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JVC HR-V610EX Service Manual

Video cassette recorder
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SERVICE MANUAL
VIDEO CASSETTE RECORDER
5
YD010
2004
HR-V610EX, HR-V610EY, HR-V610EZ,
HR-V611EX, HR-V611EY, HR-V611EZ,
HR-V612EX, HR-V612EY, HR-V612EZ,
HR-V615EK, HR-V616EK, HR-V617EK,
HR-V610EX, HR-V610EY, HR-V610EZ, HR-V611EX, HR-V611EY,
HR-V611EZ, HR-V612EX, HR-V612EY, HR-V612EZ, HR-V615EK,
HR-V616EK, HR-V617EK, HR-V715EK [V17D1,V17D1+]
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY).
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
HR-V715EK
SAT
SAT
VCR
VCR
REVIEW
REVIEW

TABLE OF CONTENTS

COPYRIGHT © 2004 Victor Company of Japan, Limited
PAL
(EK models)
(EX, EY, EZ models)
No.YD010
2004/5

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Summary of Contents for JVC HR-V610EX

  • Page 1: Table Of Contents

    HR-V615EK, HR-V616EK, HR-V617EK, HR-V715EK REVIEW REVIEW (EK models) HR-V610EX, HR-V610EY, HR-V610EZ, HR-V611EX, HR-V611EY, HR-V611EZ, HR-V612EX, HR-V612EY, HR-V612EZ, HR-V615EK, HR-V616EK, HR-V617EK, HR-V715EK [V17D1,V17D1+] (EX, EY, EZ models) For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY).
  • Page 2 SPECIFICATION HR-V610EX, HR-V610EY, HR-V610EZ, HR-V615EK, HR-V616EK, HR-V611EX, HR-V611EY, HR-V611EZ, HR-V715EK HR-V617EK HR-V612EX, HR-V612EY, HR-V612EZ GENERAL Power requirement AC 220 V -240 V, 50 Hz/60 Hz Power consumption Power on 14 W Power off 3.2 W Temperature Operating 5°C to 40°C Storage -20°C to 60°C...
  • Page 3: Precaution

    SECTION 1 PRECAUTION SAFTY PRECAUTIONS Prior to shipment from the factory, JVC products are strictly in- Consequently, when servicing these products, replace the spected to conform with the recognized product safety and elec- cathode ray tubes and other parts with only the specified trical codes of the countries in which they are to be parts.
  • Page 4 1.1.2 Safety Check after Servicing Examine the area surrounding the repaired location for damage (4) Leakage current test or deterioration. Observe that screws, parts and wires have been Confirm specified or lower leakage current between earth returned to original positions, Afterwards, perform the following ground/power cord plug prongs and externally exposed ac- tests and confirm the specified values in order to verify compli- cessible parts (RF terminals, antenna terminals, video and...
  • Page 5: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS DIFFERENT TABLE OF FEATURE The following table indicates main different points between models HR-V610EX, HR-V610EY, HR-V610EZ, HR-V611EX, HR-V611EY, HR-V611EZ ,HR-V612EX, HR-V612EY, HR-V612EZ, HR-V615EK, HR-V616EK, HR-V617EK, and HR-V715EK. HR-V610EX, HR- HR-V611EX, HR- HR-V612EX, HR- HR-V615EK V610EY, HR-V610EZ...
  • Page 6 Service position Jig RCU mode This unit has been designed so that the Mechanism and Main This unit uses the following two modes for receiving remote con- board assemblies can be removed together from the chassis as- trol codes. sembly. Before diagnosing or servicing the circuit boards, take (1) User RCU mode:Ordinary mode for use by the user.
  • Page 7 Maintenance and inspection 2.5.1 Cleaning 2.5.3 Suggested servicing schedule for main components Regular cleaning of the transport system parts is desirable but The following table indicates the suggested period for such ser- practically impossible. So make it a rule to carry out cleaning of vice measures as cleaning, lubrication and replacement.
  • Page 8: Disassembly

    SECTION 3 DISASSEMBLY 3.1 Removing the major parts 3.1.1 How to read the procedure table This table shows the steps for disassembly of the externally fur- nished parts and board assemblies. Reverse these steps when Door re-assembling them. opener Step/ Fig.
  • Page 9 [3]Drum assembly (S3a) <Note 3d> [3]Machanism assembly <Note 3c> (S1b) (S1a) [1]Top cover (S3a) (S3e) <Note 3d> (S1a) (S3c) NOTE) CONFIRM THE DOOR OPENER IS DOWN.ATTACH THE <Note 3d> F.PANEL AFTER THE CASSETE DOOR IS LIFTED UP. (S3d) <Note 3d> SAT CTL board assembly (S4a) [4]Main board assembly...
  • Page 10: Adjustment

    SECTION 4 ADJUSTMENT Before adjustment 4.1.1 Precaution 4.1.4 Color (colour) bar signal,Color (colour) bar pattern • The adjustments of this unit include the mechanism com- Colour bar signal [PAL] Colour bar pattern [PAL] patibility and electrical adjustments. During the perfor- White(100%) (75%) mance of this work, be sure to observe the precautions for...
  • Page 11 4.2 Mechanism compatibility adjustment Notes: 4.2.2 FM waveform linearity • Although compatibility adjustment is very important, it Signal (A1) • Alignment tape(SP, stairstep, PAL) [MHPE] is not necessary to perform this as part of the normal (A2) • Alignment tape(LP, stairstep, PAL) [MHPE-L] servicing work.
  • Page 12 4.2.4 A/C head phase (X-value) Proper waveform variation Signal (A1) • Alignment tape(SP, stairstep, PAL) [MHPE] (A2) • Alignment tape(LP, stairstep, PAL) [MHPE-L] Mode • PB Equipment • Oscilloscope Measuring point (D) • TP106 (PB. FM) External trigger (E) • TP111 (D. FF) Improper waveform variation Down Adjustment part (F)
  • Page 13 4.3 Electrical adjustment Note: 4.3.1.2 Slow tracking preset The following adjustment procedures are not only neces- Signal (A1) • Ext. input sary after replacement of consumable mechanical parts (A2) • Color (colour) bar signal [PAL] or board assemblies, but are also provided as references Mode (B1) •...
  • Page 14: Troubleshooting

    SECTION 5 TROUBLESHOOTING Manually removing the cassette tape (3) Unload the pole base assembly by manually turning the gear of the loading motor until the pole base assembly is If you cannot remove the cassette tape which is loaded because hidden behind the cassette lid.
  • Page 15 5.2 Emergency display function 0 : 00 : 00 Normal display (Counter or clock) This unit saves details of the last two emergencies as the EMG history and allows the status of the VCR and the mechanism of EMG content display (E:Latest:Previous) See 5.2.4 E: * * : * * each emergency to be shown both on the display and as OSD in-...
  • Page 16 EE : Loading motor control status FF : Sensor information (See sensor information details.) GG : Capstan motor speed HH : Key code (JVC code) : Supply reel winding diameter data, higher 8 bits. JJ : Supply reel winding diameter data, lower 8 bits.
  • Page 17 5.2.4 EMG content description Note: EMG contents "E08/E09" are for the model with Dynamic Drum (DD). CONTENT CAUSE If the mechanism mode does not change to the next mode within 4 sec- E01: Loading EMG 1. The mechanism is locked in the middle of the mode transition during a tape loading operation. onds after the loading motor starts rotating in the loading direction, while 2.
  • Page 18 5.2.5 EMG detail information < 1 > *2 : Mechanism operation mode The status (electrical operation mode) of the VCR and the status [Table of MN*] (mechanism operation mode/sensor information) of the mecha- Display Mechanism operation mode nism in the latest EMG can be confirmed based on the figure in Command standby (No command to be executed) EMG detail information <...
  • Page 19 3- : Mechanism sensor information *5 : Cassette tape type < 1 > [Common table of MN* and HD*] Display Cassette tape type <1> Cassette type not identified Mechanism sensor information Large reel/small reel (T-0 to T-15/T-130 to T-210) not classified Display Mechansim Small reel, thick tape (T-120) identified/thin tape (T-140) identified...
  • Page 20 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.YD010) Printed in Japan...
  • Page 21 HR-V715EK CD-ROM No.SML200405 REVIEW REVIEW (EK models) HR-V610EX, HR-V610EY, HR-V610EZ, HR-V611EX, HR-V611EY, HR-V611EZ, HR-V612EX, HR-V612EY, HR-V612EZ, HR-V615EK, HR-V616EK, HR-V617EK, HR-V715EK [V17D1,V17D1+] (EX, EY, EZ models) For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700(MECHANISM ASSEMBLY). No.YD010SCH COPYRIGHT ©...
  • Page 23 CIRCUIT BOARD NOTES CHARTS AND DIAGRAMS 1. Foil and Component sides 1) Foil side (B side) : NOTES OF SCHEMATIC DIAGRAM 4. Voltage measurement Parts on the foil side seen from foil face (pattern face) 1) Regulator (DC/DC CONV) circuits are indicated.
  • Page 24 BOARD INTERCONNECTIONS OPEN VIDEO/N.AUDIO Page VPS/PDC SLICER Page SYSCON Page Page 2-11 SW.REG Page 2-13 TUNER Page 2-15 FRONT Page 2-17 TERMINAL Page 2-19 Page 2-17 OPEN Page 2-17 p10488001a_rev1...
  • Page 25 MAIN ( VIDEO/N.AUDIO ) SCHEMATIC DIAGRAM TO TERMINAL A.IN2[R] TO SYSCON A.IN2[L] A.IN1[R] MESECAM_DET A.IN1[L] LP/EP_SHORT[H] F.AUDIO[R] SP_SHORT[H] F.AUDIO[L] VIDEO_ENV LINE_OUT[L] D.FF LINE_OUT[R] TP111 A.MUTE[H] D.FF I2C_DATA 150p TO FMA I2C_CLK LINE_OUT[R] B2001 LINE_OUT[L] 2Fsc NA_PB 2.2k 2SA1576A/QR/ 1.2k NA_REC OPEN RF_AUDIO SHORT...
  • Page 26 MAIN ( VPS/PDC SLICER ) SCHEMATIC DIAGRAM C256 C255 0.01 /6.3 L251 L252 TO SW.REG SW5V 10 µ 10 µ C259 C258 C257 R259 R258 C254 R257 R256 1 µ 1 µ 0.22 OPEN 5.6k /6.3 IC251 LC74793 LC74793JM TO VIDEO/N.AUDIO V_TO_VPS/PDC 2Fsc C251...
  • Page 27 MAIN ( SYSCON ) SCHEMATIC DIAGRAM HR-V610E HR-V615EK HR-V610E HR-V615EK HR-V611E HR-V616EK HR-V715EK HR-V611E HR-V616EK HR-V715EK HR-V612E HR-V617EK HR-V612E HR-V617EK TO VIDEO/N.AUDIO D4001 OPEN R4016 OPEN C.SYNC N.REC_ST[H] N.REC[H] V.PULSE TO VIDEO/N.AUDIO CTL[+] A.MUTE[H] CTL[-] D.FF SECAM[H] 2Fsc CTL4 R3237 S_DET SECAM_DET OPEN...
  • Page 28 MAIN ( FMA ) SCHEMATIC DIAGRAM L2202 C2222 SHORT 0.01 TO SW.REG SW5V SW12V C2233 C2232 OPEN OPEN R2254 R2256 2.2K C2227 Q2254 Q2253 Q2252 Q2251 DTC114EUA DTC144WUA DTC144WUA DTC144WUA C2209 VR2251 Q2201 DTA144WUA R2220 TP2253 A.PB.FM Q2202 C2208 0.015 DTC144WUA TO SYSCON R2253...
  • Page 29 MAIN ( SW.REG ) SCHEMATIC DIAGRAM TO TUNER T5001 R5302 R5303 QQS0186-001 1.2k QQS0187-001 B5002 LF5002 CN5001 SHORT QQR0978-001 D5001 C5001 QQR0608-001 S1WB/A/60-4102 F5001 0.047 QQR0609-001 S1WB/A/60-X T2AL /250 /250 QQR0610-001 S1WB( A) 60F4072X R5101 D5210 220k R5104 C5101 AU01Z 0.0047 1SR153-400 1F4G...
  • Page 30 MAN ( TUNER ) SCHEMATIC DIAGRAM TU6001 NC( GND) BB( AL5V) TO SW.REG L6002 RF5V SW5V CONV_CTL SW12V L6501 µ NC( GND) C6502 C6501 0.01 ( BT) R6715 R6713 TO FMA DEMOD[L] DEMOD[R] C6718 K6706 C6715 OPEN C6716 B6511 0.0022 C6717 C6714 0.0022...
  • Page 31 MAIN ( FRONT ), ADV.JOG AND LED SCHEMATIC DIAGRAMS TO SYSCON D7005 AL5V TO MAIN DI7001 DI7001 SLR-342MG-T16 (FRONT) DIG1 CN7005 Q7001 DIG2 Q7002 D7004 CN7004 SLR-342MG-T16 Q7003 DIG3 Q7004 LED1 DIG4 LED2 Q7005 DIG5 AL5V DIG6 Q7006 DIG7 CTL5 Q7007 Da/D6 NC/D7...
  • Page 32 MAIN ( TERMINAL ) SCHEMATIC DIAGRAM R7103 Q7101 2SB1218A/QR/ R7101 2SA1576A/QR/ 2PA1576/R/ R7105 R7114 R7109 C7170 R7113 820p R7107 C7183 R7116 680p C7171 L7101 µ C7182 820p R7128 680p L7102 µ NQL402M-4R7X J7103 J7103 J7103 J7103 R7102 J7102 J7101 R7121 L7113 R7122 C7101...
  • Page 33 MAIN CIRCUIT BOARD DANGEROUS VOLTAGE <03> MAIN R7116 R7151 C7183 R7152 B7112 TU6001 R7109 R7105 C7102 R7114 R586 IC7101 R7125 L7101 R7119 J7101 L7102 R7117 R7153 J7103 LPB10189-001D C7125 R7107 R588 C7124 R7183 R7184 B7101 L7114 FC5001 FC5002 J7102 F5001 R7113 C589 C599...
  • Page 34 COMPONENT PARTS LOCATION GUIDE <MAIN> LPB10189-001D VOLTAGE CHARTS REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION <MAIN> CAPACITOR C525 C3054 B C 14C C7129 B C 10P A D 12K Q6030 B C 21K R2009...
  • Page 35 FDP GRID ASSIGNMENT AND ANODE CONNECTION CPU PIN FUNCTION GRID ASSIGNMENT <SYSCON IC3001> PIN NO. LABEL IN/OUT FUNCTION PIN NO. LABEL IN/OUT FUNCTION SVss CTLREF CTL REFERENCE VOLTAGE DIG5 LED DRIVE CTL(+) CTL(+) SIGNAL 12C_CLK2 SERIAL DATA TRANSFER CLOCK FOR MEMORY IC CTL(-) IN/OUT CTL(-) SIGNAL 12C_DATA2...
  • Page 36 VIDEO/N.AUDIO BLOCK DIAGRAM TP111 TP106 D.FF IC1-86 IC1-21 IC1-26 IC1-29 PB.FM MAIN (VIDEO/N. AUDIO, TERMINAL) REC/PB 4.0Vp-p REC 1.2Vp-p REC 1.0Vp-p REC 0.4Vp-p PB 2.0Vp-p PB 0.4Vp-p 1V/10msec/DIV 0.2V/20µsec/DIV 0.2V/20µsec/DIV 0.2V/20µsec/DIV 0.5V/20µsec/DIV 0.2V/20µsec/DIV SYSCON I2C_DATA_AV I2C_CLK_AV VPS/PDC 2Fsc SLICER ( VIDEO & AUDIO TP106 SIGNAL PROCESSOR ) PB.
  • Page 37 PB 0.4Vp-p 10mV/0.5ms/DIV 0.1V/0.5ms/DIV 0.1V/0.5ms/DIV AUDIO HEAD EXT2_IN(L) FMA CH1 AUDIO IN ( L ) FMA CH2 ONLY USED FOR RFC_OUT HR-V610EX, HR-V610EY, HR-V610EZ, TU6001 TP2253 ANT IN AUDIO IN 27 HR-V611EX, HR-V611EY, HR-V611EZ, A.PB.FM DACM_L TV_IN(L) HR-V612EX, HR-V612EY, HR-V612EZ Q6701...
  • Page 38 DRUM MOTOR IC3001 ( SYSTEM CONTROL MICRO PROCESSOR ) OSC2(OUT) X3002 MAIN SYSTEM CLOCK (10MHz) ONLY USED FOR OSC1(IN) HR-V610EX, HR-V610EY, HR-V610EZ HR-V611EX, HR-V611EY, HR-V611EZ X3001 HR-V612EX, HR-V612EY, HR-V612EZ C3025 TIMER CLOCK TIMER CLOCK ( 32kHz ) CN3001 CAP.M FG CAP.M F/R...
  • Page 40 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY VIDEO DISPLAY CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.YD010) Printed in Japan...
  • Page 41: Parts List

    Parts identified by the  symbol are critical for safety. Replace only with specified part numbers. 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. 1. EXPLODED VIEW 1.1 PACKING AND ACCESSORY ASSEMBLY <M1>...
  • Page 42 1.2 FINAL ASSEMBLY <M2> SAT CTL BOARD ASSY<94> MAIN BOARD ASSY<03> 501A 501B 501C NOTE 1. Insert direction of FFC WIRE as follows. NOTE) WHEN YOU FIX ANY PWB WITH THE SCREW. BOTTOM SIDE right side back side PUT IT ON THE JIGS. supporting side electrode side 2.
  • Page 43 1.3 MECHANISM ASSEMBLY <M4> Not used A/C HEAD BOARD ASSY <12> LOADING MOTOR BOARD ASSY <55> PMD0049A-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.YD010)3-3...
  • Page 44 MODEL MARK MODEL MARK MODEL MARK MODEL MARK MODEL MARK HR-V610EX HR-V611EX HR-V612EX HR-V615EK HR-V715EK HR-V610EY HR-V611EY HR-V612EY HR-V616EK HR-V610EZ HR-V611EZ HR-V612EZ HR-V617EK 2. PARTS LIST PACKING AND ACCESSORY ASSEMBLY <M1> MECHANISM ASSEMBLY <M4>  Symbol No. Part No. Part Name...
  • Page 45 MODEL MARK MODEL MARK MODEL MARK MODEL MARK MODEL MARK HR-V610EX HR-V611EX HR-V612EX HR-V615EK HR-V715EK HR-V610EY HR-V611EY HR-V612EY HR-V616EK HR-V610EZ HR-V611EZ HR-V612EZ HR-V617EK  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description...
  • Page 46 MODEL MARK MODEL MARK MODEL MARK MODEL MARK MODEL MARK HR-V610EX HR-V611EX HR-V612EX HR-V615EK HR-V715EK HR-V610EY HR-V611EY HR-V612EY HR-V616EK HR-V610EZ HR-V611EZ HR-V612EZ HR-V617EK  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description...
  • Page 47 MODEL MARK MODEL MARK MODEL MARK MODEL MARK MODEL MARK HR-V610EX HR-V611EX HR-V612EX HR-V615EK HR-V715EK HR-V610EY HR-V611EY HR-V612EY HR-V616EK HR-V610EZ HR-V611EZ HR-V612EZ HR-V617EK  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description...
  • Page 48 MODEL MARK MODEL MARK MODEL MARK MODEL MARK MODEL MARK HR-V610EX HR-V611EX HR-V612EX HR-V615EK HR-V715EK HR-V610EY HR-V611EY HR-V612EY HR-V616EK HR-V610EZ HR-V611EZ HR-V612EZ HR-V617EK  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description...
  • Page 49 MODEL MARK MODEL MARK MODEL MARK MODEL MARK MODEL MARK HR-V610EX HR-V611EX HR-V612EX HR-V615EK HR-V715EK HR-V610EY HR-V611EY HR-V612EY HR-V616EK HR-V610EZ HR-V611EZ HR-V612EZ HR-V617EK  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description...
  • Page 50 MODEL MARK MODEL MARK MODEL MARK MODEL MARK MODEL MARK HR-V610EX HR-V611EX HR-V612EX HR-V615EK HR-V715EK HR-V610EY HR-V611EY HR-V612EY HR-V616EK HR-V610EZ HR-V611EZ HR-V612EZ HR-V617EK  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local ...