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JVC HR-S6970AA Service Manual Download Page 44

WF1

IC1-17

IC1-21

IC1-26

IC1-23

IC1-29

IC-43

REC 0.5Vp-p

0.2V/20µsec/DIV

REC 1.0Vp-p

0.5V/20µsec/DIV

REC 0.5Vp-p

0.2V/20µsec/DIV

REC 0.5Vp-p

0.2V/20µsec/DIV

PB 2.0Vp-p

1.0V/20µsec/DIV

PB 0.6Vp-p

0.5V/20µsec/DIV

WF2

WF3

WF4

WF5

WF6

TP111

D.FF

REC/PB 4.0Vp-p

1.0V/10msec/DIV

WF8

IC1-86

REC 2.4Vp-p

1.0V/20µsec/DIV

WF9

IC501-3

REC0.5Vp-p/PB 0.6Vp-p

0.2V/20µsec/DIV

WF1

IC501-5

REC/PB 0.7Vp-p
0.2V/20µsec/DIV

WF2

IC501-12

REC/PB 2.0Vp-p
0.5V/20µsec/DIV

WF3

IC501-14

REC/PB 1.0Vp-p
0.5V/20µsec/DIV

WF4

IC501-16

REC/PB 2.2Vp-p
1.0V/20µsec/DIV

WF5

IC501-36

REC 0.5Vp-p

0.2V/20µsec/DIV

WF7

IC501-40

REC 0.5Vp-p

0.2V/20µsec/DIV

WF8

IC501-43

REC 0.6Vp-p

0.2V/20µsec/DIV

WF10

IC501-47

REC 1.8Vp-p

1.0V/20µsec/DIV

WF11

IC501-54

REC0.7Vp-p/PB 1.5Vp-p

0.5V/20µsec/DIV

WF14

TP106

PB.FM

PB 0.3Vp-p

0.1V/1msec/DIV

WF7

WF1

IC2201-14

IC2201-57

REC/PB 30mVp-p

10mV/0.5msec/DIV

REC/PB 0.3Vp-p

0.1V/0.5msec/DIV

WF2

REC 0.5Vp-p

0.1V/1msec/DIV

WF7

IC2201-21

REC 1.0Vp-p

20mV/20µsec/DIV

WF3

PB 0.7Vp-p

20mV/5µsec/DIV

WF4

IC1-6

REC/PB 0.3Vp-p

0.1V/0.5msec/DIV

WF5

IC1-2

REC/PB 25mVp-p

10mV/0.5msec/DIV

WF6

TP2253

A.PB_FM

IC1-98

IC501-18

REC/PB 2.2Vp-p
1.0V/20µsec/DIV

WF6

IC501-42

PB 2.0Vp-p

1.0V/20µsec/DIV

WF9

IC501-49

PB 0.6Vp-p

0.2V/20µsec/DIV

WF12

IC501-51

REC 0.7Vp-p

0.2V/20µsec/DIV

WF13

IC501-47

PB 1.5Vp-p

1.0V/20µsec/DIV

WF11

WF1

REC/PB 4.5Vp-p

2.0V/0.5msec/DIV

REC/PB 4.8Vp-p

1.0V/2msec/DIV

WF2

PB 2.4Vp-p

1.0V/5msec/DIV

WF3

REC 4.2Vp-p

1.0V/5msec/DIV

WF4

IC3001-111

REC 5.0Vp-p

1.0V/20µsec/DIV

WF5

CN3001-1

CAP.M_FG

CN3001-11

DRUM_PG/FG

TP4001

CTL.P

IC3001-3

IC3001-17

REC/PB 2.2Vp-p
1.0V/20µsec/DIV

WF6

IC3001-19

REC/PB 2.2Vp-p
1.0V/20µsec/DIV

WF6

<VIDEO(2)>

<VIDEO(1)>

<AUDIO>

<SYSTEM CONTROL>

WAVEFORMS

2-39

2-40

Summary of Contents for HR-S6970AA

Page 1: ...0AH HR S6970AJ For disassembling and assembling of MECHANISM ASSEMBLY refer to the SERVICE MANUAL No 86700 MECHANISM ASSEMBLY TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 5 3 DISASSEMBLY 1 8 4 ADJUSTMENT 1 10 5 TROUBLESHOOTING 1 15 HR S6970AA HR S6970AG HR S6970AH HR S6970AJ V17S1 AA AH mode AG AJ mode CABLE SAT DVD TV VCR ...

Page 2: ... NTSC VIDEO AUDIO Signal system PAL type colour signal and CCIR monochrome signal 625 lines 50 fields NTSC colour and EIA monochrome signals 525 lines 60 fields Recording system DA4 Double Azimuth head helical scan system Signal to noise ratio 45 dB Horizontal resolution S VHS 400 lines VHS PAL MESECAM 250 lines VHS NTSC 220 lines Frequency range Normal audio 70 Hz to 10 000 Hz Hi Fi audio 20 Hz t...

Page 3: ... 9 When a power cord has been replaced check that 10 15 kg of force in any direction will not loosen it Fig 1 1 2 10 Also check areas surrounding repaired locations 11 Products using cathode ray tubes CRTs In regard to such products the cathode ray tubes themselves the high volt age circuits and related circuits are specified for compli ance with recognized codes pertaining to X ray emission Conse...

Page 4: ...lug prongs and externally ex posed accessible parts Use an AC voltmeter to measure across both terminals of load Z See Fig 1 1 9 and follow ing Fig 1 1 12 Fig 1 1 9 5 Grounding Class 1 model only Confirm specified or lower grounding impedance between earth pin in AC inlet and externally exposed accessible parts Video in Video out Audio in Audio out or Fixing screw etc Measuring Method Connect mill...

Page 5: ...d the board assembly For the disassembly procedure of the major parts and details of the precautions to be taken see 3 1 Remov ing the major parts If there are wire connections from the Main board and Mechanism assemblies to the other major parts be sure to remove them including wires connected to the major parts first before performing step 2 When carrying out diagnosis and repair of the Main boa...

Page 6: ...e 43 E5 from the Jig RCU 3 Release the lug of the Cassette holder and then slide the Cassette holder toward the direction where the Cassette holder is loaded by manually 4 The cassette holder lowers and when the loading has completed the mechanism enters the desired mode When the VCR is set to the Mechanism service mode the symbols Timer in the FDP LED are blinked 2 4 2 How to exit from the Mechan...

Page 7: ...er vice and the maintenance work performed if necessary Also note that rubber parts may deform in time even if the set is not used C Cleaning X Inspection or Replacement if necessary System Parts name Operation hours 1000H 2000H Tape transport Drum assembly C X X A C head C X C X Pinch roller arm assembly C C Full erase head C C Tension arm assembly C C Capstan motor Shaft C C Guide arm assembly C...

Page 8: ...n connecting the flat wire to the connector be careful with the flat wire direction Note 3b When reattaching the Mechanism assembly secure the screws S3a to S3b in the order of a b Note 3c When reattaching the Mechanism assembly be sure to align the phase of the Rotary encoder on the Main board assembly When reattaching the Mechanism assembly set the Mecha nism assembling mode See MECHANISM ASSEMB...

Page 9: ...SIDE NOTE INSERT FFC WIRE TO THE CONNECTOR BEFORE ATTACHING TO FRONT PANEL CN7003 Adv jog board assembly b B A C Inertia plate c P3a L3c L3b HOLD PART OF ROLLER ARM ASS Y WHILE ATTACHING INERTIA PLATE INERTIA PLATE SHOULD BE ATTACHED SO AS TO SER SMALL DIAMETER OF CENTRAL ROUND HOLE ABOVE POSITION ROLLER S INSTALLATION HOLE IN THE A PART INSERT ROLLER UNTIL THE b PART OF ROLLER S HOOK IOCK UP TO T...

Page 10: ...ired to set the VCR to the Jig RCU mode the mode in which codes from the Jig RCU can be received See section 2 SPECIFIC SERVICE INSTRUC TIONS Fig 4 1a Jig RCU PTU94023B Set the switches as shown below unless otherwise specified on the relevant adjustment chart The switches that are not list ed below can be set as desired If the VCR is not equipped with the functions detailed below setup is not req...

Page 11: ...hen you have re placed the A C head drum assembly or any part of the tape transport system To prevent damaging the alignment tape in the compat ibility adjustment prepare a cassette tape for self re cording playback perform a test on it by transporting it and making sure that the tape is not bent by the tape transport mechanisms such as in the guide rollers See Fig 4 2b 4 2 1 Tension pole position...

Page 12: ...ep 9 only for the models equipped with SP mode and EP or LP mode 9 Repeat steps 1 to 8 by using the alignment tape A2 Fig 4 2b Fig 4 2c 4 2 3 Height and tilt of the A C head Note Set a temporary level of the height of the A C head in ad vance to make the adjustment easier after the A C head has been replaced Refer to the SERVICE MANUAL No 86700 MECHANISM ASSEMBLY 1 Play back the alignment tape A 2...

Page 13: ...e the VIDEO OUT waveform and V PB FM waveform at the measuring points D1 and D2 3 Set the VCR to the manual tracking mode 4 Adjust tracking so that the V PB FM waveform becomes maximum 5 Set the VCR to the Auto adjust mode by transmitting the code F from the Jig RCU When the VCR enters the stop mode the adjustment is completed 6 If the VCR enters the eject mode repeat steps 1 to 5 again 7 Play bac...

Page 14: ... the mode B2 and play back the recorded signal 11 Set the VCR to the manual tracking mode 12 Repeat steps 3 to 7 in the mode B2 13 Record the signal A3 in the mode B3 and play back the recorded signal 14 Set the VCR to the manual tracking mode 15 Repeat steps 3 to 7 in the mode B3 16 Input the signal A4 from the input point A1 17 Repeat steps 2 to 15 Fig 4 3b EE Y PB Y lebel 4 3 3 Syscon circuit N...

Page 15: ... by the hand to keep the slack away from any grease See Fig 5 1b In case of mechanical failures while keeping the ten sion arm assembly free from tension pull out the tape on the pole base assembly Take the spring a of the pinch roller arm assembly off the hook and detach it from the tape 4 Remove the screw a of the side frame L R 5 Hold the slack tape and cassette cover together lift the cassette...

Page 16: ...et Jig RCU 0 00 E 1E 1 1 2 2 3 34 4 5 5 6 6 7 7 8 8 9 9 10 Normal display EMG content display Latest See 5 2 4 EMG content display Previous See 5 2 4 EMG detail information 1 See 5 2 5 Deck operation mode EMG detail information 1 See 5 2 5 Mechanism operation mode EMG detail information 1 See 5 2 5 Mechanism sensor information and Mechanism mode position EMG detail information 2 See 5 2 6 Type of ...

Page 17: ...ation 2 OO Cassette tape type 2 lower 8 bits See EMG detail of information 2 PP General data display area YY General data display area AA BB CC DD EE FF GG HH I I J J KK L L MM NN OO PP QQ RR SS TT UU VV WW XX YY Display h Encoder data See Mechanism mode sequence Cassette tab present 1 Cassette tab broken 0 Cassette absent 1 Cassette present 0 Start sensor End sensor AA Key code JVC code BB Deck o...

Page 18: ... is not generated due to a supply reel sensor failure 3 Power SW5V is not supplied to the reel sensor on the tape winding side 1 The drum could not start or the drum rotation has stopped due to too large a load on the tape because 1 The tape tension is abnormally high 2 The tape is damaged or a foreign object grease etc adheres to the tape 2 The drum FG pulse did not reach the System controller CP...

Page 19: ...uring mechanism initialization 04 Ejecting cassette ULSTOP to EJECT 05 Inserting cassette EJECT to ULSTOP 06 Loading tape ULSTOP to PLAY 07 Unloading tape PLAY to ULSTOP 08 Transition from pinch roller ON to STOP 09 Transition from pinch roller OFF to STOP PLAY to OFFSTOP 0A Transition from pinch roller OFF to STOP at power OFF 0B Transition from pinch roller ON to STOP at power ON 0C Transition t...

Page 20: ...ition 7 ULSTOP ULSTOP position 8 ULSTOP UPPER Intermodal position 9 UPPER Loading unloading tape A UPPER ONSTOP Intermodal position B ONSTOP PLAY position C PLAY FWD SS Intermodal position D FWD SS FWD FWD Still Slow position E FWD SS REV Intermodal position F REV REV REV Still Slow position 0 REV OFFSTOP Intermodal position 1 OFFSTOP Pinch roller OFF position 2 OFFSTOP FFREWB Intermodal position ...

Page 21: ... No YD047 1 21 ...

Page 22: ... No YD047 AV MULTIMEDIA COMPANY DIGITAL VIDEO STORAGE CATEGORY 12 3 chome Moriya cho kanagawa ku Yokohama kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

Page 23: ...ng of MECHANISM ASSEMBLY refer to the SERVICE MANUAL No 86700 MECHANISM ASSEMBLY HR S6970AA HR S6970AG HR S6970AH HR S6970AJ V17S1 AA AH mode AG AJ mode CABLE SAT DVD TV VCR VIDEO CASSETTE RECORDER CD ROM No SML200412 COPYRIGHT 2004 Victor Company of Japan Limited No YD047SCH 2004 12 SCHEMATIC DIAGRAMS ...

Page 24: ......

Page 25: ...uding E E signal path Capstan servo path Drum servo path Example R Y Y Playback R Y signal path Recording Y signal path 6 Indication of the parts for adjustments The parts for the adjustments are surrounded with the circle as shown below 7 Indication of the parts not mounted on the circuit board OPEN is indicated by the parts not mounted on the circuit board R216 OPEN 1 2 3 1 2 3 1 2 3 1 4 2 3 Rem...

Page 26: ...ONNECTIONS VIDEO N AUDIO Page 2 5 SHEET 1 SYSCON Page 2 7 SHEET 2 S SUB Page 2 9 SHEET 3 FMA Page 2 11 SHEET 4 SW REG Page 2 13 SHEET 5 TUNER Page 2 15 SHEET 6 FRONT Page 2 17 SHEET 7 TERMINAL Page 2 19 SHEET 8 Page 2 21 SHEET 9 Page 2 17 SHEET 7 2 3 2 4 ...

Page 27: ...0 C73 B3 Q2055 N REC_ST H R37 R2055 C2005 R2056 C2054 C2055 C2053 R2054 Q2051 C2052 Q2053 C2051 N REC H Q2052 CTL CTL R2052 Q2054 R2053 T2051 R2060 R2059 R2058 R2057 CN2002 L2 GND VHS H REC_COLOR Y_TO_AV V_FROM_AV C2001 C44 C40 C39 C41 C49 C36 SYNC_OUT TU_VIDEO Y_TO_SUB FRONT_V_IN VIDEO_IN Q6 L11 C2002 R2010 R2004 C46 R2008 C35 C68 C43 C48 C47 C45 Q3 33k 1 47p 6 8k 47 0 1 0 1 0 1 10µ 10 2 2 0 1 4p...

Page 28: ... R3215 R3216 C3056 B3003 D3003 Q3004 2SD601A QRS R3237 L3001 GND C3073 L3002 C3077 R3058 R3063 R3064 C3071 R3252 R3253 C213 R210 C207 C212 C3078 V_FROM_OSD C3008 SW2 2SA2412K QRS Q202 RF_VIDEO C3016 R3033 R3032 L4001 R3031 C4031 R3047 R3048 R204 R3051 R3052 C3033 R3095 R3074 R3041 R3043 R3224 C3053 R3101 R3049 C3057 R4012 R36 R4010 R4009 R3035 R3034 R3089 R3246 R3094 R3093 R3092 R3091 C3022 R3029 ...

Page 29: ...7 L502 L503 C510 C506 D501 C530 C502 C501 B503 R510 GND Y_OUT C_OUT PB_COLOR Y_TO_SUB REC_COLOR Fsc GND V_TO_OSD SW5V GND P MUTE L V_FROM_OSD GND KILLER_DET I2C_DATA I2C_CLK C539 C550 C551 R508 0 01 4 7 0 1 2 2 0 01 0 01 220p 120p 2 2 270p 220 10 270p 100µ 2 2 330µ 1 5k 1k 2 2 0 1 560 3 9k 3 9k 0 01 4 7 0 01 0 01 270p 0 01 10µ 0 01 0 01 0 01 47 4 7M 0 01 1k TO 2D DIGITAL CN1201 SHEET 9 TO VIDEO N ...

Page 30: ... C2261 UN221E X Q2253 UN221E X Q2252 C2222 UN221E X Q2251 2Fsc Q2254 VR2251 R2256 R2254 R2222 S CASS H ET_REC H R2211 R2212 R2257 C2259 C2262 K2251 K2252 K2253 R2223 C2223 DEMOD L R2226 R2229 R2227 R2228 C2232 C2233 L2202 GND AL5 8V C2203 C2202 C2201 C2210 C2211 R2255 L2201 C2213 C2212 B2201 R2225 R2224 C2224 R2239 R2240 0 015 0 01 0 01 0 01 0 01 0 01 0 015 10 10 33 0 022 10 10 10 10 22 10 10 220 ...

Page 31: ...5001 CN5001 R5319 LF5001 C5207 RF5V C5102 B5001 VA5003 C5003 M12V D5208 D5204 220k 68k 0 0047 4 7 0 018 10k 220k 820 1k 68k 1 47 0 047 47 220 1k 47 180 1k 390 68 330 1 2k 220k 0 39 390 0 22 270p 560 0 1 680 1000 470 33µ 33µ 0 0022 0 033 47 47 1 5k T2AL 220 47 100p 100p p20442001a_rev0 MAIN SWITCHING REGULATOR SCHEMATIC DIAGRAM SHEET 5 TO SYSCON SHEET 2 TO TUNER SHEET 6 TO FMA SHEET 4 TO TUNER SHEE...

Page 32: ...6 C6718 R6714 R6712 SW1 R6715 R6713 C6714 C6716 C6013 C6028 C6008 C6007 C6715 C6717 R6711 C6713 K6705 R6710 C6712 K6703 K6704 R6709 R6708 C6711 C6710 C6058 C6057 L6502 L6002 SW2 C6014 C6704 C6707 R6033 C6032 L6001 B6051 100 100 270 10 0 01 1k 100 100 0 01 1k 0 01 600 600 OPEN 1k 8p 2p 0 10k 0 01 0 01 5 6k 1µ 10 5 6k 10 600 47 1k 1k 12k 12k 0 0022 0 0022 0 01 0 01 2 2 2 2 470K 0 22 600 OPEN 600 600...

Page 33: ...001 DI7001 CA242M5 A1 DIG4 DIG3 S7017 Q7006 S7004 Q7007 S7011 DIG2 DIG1 AL5V R7026 B7001 S7016 R7022 R7021 R7020 R7033 S7006 S7002 R7031 R7030 Q7004 Q7005 2SB709A QR 2SB709A QR 2SB709A QR 2SB709A QR 2SB709A QR 2SB709A QR 2SB709A QR Q7001 S7010 S7014 Q7014 Q7013 D7003 R7015 C7012 C7014 C7013 2 7k 1 8k 47 4 7k 2 7k 2 2k 6 8k 1 8k 1 2k 10k 2 2k 1 2k 10k 1k S7030 CN7003 R7047 UN7001 UN7001 UN7001 UN70...

Page 34: ...J7106 C7195 VIDEO_IN J7101 IC7107 C7196 C7124 C7165 C7108 C7164 C7114 C7107 L7103 C7106 D7105 TU_VIDEO TU_VIDEO J7104 SW12V V_FROM_OSD R7121 J7105 R7151 J7105 C7102 R7134 C_IN_CH2 C7103 J7105 R7141 C7123 C7104 GND D7104 L7104 C7109 Y_OUT GND C_OUT GND GND SW5V R7138 R7135 R7108 0Ω 0Ω 680p 680p 0Ω 75 75 0Ω 75 0Ω 4 7 100 75 75 330 0 01 330 330 330 330 470 680p 100 680p 470 0 01 100µ 0 01 75 75 10 75...

Page 35: ...C1216 R1220 L1208 C1238 C1239 Q120 2SC4081 QRS 2SA1576A QR 2SA1576A QR 4 R1222 R1224 C1243 C1244 C1246 C1229 C1245 R1228 Q1206 R1227 C1248 R1226 R1225 CN1201 C1232 C1231 C1233 C1213 C1214 R1209 C1227 C1230 1 300 330µ 220µ 47 180Ω 220µ 47 5 6k 12k 0 001 0 1 0 1 39k 15k 120 6 8µ 27p 82p 330 1k 100 6 8µ 82p 27p 330 1k 220 220 1k 47 4 7 560 1µ 33p 100p 47 100µ 120 100 47 0 1 0 1 0 1 0 1 560 15µ 18p 56...

Page 36: ... TP7001 S7012 S7017 S7018 S7002 S7004 S7010 S7013 S7015 S7011 S7006 S7008 S7016 L7 R2218 S7014 Q5307 C5307 C5308 R5319 R2219 R2220 R2222 R3245 R2223 R2224 R2226 R2227 R2251 C2221 C2224 C2227 C2228 C2229 C2252 IC3001 CN7001 B3003 B7001 C2253 C2254 C2255 C3014 C3022 C2208 C3047 C3048 C2209 C2210 C3072 C2215 C2216 C2217 C2218 C2219 C2220 C2222 C2223 C2251 C2207 R3029 R3030 R3031 R3032 R3033 R3034 R30...

Page 37: ... B C 11E R209 B C 9E R210 B C 9F R211 B C 10E R212 B C 10F R214 B C 10F R501 B C 6M R503 B C 5L R504 B C 6L R505 B C 5L R506 B C 5L R507 B C 6L R508 B C 6L R510 B C 7M R511 B C 7O R2003 B C 11N R2004 B C 11N R2005 A D 12N R2007 B C 12N R2008 B C 12N R2010 B C 12N R2013 B C 14N R2014 B C 14N R2015 B C 15N R2016 B C 14N R2017 B C 14N R2018 B C 9L R2019 B C 9L R2021 B C 15N R2022 B C 15N R2023 B C 14...

Page 38: ...1 SW17 CH1 C CH2 C SW19 D1 D14 D15 ATT PB REC DIG DIG OSD OSD OSD OSD OSD OSD OSD OSD FIL FIL SW13 SW15 SW14 SW16 SW12 SW18 SW9 SW6 EXT IN VIDEO VIDEO EXT IN PB REC ACC OFF REC ACC ON REC REC REC REC PB PB PB PB SP EP NVHS SVHS ATT IN OUT D15 D9 TRAP ATT VFBC VMUTE V OUT C OUT Y OUT CMUTE DIG OSD C MUTE CK NC LIM1 LIM2 DC REGEN BF YFBC YMUTE CL2 6 CR ADJ BF 1dB VCA POSLPF 1 POSLPF 2 ATT ATT CL2 PR...

Page 39: ...C CCD CONT MPAL CONV C DELAY SW10 Y LPF DELAY SECAM SSEQ N L DE EMPH SQPB EQ P R SW9 P R SW8 INT EXT SW12 SQPB SQPB CH2 P R SW16 SW25 SD SD SW38 P R SW28 P R SW27 SW26 P R L SECAM EXT INT 0 5Vp p R SDECK SW22 R SDECK 35PinGCL R SDECK R SDECK SW21 SW24 SW23 DO DO REC R SDECK R SVHS SW19 SQPB SQPB SW20 P R SW17 SVHS L SECAM SVHS L SECAM SW15 P R SW14 SW52 P R SW18 R ATP SW51 R P SW31 P R SW32 P R SW...

Page 40: ...10 EXT2_IN R 15 13 53 57 9 14 8 EXT2_IN L EXT1_IN R EXT1_IN L LINE_OUT R LINE_OUT L 22 CH1 21 COM 24 CH2 59 RFC_OUT 36 fsc_IN MUTE_CTL I2C_CLK I2C_DATA 43 45 DATA 42 CLK 30 PB_FM_IN DACM_L DACM_R H REC_ST H TP2253 A PB FM MAIN VIDEO N AUDIO FMA TERMINAL TUNER FRONT_IN FRONT AUDIO IN R FRONT AUDIO IN L PRE_OUT 29 7 8 9 3 4 4 3 69 71 X1 Q2201 Q2204 MUTE CONTROL AUDIO IN 2 TU6001 ANT IN ANT OUT AUDIO...

Page 41: ...T S_DET 35 38 34 LSA 67 33 JS3001 3 4 2 5 5 6 1 4 9 10 11 12 12 10 4 11 9 1 CAP MDA DRUM MOTOR M CAP M_FG CAP M_F R CAP M_VCTL LM_F R S DRUM_PG FG DRUM_VCTL CN3001 PHOTO SENSOR PHOTO SENSOR PC3001 PC3002 37 42 SP_FG TU_FG SDA SCL 6 5 IC3003 SERIAL MEMORY I2C_CLK2 76 75 I2C_DATA2 I2C_CLK2 I2C_DATA2 N REC H N REC_ST H N REC_ST H SP_SHORT H SP_SHORT H 101 91 C SYNC C SYNC 111 SB_GAIN PWM SP_GAIN 85 A...

Page 42: ... OUT FLASH WRITE ENABLE 75 X2 TIMER CLOCK 32kHz 76 X1 TIMER CLOCK 32kHz 77 RES RESET TERMINAL RESET ON L 78 OSC1 IN MAIN SYSTEM CLOCK 10MHz 79 Vss GND 80 OSC2 OUT MAIN SYSTEM CLOCK 10MHz 81 VCL SYSTEM POWER 82 MODE NOT USED 83 CTL_B OUT INPUT VIDEO SIGNAL SELECT CONTROL B 84 ET_REC H OUT S VHS ET REC MODE H 85 SB_GAIN OUT VOLTAGE CONTROL SIGNAL FOR VIDEO FREQUENCY RESPONSE 86 CTL_A OUT INPUT VIDEO...

Page 43: ... 8 0 8 0 3 0 9 4 7 4 6 10 0 7 4 6 11 5 1 5 0 12 2 3 2 3 13 2 8 0 14 2 4 2 4 15 0 0 16 2 4 2 3 17 0 2 8 18 2 5 2 4 19 0 0 20 3 2 2 1 21 0 0 22 0 0 23 0 0 24 0 2 4 25 0 0 26 2 4 2 4 27 2 4 2 3 28 0 1 2 3 29 0 2 4 30 3 7 3 6 31 2 4 2 4 32 2 3 2 4 33 3 5 3 4 34 5 0 5 0 35 0 0 36 2 4 2 1 37 2 6 2 6 38 2 8 2 8 39 2 8 2 8 40 3 0 2 8 41 1 5 1 6 42 1 9 0 43 2 3 2 3 44 2 4 2 6 45 3 1 3 1 46 0 0 47 2 3 2 3 4...

Page 44: ...µsec DIV WF14 TP106 PB FM PB 0 3Vp p 0 1V 1msec DIV WF7 WF1 IC2201 14 IC2201 57 REC PB 30mVp p 10mV 0 5msec DIV REC PB 0 3Vp p 0 1V 0 5msec DIV WF2 REC 0 5Vp p 0 1V 1msec DIV WF7 IC2201 21 REC 1 0Vp p 20mV 20µsec DIV WF3 PB 0 7Vp p 20mV 5µsec DIV WF4 IC1 6 REC PB 0 3Vp p 0 1V 0 5msec DIV WF5 IC1 2 REC PB 25mVp p 10mV 0 5msec DIV WF6 TP2253 A PB_FM IC1 98 IC501 18 REC PB 2 2Vp p 1 0V 20µsec DIV WF6...

Page 45: ......

Page 46: ... No YD047 AV MULTIMEDIA COMPANY DIGITAL VIDEO STORAGE CATEGORY 12 3 chome Moriya cho kanagawa ku Yokohama kanagawa prefecture 221 8528 Japan Victor Company of Japan Limited VPT Printed in Japan ...

Page 47: ...RTS 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 Contents Exploded view of general assembly and parts list 3 2 VHS mechanism assembly and parts list 3 4 Electrical parts list 3 7 Packing materials and accessories parts list 3 14 PARTS LIST ...

Page 48: ...10 10 15 7 13 13A 5 5 6 4 TOP SIDE BOTTOM SIDE NOTE INSERT FFC WIRE TO THE CONNECTOR BEFORE ATTACHING TO FRONT PANEL NOTE WHEN YOU FIX ANY PWB WITH THE SCREW PUT IT ON THE JIGS CN7003 ADV JOG BOARD ASSY 39 3 3 3 WR1 For the model with CONV PLUG Attach POWER CORD to CONVERSION PLUG and after should be fix by accessory screw of CONVERSION PLUG POWER CORD driver s torque 0 490N m 0 098N m 5 0kgf cm 1...

Page 49: ... SCREW M3 x 10mm TOP REAR 7 PDV2544A DRUM FINAL ASSY 8 LP10108 016H BOTTOM CHASSIS 9 QYSPSPD3008ZA SCREW M3 x 8mm DRUM x3 10 QYSPSFG3010ZA TAP SCREW M3 x 10mm MECHANISM x2 11 QYSDSF4012ZA TAP SCREW M4 x 12mm MECHANISM x2 12 QMPG130 170 JC POWER CORD AST 1 7m BLACK A 12 QMP4A10 170 K POWER CORD AST 1 7m BLACK B 12 QMPK340 170 JC POWER CORD AST 1 7m BLACK C 12 QMPR700 170 K POWER CORD AST 1 7m BLACK...

Page 50: ... 102 70 134 78 76 71 120 42 85 46 47 81 83 80 49 119 53 111 114 118 121 96 93 94 95 64 65 19 22 20 16 63 66 59 62 68 24 18 84 61 60 67 23 WR2 AA AA AA AA AA AA AA AA AA AA AA AA AA BB BB BB BB BB AA AA AA AA AA AA AA AA AA AA 17 91 A C HEAD BOARD ASSY 12 LOADING MOTOR BOARD ASSY 55 PMD0053A C NOTE The section marked in AA and BB indicate lubrication and greasing areas Classification Part No Symbol...

Page 51: ...TPST2620ZA TAP SCREW M2 6 x 20mm 63 LP40814 001B WORM BEARING 64 LP21044 001E CONTROL CAM 65 PQM30017 24 SLIT WASHER 66 LP40815 001A WORM GEAR 67 LP40816 001B HELICAL GEAR 68 LP40817 001A CONNECT GEAR 69 LP10400 001N CONTROL PLATE 70 LP40843 001A TORSION SPRING 71 LP40818 002A TENSION ARM ASSY 72 LP40844 001F TENSION SPRING 73 LP21045 001E TENSION ARM BASE 74 LP40821 001A TENSION BAND ASSY 75 LP30...

Page 52: ...K LEVER R 126 LP40924 001D TENSION SPRING 127 LP40972 001A EARTH SPRING 1 128 LP40857 001B EARTH SPRING 2 130 LP30981 003B CASSETTE HOLDER ASSY 134 LP21051 002C REC SAFETY LEVER 137 LP21052 002A TOP FRAME 151 LP30985 002M DOOR OPENER WR1 WJT0117 001A E CARD WIRE DRUM WR2 WJT0067 001B E CARD WIRE A C HEAD CN2001 WR3 WJS0022 001A E FL RB WIRE LOADING MOTOR Symbol No Part No Part Name Description Loc...

Page 53: ...2202 DTC144WKA X DIGI TRANSISTOR Q2202 or UN221E X TRANSTSTOR Q2202 or RT1N44HC X DIGI TRANSISTOR Q2203 2SD601A QRS X TRANSISTOR Q2203 or 2SC2412K QRS X TRANSISTOR Q2203 or 2SC3928A QRS X TRANSISTOR Q2204 2SD601A QRS X TRANSISTOR Q2204 or 2SC2412K QRS X TRANSISTOR Q2204 or 2SC3928A QRS X TRANSISTOR Q2251 UN221E X TRANSTSTOR Q2251 or DTC144WKA X DIGI TRANSISTOR Q2251 or RT1N44HC X DIGI TRANSISTOR Q...

Page 54: ...SOR PC3002 RPI 304J IC PHOTO SENSOR PC5101 PC123Y22FZ PHOTO COUPLER C1 NDC31HJ 151X C CAPACITOR 150pF 50V J C2 NDC31HJ 4R0X C CAPACITOR 4pF 50V J C3 NDC31HJ 470X C CAPACITOR 47pF 50V J C4 QEKJ1EM 106Z E CAPACITOR 10uF 25V M C5 NCB31CK 104X C CAPACITOR 0 1uF 16V K C6 NCB31CK 104X C CAPACITOR 0 1uF 16V K C7 NCB31CK 104X C CAPACITOR 0 1uF 16V K C8 QEKJ1HM 105Z E CAPACITOR 1uF 50V M C9 QEKJ1HM 225Z E ...

Page 55: ...l No Part No Part Name Description Local C2259 QEKJ1HM 334Z E CAPACITOR 0 33uF 50V M C3004 NCB31CK 473X C CAPACITOR 0 047uF 16V K C3008 NCB31EK 103X C CAPACITOR 0 01uF 25V K C3011 QETL0JM 338 E CAPACITOR 3300uF 6 3V M C3012 QEKJ0JM 476Z E CAPACITOR 47uF 6 3V M C3013 NCB31HK 103X C CAPACITOR 0 01uF 50V K C3014 QERF0JM 476Z E CAPACITOR 47uF 6 3V M C3016 NCB31CK 473X C CAPACITOR 0 047uF 16V K C3022 N...

Page 56: ...o Part Name Description Local R2203 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R2204 NRSA63J 682X MG RESISTOR 6 8kΩ 1 16W J R2205 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R2206 NRSA63J 682X MG RESISTOR 6 8kΩ 1 16W J R2207 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R2208 NRSA63J 682X MG RESISTOR 6 8kΩ 1 16W J R2209 NRSA63J 681X MG RESISTOR 680Ω 1 16W J R2210 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R2211 NRSA63J ...

Page 57: ...A63J 151X MG RESISTOR 150Ω 1 16W J R7015 NRSA63J 102X MG RESISTOR 1kΩ 1 16W J R7020 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R7021 NRSA63J 122X MG RESISTOR 1 2kΩ 1 16W J R7022 NRSA63J 182X MG RESISTOR 1 8kΩ 1 16W J R7023 NRSA63J 222X MG RESISTOR 2 2kΩ 1 16W J R7024 NRSA63J 272X MG RESISTOR 2 7kΩ 1 16W J Symbol No Part No Part Name Description Local R7025 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R7026 N...

Page 58: ... NCB21HK 102X C CAPACITOR 1000pF 50V K C1213 NCF21EZ 104X C CAPACITOR 0 1uF 25V Z C1214 NCF21CZ 105X C CAPACITOR 1uF 16V Z C1215 QEKJ0JM 476Z E CAPACITOR 47uF 6 3V M C1216 NCF21EZ 104X C CAPACITOR 0 1uF 25V Z C1217 NCF21EZ 104X C CAPACITOR 0 1uF 25V Z C1218 NCF21EZ 104X C CAPACITOR 0 1uF 25V Z C1219 NCF21CZ 105X C CAPACITOR 1uF 16V Z C1220 QEKJ0JM 476Z E CAPACITOR 47uF 6 3V M C1222 NDC21HJ 820X C ...

Page 59: ...Part No Part Name Description Local PW1 LPA10241 01B2 ADV JOG BOARD ASSY R7047 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J CN7003 QGF1209F1 04 CONNECTOR FFC FPC 1 4 S7030 QSW0456 002Z TACT SWITCH 24H EXPRESS UN7001 QSW0938 001 ROTARY ENCODER Symbol No Part No Part Name Description Local PW1 LPA10158 01A2 LOADING MOTOR BOARD ASSY HR S6970AA HR S6970AG A B MODEL MARK HR S6970AH HR S6970AJ C D MODEL MARK ...

Page 60: ...al to be provided with this product will differ according to the destination Block No M3MM SPEC OF BARCODE FINAL ASSY M1 ADHESIVE TAPE 5 9 9A 6 7 13 8 12 10 11 DOCUMENTS ASSY REMOCON FRONT SIDE CUSHION L UP L L FRAME UNIT ASSY PACKING ASSY UP R CUSHION R ACCESSORIES ASSY 2 3 4 1 2 ...

Page 61: ... QPC02202230P POLY BAG 22cm x 22cm 9 LP20878 018B REMOCON 9A LP40610 003A COVER BATTERY 10 LPT0959 001A INST BOOK ENGLISH A 10 LPT0958 002A INST BOOK CHINESE B 10 LPT0958 003A INST BOOK ARABIC B 10 LPT0985 001A INST BOOK ENGLISH C 10 LPT0985 002A INST BOOK CHINESE C 10 LPT0958 001A INST BOOK ENGLISH B D 11 QPC02503530P POLY BAG 25cm x 35cm 12 WARRANTY CARD BT 56012 1 A 13 QAM0027 002 CONVERSION PL...

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