Instrukcja obsługi JVC GY-DV500U
JVC
kamera wideo
GY-DV500U
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SERVICE MANUAL
GY-DV500U/GY-DV500E
DV CAMCORDER
No. 60125
November 1999
COPYRIGHT © 1999 VICTOR COMPANY OF JAPAN, LTD.
100% recycled paper
The photo shows the GY-DV500 DV camcorder with an optional lens and viewfinder.
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 1 1 1 2 1 3/ / .............. 4-6
4.4 ISB/ISG/ISR CIRCUIT BOARD .................................................. 4-7
4.5 TG(Timing Generator) SCHEMATIC DIAGRAM 1 4 ................. 4-8
4.6 TG CIRCUIT BOARD ................................................................ 4-9
4.7 CAM1(CAMera 1) SCHEMATIC DIAGRAM (1/2) 1 5 ............ 4-10
• CAM1 SCHEMATIC DIAGRAM (2/2) 1 5 ............................... 4-11
4.8 CAM1 CIRCUIT BOARD ......................................................... 4-12
4.9 CAM2(CAMera 2) SCHEMATIC DIAGRAM (1/3) 1 6 ............ 4-14
• CAM2 SCHEMATIC DIAGRAM (2/3) 1 6 ............................... 4-15
• CAM2 SCHEMATIC DIAGRAM (3/3)1 6 ................................ 4-16
4.10 CAM2 CIRCUIT BOARD ........................................................ 4-17
4.11 PS(Power Supply)1,
PS2 SCHEMATIC DIAGRAM (1/2) 1 7/1 8 ......................... 4-19
• PS1, PS2 SCHEMATIC DIAGRAM (2/2) 1 7/1 8................. 4-20
4.12 PS1, PS2 CIRCUIT BOARD ................................................... 4-21
4.13 IF(InterFace), ROM(Read Only Memory)
SCHEMATIC DIAGRAM 2 1 /1 9 ....................................... 4-22
4.14 IF, ROM CIRCUIT BOARD ..................................................... 4-23
4.15 SWRU, JOG SCHEMATIC DIAGRAM 2 2 2 0/................... 4-24
4.16 SWF, SWRM, SWRB, SWPW, MIC, BNC SCHEMATIC DIA-
GRAM 2 3 2 4 2 5 2 6 2 7 2 8///// ................................ 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) 3 1 ............. 4-27
• VIDEO/SYSCON SCHEMATIC DIAGRAM (2/2) 3 1 ............. 4-28
4.19 VIDEO/SYSCON CIRCUIT BOARD ........................................ 4-29
4.20 AUDIO/LCD SCHEMATIC DIAGRAM (1/2) 3 2 .................... 4-30
• AUDIO/LCD SCHEMATIC DIAGRAM (2/2) 3 2 .................... 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 3 3 ..................... 4-34
4.23 REG CIRCUIT BOARD ........................................................... 4-35
4.24 MOTHER SCHEMATIC DIAGRAM 3 4 ............................... 4-36
4.25 MOTHER, AU JUNK CIRCUIT BOARD ................................. 4-37
4.26 AU JUNK SCHEMATIC DIAGRAM
3 9 ............................... 4-38
4.27
PWR JUNC, OPE(OPEration) SCHEMATIC DIAGRAM
4 1 3 5/..... 4-39
4.28 CONNECT, REMOTE, XLR, EAR.J, SEN1, SENS2 SCHEMATIC
DIAGRAM 4 2 3 8 4 0 4 3 3 6 3 7///// .......................... 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) 1 0 ........................ 4-43
• DV MAIN SCHEMATIC DIAGRAM (2/7) 1 0 ........................ 4-44
• DV MAIN SCHEMATIC DIAGRAM (3/7) 1 0 ........................ 4-45
• DV MAIN SCHEMATIC DIAGRAM (4/7) 1 0 ........................ 4-46
• DV MAIN SCHEMATIC DIAGRAM (5/7) 1 0 ........................ 4-47
• DV MAIN SCHEMATIC DIAGRAM (6/7) 1 0 ........................ 4-48
• DV MAIN SCHEMATIC DIAGRAM (7/7) 1 0 ........................ 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) 0 1 ...................... 4-52
• PR(Pre Rec) & MDA(Motor Drive Amp.) SCHEMATIC DIAGRAM
(2/2) 0 1 ............................................................................... 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
SECTION 7 PACKING
7.1 PACKING ASSEMBLY M 7 ....................................................... 7-1
7.2 FACTORY SETTING OF SWITCH AND VR ............................... 7-2
SECTION 8 DESCRIPTION OF NEW CIRCUITRY
8.1 OUTLINE OF DV ....................................................................... 8-1
8.2 MAJOR SIGNAL PROCESSING OPERATIONS OF DV ............ 8-6
8.3 VIDEO/AUDIO SIGNAL PROCESSING IN RECORDING
CIRCUITRY ............................................................................... 8-7
8.4
VIDEO/AUDIO SIGNAL PROCESSING IN PLAYBACK CIRCUITRY ..
8-18
8.5 CAPSTAN SERVO ................................................................... 8-20
8.6 DRUM SERVO ........................................................................ 8-22
SECTION 9 CIRCUIT DESCRIPTION
9.1 CAMERA HEAD CIRCUITRY .................................................... 9-1
9.2 DVC CIRCUIT ........................................................................... 9-4
9.3 MECHANISM OPERATION DESCRIPTION ............................ 9-20
9.4 EXPLANATION OF NEW FUNCTIONS ................................... 9-26
SECTION 5 EXPLODED VIEW AND PARTS LIST
5.1 CAMERA HEAD ASSEMBLY M 1 ............................................ 5-3
5.2 CABINET ASSEMBLY M 2 ....................................................... 5-4
5.3 RIGHT SIDE COVER ASSEMBLY M 3 ...................................... 5-7
5.4 CHASSIS ASSEMBLY M 4 ....................................................... 5-8
5.5 VTR UNIT ASSEMBLY M 5 .................................................... 5-11
5.6 MECHANISM ASSEMBLY M 6 .............................................. 5-12
SECTION 6 ELECTRICAL PARTS LIST
6.1 PR & MDA BOARD ASSEMBLY PARTS LIST 0 1 ................... 6-2
6.2 DCDC BOARD ASSEMBLY PARTS LIST 0 2 .......................... 6-3
6.3 ROM BOARD ASSEMBLY PARTS LIST 0 3 ............................ 6-4
6.4 CONN. BOARD ASSEMBLY PARTS LIST 0 4 ......................... 6-4
6.5 DV MAIN BOARD ASSEMBLY PARTS LIST 1 0 ..................... 6-5
6.6 ISB BOARD ASSEMBLY PARTS LIST 1 1 ............................ 6-11
6.7 ISG BOARD ASSEMBLY PARTS LIST 1 2 ............................. 6-11
6.8 ISR BOARD ASSEMBLY PARTS LISTT 1 3 ........................... 6-12
6.9 TG BOARD ASSEMBLY PARTS LISTT 1 4 ........................... 6-12
6.10 CAM1 BOARD ASSEMBLY PARTS LIST
1 5 ....................... 6-13
6.11 CAM2 BOARD ASSEMBLY PARTS LIST
1 6 ....................... 6-17
6.12 PS1 BOARD ASSEMBLY PARTS LIST
1 7 ........................... 6-21
6.13 PS2 BOARD ASSEMBLY PARTS LIST
1 8 ........................... 6-21
6.14 ROM BOARD ASSEMBLY PARTS LIST 1 9 ......................... 6-22
6.15 JOG BOARD ASSEMBLY PARTS LIST 2 0 .......................... 6-22
6.16 IF BOARD ASSEMBLY PARTS LIST 2 1 .............................. 6-23
6.17 SWRU BOARD ASSEMBLY PARTS LIST 2 2 ...................... 6-23
6.18 SWF BOARD ASSEMBLY PARTS LIST 2 3 ......................... 6-24
6.19 SWRM BOARD ASSEMBLY PARTS LIST 2 4...................... 6-24
6.20 SWRB BOARD ASSEMBLY PARTS LIST 2 5 ....................... 6-24
6.21 SWPW BOARD ASSEMBLY PARTS LIST 2 6...................... 6-24
6.22 MIC BOARD ASSEMBLY PARTS LIST 2 7 .......................... 6-25
6.23 BNC BOARD ASSEMBLY PARTS LIST 2 8 .......................... 6-25
6.24 VIDEO/SYSCON BOARD ASSEMBLY PARTS LIST 3 1 ....... 6-25
6.25 AUDIO/LCD BOARD ASSEMBLY PARTS LIST 3 2 .............. 6-28
6.26 REG BOARD ASSEMBLY PARTS LIST
3 3 .......................... 6-31
6.27 MOTHER BOARD ASSEMBLY PARTS LIST 3 4.................. 6-33
6.28 OPE BOARD ASSEMBLY PARTS LIST
3 5 .......................... 6-33
6.29 SEN1 BOARD ASSEMBLY PARTS LIST
3 6 ........................ 6-33
6.30 SENS2 BOARD ASSEMBLY PARTS LIST
3 7 ...................... 6-33
6.31 REMOTE BOARD ASSEMBLY PARTS LIST
3 8 .................. 6-33
6.32 AU JUNK BOARD ASSEMBLY PARTS LIST
3 9 .................. 6-34
6.33 XLR BOARD ASSEMBLY PARTS LIST
4 0 ........................... 6-35
6.34 PWR JUNC BOARD ASSEMBLY PARTS LIST 4 1 ............... 6-35
6.35 CONNECT BOARD ASSEMBLY PARTS LIST 4 2 ................ 6-35
6.36 EAR.J BOARD ASSEMBLY PARTS LIST 4 3 ....................... 6-35
4.34 PR & MDA CIRCUIT BOARD ................................................ 4-54
4.35 ROM, CONN. SCHEMATIC DIAGRAM 0 3 0 4/................. 4-55
4.36 DCDC SCHEMATIC DIAGRAM 0 2 ..................................... 4-56
4.37 DCDC, ROM, CONN. CIRCUIT BOARD ................................ 4-57
4.38 IS &TG BLOCK DIAGRAM (G channel) ................................. 4-58
4.39 CAM1 BOARD BLOCK DIAGRAM ........................................ 4-59
4.40 CAM2 BOARD BLOCK DIAGRAM ........................................ 4-60
4.41 IF, SWF, SWRU BLOCK DAIGRAM ....................................... 4-61
4.42 SYSCON BLOCK DIAGRAM ................................................. 4-62
4.43 LCD BLOCK DIAGRAM ......................................................... 4-63
4.44 VIDEO BLOCK DIAGRAM ..................................................... 4-64
4.45 REG BLOCK DIAGRAM ........................................................ 4-64
4.46 AUDIO BLOCK DIAGRAM .................................................... 4-65
4.47 DV BLOCK DIAGRAM 1/2 ..................................................... 4-66
• DV BLOCK DIAGRAM 2/2 ..................................................... 4-67
4.48 IC BLOCK DIAGRAM ........................................................... 4-68
Specyfikacje produktu
| Marka: | JVC |
| Kategoria: | kamera wideo |
| Model: | GY-DV500U |
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