JVC GY-DV500U - Important Safeguards; General Usage Guidelines

TABLE OF CONTENTS
Section Title Page Section Title Page
Important Safety Precautions
SECTION 4 CHARTS AND DIAGRAMS
4.1 INDEX TO PAGES OF MAIN BOARDS AND CIRCUIT BOARD
LOCATION ................................................................................ 4-3
4.2 OVERALL WIRING DIAGRAM (1/2) ......................................... 4-4
• OVERALL WIRING DIAGRAM (2/2) ......................................... 4-5
4.3 ISB/ISG/ISR SCHEMATIC DIAGRAM
11/ 12/ 13
.............. 4-6
4.4 ISB/ISG/ISR CIRCUIT BOARD .................................................. 4-7
4.5 TG(Timing Generator) SCHEMATIC DIAGRAM
14
................. 4-8
4.6 TG CIRCUIT BOARD ................................................................ 4-9
4.7 CAM1(CAMera 1) SCHEMATIC DIAGRAM (1/2)
15
............ 4-10
• CAM1 SCHEMATIC DIAGRAM (2/2)
15
............................... 4-11
4.8 CAM1 CIRCUIT BOARD ......................................................... 4-12
4.9 CAM2(CAMera 2) SCHEMATIC DIAGRAM (1/3)
16
............ 4-14
• CAM2 SCHEMATIC DIAGRAM (2/3)
16
............................... 4-15
• CAM2 SCHEMATIC DIAGRAM (3/3)
16
................................ 4-16
4.10 CAM2 CIRCUIT BOARD ........................................................ 4-17
4.11 PS(Power Supply)1,
PS2 SCHEMATIC DIAGRAM (1/2)
17/ 18
......................... 4-19
• PS1, PS2 SCHEMATIC DIAGRAM (2/2)
17/ 18
................. 4-20
4.12 PS1, PS2 CIRCUIT BOARD ................................................... 4-21
4.13 IF(InterFace), ROM(Read Only Memory)
SCHEMATIC DIAGRAM
21/ 19
....................................... 4-22
4.14 IF, ROM CIRCUIT BOARD ..................................................... 4-23
4.15 SWRU, JOG SCHEMATIC DIAGRAM
22/ 20
................... 4-24
4.16 SWF, SWRM, SWRB, SWPW, MIC, BNC SCHEMATIC DIA-
GRAM
23/ 24/ 25/ 26/ 27/ 28
................................ 4-25
4.17 SWRU, JOG, SWF, SWRM, SWRB, SWPW, MIC, BNC, FL
CIRCUIT BOARD ................................................................... 4-26
4.18 VIDEO/SYSCON SCHEMATIC DIAGRAM (1/2)
31
............. 4-27
• VIDEO/SYSCON SCHEMATIC DIAGRAM (2/2)
31
............. 4-28
4.19 VIDEO/SYSCON CIRCUIT BOARD ........................................ 4-29
4.20 AUDIO/LCD SCHEMATIC DIAGRAM (1/2)
32
.................... 4-30
• AUDIO/LCD SCHEMATIC DIAGRAM (2/2)
32
.................... 4-31
4.21 AUDIO/LCD CIRCUIT BOARD .............................................. 4-32
• AUDIO/LCD CIRCUIT BOARD
(FOR SERIAL No.⳯⳯⳯⳯0732 AND AFTER OF GY-DV500U,⳯⳯⳯⳯0840
AND AFTER OF GY-500E) ........................................................................... 4-32-2
4.22 REG(REGulater) SCHEMATIC DIAGRAM
33
..................... 4-34
4.23 REG CIRCUIT BOARD........................................................... 4-35
4.24 MOTHER SCHEMATIC DIAGRAM
34
............................... 4-36
4.25 MOTHER, AU JUNK CIRCUIT BOARD ................................. 4-37
4.26 AU JUNK SCHEMATIC DIAGRAM
39
............................... 4-38
4.27 PWR JUNC, OPE(OPEration) SCHEMATIC DIAGRAM
41/ 35
..... 4-39
4.28 CONNECT, REMOTE, XLR, EAR.J, SEN1, SENS2 SCHEMATIC
DIAGRAM
42/ 38/ 40/ 43/ 36/ 37
.......................... 4-40
4.29 OPE, PWR JUNC, CONNECT, REMOTE, XLR, EAR.J, SEN1,
SENS2 CIRCUIT BOARD ....................................................... 4-41
4.30 VTR UNIT OVERALL WIRING DIAGRAM ............................. 4-42
4.31 DV MAIN SCHEMATIC DIAGRAM (1/7)
10
........................ 4-43
• DV MAIN SCHEMATIC DIAGRAM (2/7)
10
........................ 4-44
• DV MAIN SCHEMATIC DIAGRAM (3/7)
10
........................ 4-45
• DV MAIN SCHEMATIC DIAGRAM (4/7)
10
........................ 4-46
• DV MAIN SCHEMATIC DIAGRAM (5/7)
10
........................ 4-47
• DV MAIN SCHEMATIC DIAGRAM (6/7)
10
........................ 4-48
• DV MAIN SCHEMATIC DIAGRAM (7/7)
10
........................ 4-49
4.32 DV MAIN CIRCUIT BOARD ................................................... 4-50
• DV MAIN CIRCUIT BOARD (FOR SERIAL No.⳯⳯⳯⳯0332
AND AFTER OF GY-DV500U, ⳯⳯⳯⳯0545 AND AFTER OF GY-
DV500E) ............................................................................ 4-50-2
4.33 PR & MDA SCHEMATIC DIAGRAM (1/2)
01
...................... 4-52
• PR(Pre Rec) & MDA(Motor Drive Amp.) SCHEMATIC DIAGRAM
(2/2)
01
............................................................................... 4-53
INSTRUCTIONS
SECTION 1 SERVICE CAUTIONS AND DISASSEMBLY
1.1 RESETTING THE POWER CIRCUIT PROTECTION BREAKER ........... 1-1
1.2 REMOVING THE EXTERIOR COVERS ..................................... 1-1
1.3 LAYOUTS OF THE MAJOR BOARDS ..................................... 1-2
1.4 REMOVING THE OPTICAL BLOCK ASSEMBLY AND THE
OPTICAL FILTER ASSEMBLY .................................................. 1-3
1.5 REMOVING MAJOR BOARDS FROM THE CAMERA ............. 1-4
1.6 REMOVING THE MAJOR BOARDS FROM THE VCR ............. 1-6
1.7 DISASSEMBLY OF THE VCR UNIT .......................................... 1-8
1.8 TAPE EJECTION IN CASE OF EMERGENCY ......................... 1-10
1.9 CAUTION FOR REPLACING THE DV MAIN BOARD AND VIDEO
SYSCON BOARD ................................................................... 1-12
1.10 FUNCTIONS OF INTERNAL SWITCHES ............................... 1-13
1.11 MODES REQUIRED IN SERVICING ...................................... 1-14
1.12 CHANGING THE COLOR MATRIX SETTING ........................ 1-16
1.13 SERVICE MENU .................................................................... 1-18
1.14 ALARM DETECTION METHODS .......................................... 1-22
1.15 BATTERY POWER DETECTION METHODS ......................... 1-23
1.16 WARNING CODES ................................................................ 1-23
1.17 ANALYSIS OF BLOCK NOISE (SYMPTOMS: POOR VIDEO,
ABSCNCE OF AUDIO) .......................................................... 1-26
SECTION 2 MECHANISM ADJUSTMENTS
2.1 BERORE ADJUSTMENTS ........................................................ 2-1
2.2 BASICS OF MECHANISM DISASSAMBLY/ASSEMBLY .......... 2-2
2.3 MECHANISM TIMIN CHART ................................................... 2-4
2.4 MAINTENANCE AND INSPECTION OF MAJOR PARTS .......... 2-5
2.5 PERIODICAL MAINTENANCE .................................................. 2-8
2.6 DISASSEMBLY/ASSEMBLY OF MECHANISM ASSEMBLY ..... 2-9
2.7 REPLACEMENT OF MAJOR PARTS ...................................... 2-12
2.8 CONFIRMATION AND ADJUSTMENT OF MECHANISM PHASES ........ 2 -27
2.9 MECHANISM DISASSEMBLY/ASSEMBLY SHEET ................ 2-28
2.10 DISASSEMBLY PROCEDURE LIST ....................................... 2-30
2.11 TORQUE ADJUSTMENTS .................................................... 2-31
2.12 COMPATIBILITY ADJUSTMENT ........................................... 2-32
SECTION 3 ELECTRICAL ADJUSTMENTS
3.1 FLOWCHART OF ELECTRICAL ADJUSTMENTS .................... 3-1
3.2 FUNCTIONS REQUIRED FOR ADJUSTMENTS, SETUP .......... 3-2
3.3 STANDARD SETUP .................................................................. 3-3
3.4 ADJUSTMENT MENU .............................................................. 3-3
3.5 CAMERA ADJUSTMENTS ....................................................... 3-5
3.6 VCR ADJUSTMENTS ............................................................. 3-11
3.7 DV ADJUSTMENTS (USING ADJUSTMENT SOFTWARE) .... 3-14