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SERVICE MANUAL
No. 86701
May 2002
This service manual is printed on 100% recycled paper.
COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
DIGITAL VIDEO CAMERA
Regarding service information other than these sections, refer to the GR-DVL145EG-X service manual (No. 86693).
Also, be sure to note important safety precautions provided in the service manual.
GR-DVL120A
SPECIFICATIONS (The specifications shown pertain specifically to the model GR-DVL120)
Camcorder
General
Power supply
: DC 11.0 V
(Using AC Adapter)
DC 7.2 V
(Using battery pack)
Power consumption
LCD monitor off, viewfinder on
: Approx. 4.3 W
LCD monitor on, viewfinder off
: Approx. 5.3 W
Dimensions (W x H x D)
: 83 mm x 94 mm x 223 mm
(with the LCD monitor closed and the viewfinder
pushed down)
Weight
: Approx. 630 g
Operating temperature
: 0°C to 40°C
Operating humidity
: 35% to 80%
Storage temperature
: ­20°C to 50°C
Pickup
: 1/4" CCD
Lens
: F 1.6, f = 3.9 mm to 62.4 mm, 16:1 power zoom lens
Filter diameter
: ø40.5 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.
Connectors
S-Video
Output
: Y: 1 V (p-p), 75
, analogue
C: 0.29 V (p-p), 75
, analogue
AV
Video output
: 1 V (p-p), 75
, analogue
Audio output
: 300 mV (rms), 1 k
, analogue, stereo
DV
Output
: 4-pin, IEEE 1394 compliant
Input
: 4-pin, IEEE 1394 compliant
AC Adapter
Power requirement
: AC 110 V to 240 V`, 50 Hz/60 Hz
Output
: DC 11 V
, 1 A
Specifications shown are for SP mode unless otherwise indicated. E &
O.E. Design and specifications subject to change without notice.


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TABLE OF CONTENTS
DIFFERENT TABLE ........................................................................................................................................................................................... 1
5.
PARTS LIST (5-1 to 5-2)
5.1
PACKING AND ACCESSORY ASSEMBLY <M1> ................................................................................................................................ 5-1
REF.
MODEL
GR-DVL145EG-X
GR-DVL120A
!
NO.
ITEM
PACKING AND ACCESSORY ASSEMBLY <M1> Note: As for IB (INSTRUCTIONS), refer to sec.5.
The following table indicate different parts number between models GR-DVL145EG-X and GR-DVL120A.
9
WARRANTY CARD
BT-54013-2
--
13
SHEET(CON PLUG)
--
LYT0609-001A
! 29
CONVERSION PLUG
--
PEMC1012-02
35
ADAPTER PLUG
QAM0302-001
--
REF.
MODEL
GR-DVL145EG-X
GR-DVL120A
!
NO.
ITEM
FINAL ASSEMBLY <M2>
101
UPPER CASE ASSY
LY20867-002A
*LY20867-002B
116
STICKER(MONI.)
LY43808-002A
LY43808-003A
REF.
MODEL
GR-DVL145EG-X
GR-DVL120A
!
NO.
ITEM
MONITOR ASSEMBLY <M5>
519
DIFFUSION SHEET(2.5)
LY43362-001A
*LY43901-001A
REF.
MODEL
GR-DVL145EG-X
GR-DVL120A
!
NO.
ITEM
MAIN BOARD ASSEMBLY <01>
PW
MAIN BOARD ASSY
YB10368B-01
YB10368C
IC1401
IC(MICRO C ROM)
UPD703040YF-M12
UPD703040YF-M10
Notes : Mark -- is not used.
Mark * reference model was also changed.
1
MODEL
GR-DVL145EG-X
GR-DVL120A
ITEM
The following table indicate main different points between models GR-DVL145EG-X and GR-DVL120A.
DV TERMINAL
OUTPUT ONLY
IN/OUT


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Printed in Japan
VICTOR COMPANY OF JAPAN, LIMITED
VIDEO DIVISION
S40894


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SERVICE MANUAL
No. 86693
April 2002
SPECIFICATIONS
DIGITAL VIDEO CAMERA
Printed in Japan
This service manual is printed on 100% recycled paper.
COPYRIGHT © 2002 VICTOR COMPANY OF JAPAN, LTD.
GR-DVL145EG
No.
86693
GR-DVL145EG
VICTOR COMPANY OF JAPAN, LIMITED
VIDEO DIVISION
S40894
(The specifications shown pertain specifically to the model GR-DVL145EG/EK)
Camcorder
General
Power supply
: DC 11.0 V
(Using AC Adapter)
DC 7.2 V
(Using battery pack)
Power consumption
LCD monitor off, viewfinder on
: Approx. 4.3 W
LCD monitor on, viewfinder off
: Approx. 5.3 W
Dimensions (W x H x D)
: 83 mm x 94 mm x 223 mm
(with the LCD monitor closed and the viewfinder
pushed down)
Weight
: Approx. 630 g
Operating temperature
: 0°C to 40°C
Operating humidity
: 35% to 80%
Storage temperature
: ­20°C to 50°C
Pickup
: 1/4" CCD
Lens
: F 1.6, f = 3.9 mm to 62.4 mm, 16:1 power zoom lens
Filter diameter
: ø40.5 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.
Connectors
S-Video
Output
: Y: 1 V (p-p), 75
, analogue
C: 0.29 V (p-p), 75
, analogue
AV
Video output
: 1 V (p-p), 75
, analogue
Audio output
: 300 mV (rms), 1 k
, analogue, stereo
DV
Output
: 4-pin, IEEE 1394 compliant
AC Adapter
Power requirement
: AC 110 V to 240 V`, 50 Hz/60 Hz
Output
: DC 11 V
, 1 A
Specifications shown are for SP mode unless otherwise indicated. E & O.E.
Design and specifications subject to change without notice.


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Important Safety Precautions
INSTRUCTIONS
1. DISASSEMBLY
1.1 BEFORE ASSEMBLY AND DISASSEMBLY ......................... 1-1
1.1.1 Precautions ..................................................................... 1-1
1.1.2 Assembly and disassembly ............................................ 1-1
1.1.3 Destination of connectors ............................................... 1-1
1.1.4 Disconnection of connectors (Wires) .............................. 1-1
1.2 JIGS AND TOOLS REQUIRED FOR DISASSEMBLY,
ASSEMBLY AND ADJUSTMENT ......................................... 1-2
1.2.1 Tools required for adjustments ........................................ 1-2
1.3 DISASSEMBLY/ASSEMBLY OF CABINET PARTS AND
BOARD ASSEMBLY ............................................................. 1-2
1.3.1 Disassembly flow chart ................................................... 1-2
1.3.2 Disassembly method ...................................................... 1-3
1.4 $ MONITOR ASSEMBLY ..................................................... 1-9
1.4.1 Disassembly/assembly of monitor assembly (for 2.5"-type LCD) . 1-9
1.4.2 Disassembly/assembly of hinge assembly (for 2.5"-type LCD) . 1-9
1.5 # E. VF ASSEMBLY (B/W) ................................................. 1-10
1.5.1 Disassembly/assembly of E.VF ASSEMBLY (for the B/W VF) .. 1-10
1.6 DISASSEMBLY/ASSEMBLY OF 5OP BLOCK ASSEMBLY/
CCD BOARD ASSEMBLY ................................................... 1-11
1.6.1 Precautions ................................................................... 1-11
1.6.2 How to remove CCD board assembly and
CCD base assembly ..................................................... 1-11
1.6.3 How to assemble CCD base assembly and
CCD board assembly .................................................... 1-11
1.6.4 Replacement of Service Repair Parts .......................... 1-11
1.7 EMERGENCY DISPLAY ..................................................... 1-12
1.8 SERVICE NOTE .................................................................. 1-13
2. MECHANISM ADJUSTMENT
2.1 PRELIMINARY REMARKS ON ADJUSTMENT AND REPAIR .. 2-1
2.1.1 Precautions ..................................................................... 2-1
2.1.2 Notes on procedure for disassemby/assembly ............... 2-1
2.2 JIGS AND TOOLS REQUIRED FOR DISASSEMBLY,
ASSEMBLY AND ADJUSTMENT ......................................... 2-2
2.2.1 Tools required for adjustments ........................................ 2-2
2.3 DISASSEMBLY/ASSEMBLY OF MECHANISM ASSEMBLY 2-3
2.3.1 General statement .......................................................... 2-3
2.3.2 Explanation of mechanism mode ................................... 2-3
2.3.3 Mechanism timing chart .................................................. 2-4
2.4 DISASSEMBLY/ASSEMBLY OF MECHANISM ASSEMBLY 2-5
2.4.1 Follow chart .................................................................... 2-5
2.4.2 Disassembly/assembly ................................................... 2-8
2.4.3 List of procedures for disassembly ............................... 2-14
2.5 CHECKUP AND ADJUSTMENT OF MECHANISM PHASE .... 2-15
2.6 MECHANISM ADJUSTMENTS .......................................... 2-16
2.6.1 Assembling slide deck assembly and main deck assembly . 2-16
2.6.2 Locating tension pole .................................................... 2-17
2.7 SERVICE NOTE .................................................................. 2-18
2.8 COMPATIBILITY ADJUSTMENT ........................................ 2-20
2.8.1 Jig connector cable connection .................................... 2-20
2.8.2 Tape pattern check ....................................................... 2-21
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
3. ELECTRICAL ADJUSTMENT
3.1 PRECAUTION ....................................................................... 3-1
3.2 SETUP .................................................................................. 3-2
4. CHARTS AND DIAGRAMS
NOTES OF SCHEMATIC DIAGRAM .......................................... 4-1
CIRCUIT BOARD NOTES ........................................................... 4-2
4.1 BOARD INTERCONNECTIONS ........................................... 4-3
4.2 MAIN IF SCHEMATIC DIAGRAM ............................................... 4-5
4.3 SYSCON SCHEMATIC DIAGRAM ............................................. 4-7
4.4 D.CPU SCHEMATIC DIAGRAM ................................................. 4-9
4.5 MDA SCHEMATIC DIAGRAM .................................................. 4-11
4.6 AUDIO SCHEMATIC DIAGRAM ............................................... 4-13
4.7 DVMAIN SCHEMATIC DIAGRAM ............................................ 4-15
4.8 PRE/REC SCHEMATIC DIAGRAM .......................................... 4-17
4.9 V OUT SCHEMATIC DIAGRAM ............................................... 4-19
4.10 DSP SCHEMATIC DIAGRAM ................................................ 4-21
4.11 MONI IF SCHEMATIC DIAGRAM .......................................... 4-23
4.12 OP.DRV SCHEMATIC DIAGRAM .......................................... 4-25
4.13 TG SCHEMATIC DIAGRAM ................................................... 4-27
4.14 REG SCHEMATIC DIAGRAM ................................................ 4-29
4.15 MONITOR SCHEMATIC DIAGRAM ....................................... 4-31
4.16 LCD BL SCHEMATIC DIAGRAM ........................................... 4-33
4.17 CCD SCHEMATIC DIAGRAM ................................................ 4-35
4.18 JUNCTION SCHEMATIC DIAGRAM ..................................... 4-36
4.19 JACK SCHEMATIC DIAGRAM .............................................. 4-37
4.20 B/W VF SCHEMATIC DIAGRAM ........................................... 4-39
4.21 MAIN CIRCUIT BOARD ......................................................... 4-41
4.22 MONITOR CIRCUIT BOARD ................................................. 4-47
4.23 LCD BL CIRCUIT BOARD ...................................................... 4-49
4.24 CCD, VF AND JUNCTION CIRCUIT BOARDS ..................... 4-51
4.25 JACK CIRCUIT BOARD ......................................................... 4-53
4.26 VOLTAGE CHARTS ............................................................... 4-55
4.27 POWER SYSTEM BLOCK DIAGRAM ................................... 4-57
4.28 VIDEO SYSTEM BLOCK DIAGRAM ...................................... 4-59
4.29 REGULATOR SYSTEM BLOCK DIAGRAM .......................... 4-63
5. PARTS LIST
5.1 PACKING AND ACCESSORY ASSEMBLY <M1> ............... 5-1
5.2 FINAL ASSEMBLY <M2> ..................................................... 5-3
5.3 MECHANISM ASSEMBLY <M3> ......................................... 5-6
5.4 ELECTRONIC VIEWFINDER ASSEMBLY <M4> ................ 5-8
5.5 MONITOR ASSEMBLY <M5> .............................................. 5-9
5.6 ELECTRICAL PARTS LIST ................................................. 5-10
MAIN BOARD ASSEMBLY <01> ........................................... 5-10
MONITOR BOARD ASSEMBLY <02> .................................... 5-17
LCD BL BOARD ASSEMBLY <03> ........................................ 5-18
CCD BOARD ASSEMBLY <04> ............................................. 5-19
JUNCTION BOARD ASSEMBLY <05> .................................. 5-19
JACK BOARD ASSEMBLY <06> ........................................... 5-19
B/W VF BOARD ASSEMBLY <08> ........................................ 5-19