Section
Title
INSTRUCTIONS
1.1.1 Precautions ........................................................................... 1-1
ASSEMBLY .................................................................................. 1-2
ASSEMBLY .................................................................................. 1-9
1.5.1 Precautions ........................................................................... 1-9
1.8 SERVICE NOTE ......................................................................... 1-12
2.1.1 Precautions ........................................................................... 2-1
AND ADJUSTMENT .................................................................... 2-2
2.4.1 Follow chart .......................................................................... 2-5
2.7 SERVICE NOTE ......................................................................... 2-18
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 [GR-DVM55U] .......................... 4-3
4.2 BOARD INTERCONNECTIONS [GR-DVM75U] .......................... 4-5
The following table lists the differing points between Models GR-DVM55U and GR-DVM75U in this series.
VIDEO FLASH
DSC FLASH MEMORY
ANLOG INPUT
AV INPUT/S INPUT
HEAD PHONE OUTPUT
DIGITAL STILL OUTPUT
MEMORY CARD
JACK BOX
USB TERMINAL
JLIP/EDIT TERMINAL
EDIT CONTROL OUTPUT
TABLE OF CONTENTS
Page
Section
4.3 SYSCON SCHEMATIC DIAGRAM [GR-DVM55U] .......................... 4-7
4.4 SYSCON SCHEMATIC DIAGRAM [GR-DVM75U] .......................... 4-9
4.5 PC IF SCHEMATIC DIAGRAM [GR-DVM55U] ............................. 4-11
4.6 PC IF SCHEMATIC DIAGRAM [GR-DVM75U] ............................. 4-13
4.7 DVMAIN SCHEMATIC DIAGRAM [GR-DVM55U] ......................... 4-15
4.8 DVMAIN SCHEMATIC DIAGRAM [GR-DVM75U] ......................... 4-17
4.9 SERVO SCHEMATIC DIAGRAM ...................................................... 4-19
4.10 PRE/REC SCHEMATIC DIAGRAM ............................................... 4-21
4.11 V OUT SCHEMATIC DIAGRAM [GR-DVM55U] ........................ 4-23
4.12 V OUT SCHEMATIC DIAGRAM [GR-DVM75U] ........................ 4-25
4.13 CAM DSP SCHEMATIC DIAGRAM [GR-DVM55U] ................... 4-27
4.14 CAM DSP SCHEMATIC DIAGRAM [GR-DVM75U] ................... 4-29
4.15 ANA IN SCHEMATIC DIAGRAM [GR-DVM75U] ........................... 4-31
4.16 TG/V.DRV SCHEMATIC DIAGRAM .............................................. 4-33
4.17 REG SCHEMATIC DIAGRAM ....................................................... 4-35
4.18 STO SENS SCHEMATIC DIAGRAM [GR-DVM75U] .................... 4-37
4.19 VF MAIN SCHEMATIC DIAGRAM ................................................ 4-39
4.20 DSC SCHEMATIC DIAGRAM [GR-DVM75U] ............................... 4-41
4.21 USB DRV SCHEMATIC DIAGRAM [GR-DVM75U] ....................... 4-43
4.22 MP3 SCHEMATIC DIAGRAM [GR-DVM75U] ............................... 4-45
4.23 W/B SCHEMATIC DIAGRAM ........................................................ 4-47
4.24 CCD SCHEMATIC DIAGRAM ....................................................... 4-48
4.25 MDA SCHEMATIC DIAGRAM ....................................................... 4-49
4.26 IR TALLY SCHEMATIC DIAGRAM ............................................... 4-51
4.27 OP DRIVER SCHEMATIC DIAGRAM ........................................... 4-53
4.28 MONITOR SCHEMATIC DIAGRAM .............................................. 4-55
4.29 JUNCTION SCHEMATIC DIAGRAM ............................................. 4-57
4.30 STROBE SCHEMATIC DIAGRAM [GR-DVM75U] ........................ 4-59
4.31 AUDIO AD/DA SCHEMATIC DIAGRAM ....................................... 4-61
4.32 MAIN AUDIO SCHEMATIC DIAGRAM ......................................... 4-63
4.33 A/HP SEL. SCHEMATIC DIAGRAM .............................................. 4-65
4.34 JACK SCHEMATIC DIAGRAM ...................................................... 4-67
4.35 WB SENS, CAMERA OPE. UNIT, DECK OPE. ASSY AND
4.36 MAIN CIRCUIT BOARD [GR-DVM55U] ........................................ 4-71
4.37 MAIN CIRCUIT BOARD [GR-DVM75U] ........................................ 4-77
4.38 MDA CIRCUIT BOARD .................................................................. 4-83
4.39 CCD AND JUNCTION CIRCUIT BOARDS ................................... 4-85
4.40 MONITOR CIRCUIT BOARD ......................................................... 4-87
4.41 AUDIO CIRCUIT BOARD .............................................................. 4-89
4.42 STROBE, W/B AND JACK CIRCUIT BOARDS ............................ 4-91
4.43 VOLTAGE CHARTS ...................................................................... 4-93
4.44 POWER SYSTEM BLOCK DIAGRAM .......................................... 4-97
4.45 VIDEO SYSTEM BLOCK DIAGRAM ............................................. 4-99
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
GR-DVM55U
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
CU-V505
NOT USED
NOT USED
NOT USED
Title
SUB OPE. UNIT SCHEMATIC DIAGRAMS .................................. 4-69
MAIN BOARD ASSEMBLY <01> ................................................... 5-10
MDA BOARD ASSEMBLY <02> ..................................................... 5-19
CCD BOARD ASSEMBLY <03> ..................................................... 5-21
MONITOR BOARD ASSEMBLY <04> ............................................ 5-21
JUNCTION BOARD ASSEMBLY <06> .......................................... 5-22
STROBE BOARD ASSEMBLY (DVM75U) <07> ............................ 5-22
AUDIO BOARD ASSEMBLY <08> ................................................. 5-23
JACK BOARD ASSEMBLY <09> ................................................... 5-25
W/B BOARD ASSEMBLY <11> ...................................................... 5-25
GR-DVM75U
USED
USED
USED
USED
USED
USED
USED (8MB)
CU-V506
USED
USED
USED
Page