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JVC GR-D20EK Service Manual
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JVC GR-D20EK Service Manual

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SERVICE MANUAL
2003
04
86730
GR-D20EK,GR-D20E
GR-D40EK,GR-D40E
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY).
SPECIFICATION
Camcorder
General
Power supply
: DC 11.0 V
DC 7.2 V
Power consumption
LCD monitor off, viewfinder on : Approx. 3.4 W
LCD monitor on, viewfinder off : Approx. 4.7 W
Dimensions (W x H x D)
: 69 mm x 94 mm x 143 mm
(with the LCD monitor closed and the viewfinder pushed
back in)
Weight
: Approx. 525 g
Operating temperature
: 0°C to 40°C
Operating humidity
: 35% to 80%
Storage temperature
: -20°C to 50°C
Pickup
: 1/6" CCD
Lens
: F 1.6, f = 2.7 mm to 43.2 mm, 16:1 power zoom lens
Filter diameter
: Ø37 mm
LCD monitor
: 2.5" diagonally measured, LCD panel/TFT active
matrix system
Viewfinder
: Electronic viewfinder with 0.24" black/white LCD
Speaker
: Monaural

Digital Video Camera

Format
: DV format (SD mode)
Signal format
: PAL standard
Recording/Playback format : Video: Digital component recording
: Audio: PCM digital recording,
32 kHz 4-channel (12-bit),
48 kHz 2-channel (16-bit)
Cassette
: Mini DV cassette
Tape speed
: SP : 18.8 mm/s
LP : 12.5 mm/s
Maximum recording time
: SP : 80 min.
(using 80 min. cassette)
LP : 120 min.
Specifications shown are for SP mode unless otherwise indicated. E & O.E. Design and specifications subject
to change without notice.
GR-D20EK,GR-D20EX,GR-D20EY,GR-D20EZ,GR-D21EK,GR-D40EK,GR-D40EX,GR-D40EY,GR-D40EZ M3D122,M3D124
DIGITAL VIDEO CAMERA
,GR-D20E
X
(Using AC Adapter)
(Using battery pack)
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
,GR-D20E
Y
,GR-D40E
,GR-D40E
X
Y
PAL
Connectors
S-Video
: Y : 1 V (p-p), 75 Ω, analogue
Output
: Y : 0.8 V (p-p) -1.2 V (p-p), 75 Ω, analogue
Input*
AV
: 1 V (p-p), 75 Ω, analogue
Video output
: 0.8 V (p-p) -1.2 V (p-p), 75 Ω, analogue
Video input*
Audio output
: 300 mV (rms), 1 kΩ, analogue, stereo
Audio input*
: 300 mV (rms), 50 kΩ, analogue, stereo
DV
Output
: 4-pin, IEEE 1394 compliant
Input*
: 4-pin, IEEE 1394 compliant
USB**
: 5-pin
EDIT
* GR-D50/D30 only
** GR-D50/D40 only
Power requirement
Output
: DC 11 V
,GR-D21EK,
Z
Z
C : 0.29 V (p-p), 75 Ω, analogue
C : 0.2 V (p-p) -0.4 V (p-p), 75 Ω, analogue
Ø3.5 mm, 2-pole
AC Adapter
AC 110 V to 240 V ~, 50 Hz/60 Hz
, 1 A
No.86730
2003/04

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Summary of Contents for JVC GR-D20EK

  • Page 1: Digital Video Camera

    (using 80 min. cassette) LP : 120 min. Specifications shown are for SP mode unless otherwise indicated. E & O.E. Design and specifications subject to change without notice. GR-D20EK,GR-D20EX,GR-D20EY,GR-D20EZ,GR-D21EK,GR-D40EK,GR-D40EX,GR-D40EY,GR-D40EZ M3D122,M3D124 No.86730 COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD. 2003/04...
  • Page 2 1.Torque driver 2.2.2 Disassembly method Be sure to use to fastening the mechanism and exterior parts STEP Fig. because those parts must strictly be controlled for tightening PART POINT NOTE torque. Fig.C1 S1,2(L1) TOP COVER ASSEMBLY 2.Bit UPPER ASSEMBLY Fig.C2-1 S2a,2(S2b),3(S2c) This bit is slightly longer than those set in conventional torque (Inc.
  • Page 3 (S1) CN8a NOTE 8b (S8) NOTE 8a (S8) Fig.C1 Fig.C2-2 BOTTOM SIDE (S2a) (S2b) (S2b) (S2c) (S2c) REAR SIDE (S2d) (S2d) ([8]-[12]) (S2e) TOP SIDE CN2b CN2a (S2c) (S2c) Fig.C2-1 (No.86730)1-7...
  • Page 4 L.CASE SIDE COVER (JACK) NOTE 10a (S10b) (S10a) (S3) (S10b) (S10a) [10] NOTE 10b ([4]) (S9) (S3) (S4) CN10a (S9) OP BLOCK ASSEMBLY NOTE 3 0.147N m(1.5kgf Fig.C2-3 Fig.C3 (S11a) (S11b) (S11a) BKT(HINGE) (S11b) NOTE11c [11] KNOB(SLIDE) [12] NOTE11b (S11c) (S11c) 26(S11c) (S11c)
  • Page 5 (S5a) (S7b) (S5b) (S5b) (S5b) (S7a) CN7b CN7a (S7b) (S6) (S7b) Fig.C4 (No.86730)1-9...
  • Page 6 2.3 ASSEMBLY AND DISASSEMBLY OF CAMERA SECTION AND BOARD ASSEMBLY 2.3.1 Disassembly flow chart This flowchart indicates the disassembly step for the cabinet parts and board assembly in order to gain access to item(s) to be serviced. When reassembling, perform the step(s) in reverse or- der.
  • Page 7 PREMDA BOARD ASSEMBLY CN3d CN3c CN3e CN3b CN3a CN3f BKT(MECHA) (S4) (S4) (S3b) SHIELD COVER (PR) (S4) (S3a) (S3b) 0.069N m (0.7kgf (S3a) 0.078N m (0.8kgf Fig.D3 (No.86730)1-11...
  • Page 8 2.4 ASSEMBLY AND DISASSEMBLY OF [8]VF ASSEMBLY 2.4.1 Disassembly of VF ASSEMBLY (1) Remove the EYE CUP. (S8a) COVER(VF) (2) Remove the four screws (1 to 4) and then remove the COV- (S8a) ER (VF). (3) Remove the two screws (5 and 6) and then remove the (S8a) FPC BOARD from the hook attaching the FPC BOARD.
  • Page 9 2.5 ASSEMBLY AND DISASSEMBLY OF [10]MONITOR ASSEMBLY (CABINET PARTS) 2.5.1 Disassembly of MONITOR ASSEMBLY (2.5 INCH) NOTE: Be careful in removing or handling the monitor assembly, es- MONITOR COVER pecially not to soil or scratch the monitor screen during the dis- ASSEMBLY assembly procedure.
  • Page 10 2.6 ASSEMBLY AND DISASSEMBLY OF [2]OP BLOCK ASSEMBLY / CCD BOARD ASSEMBLY (CAMERA SECTION AND BOARD ASSEMBLY) 2.6.1 Precautions 2.6.3 Assembly of CCD BASE ASSEMBLY and CCD (1) Take care in handling the CCD IMAGE SENSOR, OP LPF BOARD ASSEMBLY and lens components when performing maintenance etc., (1) Set the OP LPF to the OP BLOCK ASSEMBLY so that the especially with regard to surface contamination, attached...
  • Page 11 2.7 SERVICE NOTE Use the following chart to manage screws (No.86730)1-15...
  • Page 12 2.8 TAKE OUT CASSETTE TAPE NOTE : (4) Apply DC 3V to the electrode on the top surface of the The following procedure describes a simplified method of LOADING MOTOR ASSEMBLY to set the MECHANISM ejecting the cassette tape in case it is not possible to eject it, ASSEMBLY to the EJECT mode.
  • Page 13 2.9 EMERGENCY DISPLAY Example (in case of the error number E01): Whenever some abnormal signal is input to the syscon CPU, an error number (E01, as an example) is displayed on the LCD mon- itor or (in the electronic view finder). UNIT IN REMOVE AND In every error status, such the message as shown below alter...
  • Page 14 INF adjustment lens personal computer is setup and it adjusts using a service YTU94087 YTU92001B support system. Please contact to JVC Service for detail in- formation. • OP BLOCK ASSEMBLY • EEP ROM (IC1005 of MAIN board) • MONITOR / VF ASSEMBLY...
  • Page 15 1. Alignment tape 13.Service support system To be used for check and adjustment of interchangeability of To be used for adjustment with a personal computer. Software the mechanism. can be downloaded also from JS-net. 2. Guide driver (Hexagonal) 14.Cleaning cloth To be used to turn the guide roller to adjustment of the linarity Recommended the Cleaning cloth to wipe down the video of playback envelope.
  • Page 16 3.3 JIG CONNECTOR CABLE Nine wires have been soldered to the JIG CONNECTOR CABLE (YTU93106B). Solder another nine wires to the JIG CONNECTOR CABLE (YTU93106B) to use in this set. See the JIG CONNECTOR SCHEMATIC DIAGRAM and JIG CONNECTOR BOARD to solder the nine wires. 3.3.1 JIG CONNECTOR SCHEMATIC DIAGRAM BEFORE AFTER...
  • Page 17 3.4 MECHANISM COMPATIBILITY ADJUSTMENT 3.4.1 Tape pattern check (1) Connect the JIG CONNECTOR CABLE to the set. As for the connection procedure, JIG CONNECTOR ENV_OUT BOARD and see 3.5 ELECTRICAL ADJUSTMENT. (2) Remove the COVER(ADJUST) (3) Play back the compatibility adjustment tape. (4) While triggering the HID1, observe the waveform of ENV_OUT.
  • Page 18 3.5 ELECTRICAL ADJUSTMENT 3.5.1 Electrical adjustment with personal computer • Electrical adjustmentis performed by using PERSONAL COMPUTER. As for the connection of cables, see Fig. 3-5-1. Read README.TXT file to use the software for SERVICE SUPPORT SYSTEM properly. • Remove the COVER (JIG) to perform adjustment. COMMUNICATION CABLE JIG CONNECTOR TO JLIP_RX...
  • Page 19 BOARD INTERCONNECTIONS NOTE) :The number of patch cords YTU94074-20 are indicated by inter connected. YTU94077-20 CN107 (Page 2-29) (Page 2-28) CN501 CN405 CN406 YTU94074-22 CN404 CN403 CN402 CN407 YTU94077-22 CN102 (Page 2-33) P/R_GND ENV_OUT J502 ATFI REG_4.8V LOAD_FWD REG_3.1V PREMDA IF LOAD_REV REG_2.5V (Page 2-30)
  • Page 20 MAIN IF SCHEMATIC DIAGRAM TO OP BLOCK TO CCD CN5001 TO ZOOM UNIT CN108 CN107 CN109 QGF0503C1-24V QGF0503C1-20X QGF0503F1-16X TO REAR UNIT AL_3VSYS CN104 QGA1002C1-11X TO JACK CN501 ADP_DC Q2001 CN102 DIAL_MANU P-SW_MANU ADP_DC QGF0505F1-22X UMX1N-W BATT_+ TALLY R2013 BATT_+ ADP_H IR_AMP T_BATT...
  • Page 21 CPU SCHEMATIC DIAGRAM 0 1 MAIN(CPU) LIT_3V IC1002 MB90097PFVXXX IC1003 IC1006 IC1005 OSD_CLK TO JIG CONN SN74AHC1G00K-X AL_3VSYS µ SCLK OSD_HD L1001 RS5C314-X X25330S8I-2.5-X OSD_CS AL_3.1V OSD_VD L1002 µ RTC_CS EEP_CS OSD_OUT REG_3.1V X1002 DATA C1042 RTC_CLK NAX0564-001X EEP_IN R1043 TG_RST C1064 C1041...
  • Page 22 AUDIO SCHEMATIC DIAGRAM 0 1 MAIN(AUDIO) Q2401 2SC4617/QR/-X REG_4.8V L2401 NQL402M-100X R2401 Q2402 4.7k Q2403 2SC4617/QR/-X R2404 C2401 C2402 /6.3 R2402 /6.3 R2406 L2402 4.7k 0Ω NQL402M-100X REG_3.1V R2405 C2403 R2403 C2404 /6.3 /6.3 R2202 560k S_SHUT TO CAM_DSP BUZZER TO CPU C2201 C2202...
  • Page 23 DV_MAIN SCHEMATIC DIAGRAM MAIN ( DV_MAIN ) TO DSC TL3007 R3021 TL3008 TCMK TL3009 TRST TDBI R3022 OPEN TO CAM_DSP TL3011 CPUBUSTYPE CPUDSLOGIC C3047 MON0 CPUWAITLOGIC TO CPU MON1 CPUWAIT VDDE XINT XINT VDDI XCPUCS DV_CS MON2 XCPURW TO REG L3002 MON3 XCPUDSTB1...
  • Page 24 VIDEO I/O SCHEMATIC DIAGRAM OUT_C0 OUT_C1 OUT_C2 MAIN ( VIDEO I/O ) OUT_C3 TO CAM_DSP OUT_Y0 OUT_Y1 C3860 OUT_Y2 OUT_Y3 OUT_HS OUT_VS HDCVF HDCVF SCANEN C3859 0.01 VDCVF VDCVF AVDD CSYNC AVSS C3858 OSD_VD VDOUT VREF1 SCANMODE YSOUT C3857 VDD( C) COMP1 C3851 0.01...
  • Page 25 CAMERA DSP SCHEMATIC DIAGRAM 0 1 MAIN(CAMERA DSP) TO DSC DSYO7 DSYO7 DSYO6 DSYO6 DSYO5 DSYO5 DSYO4 DSYO4 TO TG DSYO3 DSYO3 R4345 DSYO2 0Ω DSYO2 CLK18 DSYO1 R4338 R4337 R4336 R4335 DSYO1 CLK27 0Ω 0Ω 0Ω 0Ω DSYO0 R4310 DSYO0 CLK54 0Ω...
  • Page 26 POWER SYSTEM BLOCK DIAGRAM MAIN REAR UNIT CN104 BATT_ BATT_ BATT. TERM OP BLOCK REG_3.1V CAMERA DSP CN107 CN5001 Q6701 REG_3.1V CCD_15V Q5001 REG_1.8V CCD_15V BATT IC4302 REG_15V POWER CTL IC4301 ADP_DC IN ADP_H REG-CCD IC5501 F6701 F6001 L6002 Q6401 IC5001 ADP_DC CCD_7V...
  • Page 27 VIDEO BLOCK DIAGRAM (1/2) IC4301 (CAMERA DSP) MAIN DYI0 IC5001 IC4201(CDS/AGC/AD) Q5001 DYI3 CN5001 CN107 (CCD) ADIN0~ADIN9 ADIN9 Vout CDSIN KIZU DCI0 BLOCK ADIN0 PROCESS DCI3 Q5002 DCO0 CLK18 CLK18 DCO3 OBCLP OBCP DYO0 XAVD VDTG XAHD DYO3 HDTG CLK27 CLK27 CLK27AO EEP_OUT...
  • Page 28 VIDEO BLOCK DIAGRAM (2/2) IC3001(DVMAIN) PREMDA MAIN IC3501 CN110 CN401 HID3 HID3 HID3 YSO0 VIDEO I/F COMPRESS OUTER ECC INNER ECC PB_H YSO3 RECH RECH (VBID DET (DCT,VLC (ENC/DET) (SUB/AUX) (ENC/DEC) FSPLLCTL REC_H PWMAUDIO RAM) VLD WORK RECCTL RECCTL BRSO0 RAM) HID1 HID1...
  • Page 29 Q4802 -9.4 Q6201 Q7603 Q1006 Q4803 11.1 11.1 -9.8 IC502 -0.2 -9.4 Q7604 -0.2 Q4804 Q6301 -9.8 Q501 -14.1 Q1007 11.1 11.1 -10.5 Q7608 Q4805 Q7609 Q7610 Q1008 Q6302 Q7611 -0.6 -0.6 E. & O.E. No.86730 (WPC)-M3D122,M3D124 GR-D20EK,GR-D20EX,GR-D20EY,GR-D20EZ,GR-D21EK,GR-D40EK,GR-D40EX,GR-D40EY,GR-D40EZ 2-57 2-58...
  • Page 30 1.2 FINAL ASSEMBLY <M2> <LOWER ASSEMBLY> 165L 165L 165E 165D 155A 165F f 165J 165J 165K 165B 155B 165G 155B 156A 165C 165H 165A 165H JACK BOARD 156A ASSEMBLY<06> 156B OP BLOCK SECTION 251C 251D CCD BOARD 251C 251C ASSEMBLY<04> 251C 251C 251D...
  • Page 31 L.CASE SIDE TOP SIDE 120A REAR SIDE BOTTOM SIDE 116 118 <UPPER ASSEMBLY> MONITOR ASSEMBLY<M5> 101E 101A 101A ELECTRONIC VIEW 101F FINDER ASSEMBLY <M4> MONI-BW BOARD ASSEMBLY<02> (No.86730)3-3...
  • Page 32 1.3 MECHANISM ASSEMBLY <M3> 900A 936B 936B 936A Classification Part No. Symbol in drawing NOTE1: The section marked in AA and BB, CC Grease KYODO-SH-JB indicate lubrication and greasing areas. YTU94027 NOTE2: Mark is not contained in 900A. Grease (HANARL) RX-410R 3-4(No.86730)
  • Page 33 1.4 ELECTRONIC VIEWFINDER ASSEMBLY <M4> B/W-VF BOARD ASSEMBLY<07> 318C 318B 318A (No.86730)3-5...
  • Page 34 1.5 MONITOR ASSEMBLY (2.5 INCH) <M5> BL-2.5 BOARD ASSEMBLY<03> 501A 501C 501E 501B 501D 501D 515C 515B 515C 515A 3-6(No.86730)

  • Page 35: Parts List

    MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ 2. PARTS LIST  Symbol No. PACKING AND ACCESSORY ASSEMBLY <M1> Part No. Part Name Description Local  Symbol No. Part No. Part Name Description...
  • Page 36 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local 191A LY42796-003A BUSH (x3) 936A QAR0138-001 LOADING MOTOR...
  • Page 37 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ MAIN BOARD ASSEMBLY <01> MONITOR ASSEMBLY (2.5 INCH) <M5>  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name...
  • Page 38 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local Q3701 or XP4401-W TRANSISTOR C1036 NCFA1AZ-104W C CAPACITOR 0.1uF 10V Z...
  • Page 39 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C3024 NCBA1HK-102W C CAPACITOR 1000pF 50V K...
  • Page 40 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C6045 NCB21CK-105X C CAPACITOR 1uF 16V K...
  • Page 41 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R2110 NRSA6AJ-0R0W MG RESISTOR 0Ω 1/16W J...
  • Page 42 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R4812 NRSA6AJ-153W MG RESISTOR 15kΩ 1/16W J...
  • Page 43 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No. MONI-BW BOARD ASSEMBLY <02> Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local RA3003 NRZ0034-100W NET RESISTOR 10Ω...
  • Page 44 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C7647 NCB31EK-103X C CAPACITOR 0.01uF 25V K...
  • Page 45 MODEL MARK MODEL MARK MODEL MARK GR-D20EK GR-D20EZ GR-D40EX GR-D20EX GR-D21EK GR-D40EY GR-D20EY GR-D40EK GR-D40EZ  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local D1603 DAP222-X DIODE ARRAY R1635 NRSA63J-332X MG RESISTOR 3.3kΩ...
  • Page 46 3.3kΩ 1/16W J R7002 NRSA63J-561X MG RESISTOR 560Ω 1/16W J R7003 NRSA63J-470X MG RESISTOR 47Ω 1/16W J R7004 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J CN7001 QGF0532F1-18X CONNECTOR FFC/FPC (1-18) CN7002 QGF0507F3-20X CONNECTOR FFC/FPC (1-20) (WPC)-200304 3-18(No.86730) E.& O.E. No.86730 (WPC)-M3D122,M3D124 GR-D20EK,GR-D20EX,GR-D20EY,GR-D20EZ,GR-D21EK,GR-D40EK,GR-D40EX,GR-D40EY,GR-D40EZ...

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