y level after replacement of consumable mechanical parts or board Signal (A1) •...
4.1.3 Audio circuit Note: (2) Record the signal (A3) with no audio signal input in the • GND (Ground) should be taken from the Tuner shield mode (B), and play back the recorded signal. case. (3) Set the VCR to the manual tracking mode. (4) If the A.PB FM level is not within the specified value (G1), 4.1.3.1 Audio REC FM...
Page 6
Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY DIGITAL VIDEO STORAGE CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YD045) Printed in Japan...
Page 7
… DV IN IN F-1 SR-MV50US [D3RS29] For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY). Regarding service information other than these sections, refer to the service manual No. YD006 (DR-MV1SUS). Also, be sure to note important safety precautions provided in the service manual.
Page 18
SWITCHING REGULATOR AND JUNCTION CIRCUIT BOARDS DANGEROUS VOLTAGE CAUTION : FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH SAME TYPE AND RATED FUSE(S). ATTENTION : REPLACER PAR DES FUSIBLE DE MEME TYPE. R5106 R5107 D5106 IC5101 R5104 R5102 C5104 C5105 B5001 C5003...
Page 22
VOLTAGE CHARTS <SWITCH/DISPLAY> <OPERATION/JACK> <S-SUB/3D> <SW.REGULATOR> <JUNCTION> MODE MODE MODE MODE MODE MODE MODE MODE MODE PLAY PLAY PLA Y PLAY PLAY PLAY PLAY PLAY PLAY PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO.
Page 23
SUB/3D> MODE MODE PLAY PLAY PLAY N NO. PIN NO. PIN NO. CN503 CN504 Q1401 Q1402 Q1406 Q1408 1401 Q1410 Q1412 Q1415 Q1416 Q1418 Q1419 CN501 CN502 2-16...
Page 24
Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY DIGITAL VIDEO STORAGE CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YD045) Printed in Japan...
Page 25
* BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble in regard to safety and performance. We recommend that genuine JVC parts be used. * (x_) in a description column shows the number of the used part.
Exploded view of general assembly and parts list Block No. M1MM 527 517 BNC BOARD ASSY<97> JACK BOARD ASSY<94> S-VHS SUB/3D 534A BOARD ASSY<15> VHS MECHANISM ASSY<M2> OSD BOARD ASSY<17> MAIN BOARD ASSY<03> DIGITAL BOARD ASSY<02> 501A 501B JACK BOARD ASSY<36>...
Page 27
RC232C/BNC BOARD ASSY DEMOD BOARD ASSY<14> WR12 JACK BOARD ASSY J7501 WR10 CN8501 FW7504 CN5001 CN5302 SWITCHING REGULATOR WR11 BOARD ASSY MAIN BOARD ASSY WR13 CN5304 CN2001 JUNCTION CN5501 CN7107 BOARD ASSY CN7123 A/C HEAD CN1404 DRIVE UNIT DIGITAL BOARD ASSY CN3102 CN7103 from FRONT PANEL...
Page 28
General assembly Block No. [M][1][M][M] Symbol No. Part No. Part Name Description Local 501 LP10574-003C FRONT PANEL ASSY 501A LP21308-003A CASSETTE DOOR 501B PQ46448 TORSION SPRING 502 LP10460-014A TOP COVER QYSBSG3006MA TAP SCREW M3 x 6mm TOP SIDE(x2) QYSBSG3006MA TAP SCREW M3 x 6mm TOP REAR(x4)
VHS mechanism assembly and parts list Block No. M2MM Not used A/C HEAD BOARD ASSY <12> LOADING MOTOR BOARD ASSY <55> PMD0051A-C Classification Part No. Symbol in drawing NOTE:The section marked in AA and BB Grease KYODO-SH-JB indicate lubrication and greasing areas. COSMO-HV56 (No.YD045)3-5...
Page 30
VHS mechanism Block No. [M][2][M][M] Symbol No. Part No. Part Name Description Local LP40097-002E GUIDE POLE CAP NAH0004-001 FULL ERASE HEAD LP30958-001B LOADING GEAR BASE QYTPST2620ZA TAP SCREW M2.6 x 20mm(x2) QYTDST2606ZA TAP SCREW M2.6 x 6mm LP40798-002A LOADING GEAR(SUPPLY) ASSY LP40837-001A TORSION SPRING(SUP) LP40903-004A...
Page 31
Symbol No. Part No. Part Name Description Local LP31100-002A DRIVE LEVER LP30978-001B DRIVE ARM(L) LP30979-001S DRIVE ARM(R) LP40847-001B TORSION SPRING LP30980-002A CONNECT PLATE LP10403-001C SIDE HOLDER(L) LP10404-001E SIDE HOLDER(R) LP30983-002A LOCK LEVER(L) LP30984-002A LOCK LEVER(R) LP40924-001D TENSION SPRING LP40972-001A EARTH SPRING(1) LP40857-001B EARTH SPRING(2)
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R5304 NRVA02D-682X CMF RESISTOR 6.8kΩ 1/10W D Q1001 or RT1N44HC-X DIGI TRANSISTOR R5305 NRVA02D-243X CMF RESISTOR 24kΩ 1/10W D Q1002 2SA1037AK/QR/-X TRANSISTOR R5306 NRVA02D-392X CMF RESISTOR...
Page 34
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C1065 NCB20JM-475X C CAPACITOR 4.7uF 6.3V M C1613 NCB31CK-104X C CAPACITOR 0.1uF 16V K C1077 NCB31CK-104X C CAPACITOR 0.1uF 16V K C1614 NCB31CK-104X C CAPACITOR 0.1uF 16V K...
Page 35
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R1041 NQR0129-002X FERRITE BEADS R1465 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R1042 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R1466 NRSA63J-101X MG RESISTOR 100Ω...
Page 36
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R1818 NRSA63D-562X MG RESISTOR 5.6kΩ 1/16W D RA2204 NRZ0040-0R0X NET RESISTOR 0Ω 1/16W J x4 R1819 NRSA63D-751X MG RESISTOR 750Ω 1/16W D RA2205 NRZ0040-0R0X NET RESISTOR...
Page 37
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local LP21293-001A SHIELD FRAME(DIGITAL) Q2053 DTC144WUA-X DIGI TRANSISTOR X1401 NAX0580-001X 27.0000MHz Q2053 or PDTC144WU-X DIGI TRANSISTOR X1801 NAX0666-001X CRYSTAL 24.576000MHz Q2053 or UN521E-X DIGI TRANSISTOR Q2053 or RN1309-X...
Page 38
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local Q4001 UN5211-X DIGI TRANSISTOR NCF31AZ-105X C CAPACITOR 1uF 10V Z Q4001 or DTC114EUA-X DIGI TRANSISTOR NCF31AZ-105X C CAPACITOR 1uF 10V Z Q4001 or RN1302-X DIGI TRANSISTOR NCB31CK-104X...
Page 39
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C545 QEKJ1HM-225Z E CAPACITOR 2.2uF 50V M C3602 NCB31EK-104X C CAPACITOR 0.1uF 25V K C546 NCB31EK-103X C CAPACITOR 0.01uF 25V K C4002 NCB31HK-103X C CAPACITOR 0.01uF 50V K...
Page 40
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R507 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R2610 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R508 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R2611 NRSA63J-101X MG RESISTOR 100Ω...
Page 41
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R3081 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R6502 NRSA63J-332X MG RESISTOR 3.3kΩ 1/16W J R3083 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R7501 NRSA63J-221X MG RESISTOR 220Ω...
Page 42
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local QGF1201C2-09 CONNECTOR FFC/FPC (1-9) WR7501 QUB321-04ZAZA SIN TWIST WIRE QGF1207C1-07 CONNECTOR FFC/FPC (1-7) QAX0739-001 CRYSTAL 3.57MHz QGF1207C1-10 CONNECTOR FFC/FPC (1-10) X3001 QAX0444-001 CRYSTAL 32.768kHz CN501...
Page 43
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local CN2301 QGF1207F1-11 CONNECTOR FFC/FPC (1-11) C522 QEKJ1HM-475Z E CAPACITOR 4.7uF 50V M CN6701 QGG2502K1-09 CONNECTOR HEADER PIN (1-9) C523 NCB31EK-103X C CAPACITOR 0.01uF 25V K NRSA63J-0R0X MG RESISTOR...
Page 44
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R1417 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C202 NCB21CK-105X C CAPACITOR 1uF 16V K R1418 NRSA63J-471X MG RESISTOR 470Ω 1/16W J C203 NCB31EK-103X C CAPACITOR 0.01uF 25V K...
Page 46
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local Q5506 or RT1N141M-X DIGI TRANSISTOR C8204 NCB21HK-472X C CAPACITOR 4700pF 50V K Q7101 2SB1218A/QR/-X TRANSISTOR C8205 NCB21HK-471X C CAPACITOR 470pF 50V K Q7101 or 2SA1576A/QR/-X TRANSISTOR...
Page 47
BNC board Symbol No. Part No. Part Name Description Local Block No. [9][7] B7112 NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J B7113 NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J Symbol No. Part No. Part Name Description Local B7115 NRSA02J-0R0X MG RESISTOR 0Ω...
Packing materials and accessories parts list The instruction manual to be provided with this product will differ according to the destination. Block No. M3MM ADHESIVE TAPE POWER CORD POLY BAG GENERAL ASSY<M1> SPEC OF BARCODE 3-24(No.YD045)
Page 49
Packing and accessories Block No. [M][3][M][M] Symbol No. Part No. Part Name Description Local LP31469-004A PACKING CASE LP31454-002A CUSHION ASSY PQM30021-105 POLY BAG RM-SDR013J REMOCON ------------ BATTERY R6 TYPE(x2) QPC02202230P POLY BAG 22cm x 22cm LPT1012-001A SHEET(LOADING) 310 LPT1003-001B INST.BOOK (ENGLISH)