JVC Gz-hd7 Repair Manual

(No.YF200)1-21
SECTION 4
ADJUSTMENT
4.1 PREPARATION
4.1.1 Precaution
Camera system and deck system of this model are specially
adjusted by using PC. 
However, if parts such as the following are replaced, an
adjustment is required. The adjustment must be performed in a
Service Center equipped with the concerned facilities.
• EEP ROM (IC1005 of DIGITAL board)
• OP BLOCK ASSEMBLY
• MONITOR ASSEMBLY
In the event of malfunction with electrical circuits, first find a
defective portion with the aid of proper...

1-22 (No.YF200)
•  Torque Driver
Be sure to use to fastening the mechanism and exterior parts
because those parts must strictly be controlled for tightening
torque.
•  Bit
This bit is slightly longer than those set in conventional torque
drivers.
•  Tweezers
To be used for removing and installing parts and wires.
•  Chip IC Replacement Jig
To be used for adjustment of the camera system.
•  Cleaning Cloth
Recommended the Cleaning cloth to wipe down the video
heads, mechanism (tape transport system),...

(No.YF200)1-23 Fig.4-2-2
 „ Jig connector diagrams
Fig.4-2-34.3 IDE ADAPTER AND FPC WIRE 
•  IDE ADAPTER and FPC WIRE are used for HDD test.
Check with the NOTE, and then refer to the below figure (Fig.
4-3-1) for the connection procedure.
図 4-3-1
 
• There are two types of IDE ADAPTER (Model Number:
YTU96041, YTU96043). Either type can be used.
• Using the FPC WIRE originally used with this unit will dam-
age the HDD. 
Use the FPC WIRE (Model Number: YTU94165-40) to con-
nect the IDE ADAPTER and the...

1-24 (No.YF200)
SECTION 5
TROUBLE SHOOTING
5.1 SERVICE NOTE
a9æ 0.059N:/m (0.6kgf:/cm)““b9æ 0.078N:/m (0.8kgf:/cm)““c9æ 0.147N:/m (1.5kgf:/cm)““d9æ 0.176N:/m (1.8kgf:/cm)““e9æ 0.098N:/m (1.0kgf:/cm)
f 9æ 0.245N:/m (2.5kgf:/cm)
[21]
3-2-24 3-2-25 3-2-23 [1] [2] [4][3] [5][6]
[7] [8] [9] [10] [11] [12]
 -  1 2 3 4 5 6 7 8 9  - 10 11 12 13
3-2-1 3-2-2 -
--
-
- --
- 3-2-4 3-2-3
3-2-5
b ab
b
bcb3-2-6 3-2-7 3-2-8
deb bb e [13] [14] [15]
[17][18] [19] [20]
 25  26  27  28  29  30  31  32  33  34  35  36...

(No.YF200)
VPTPrinted in Japan
Victor company of Japan, Limited
Camcorder Category  12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan 

(No.YF200)3-1
PARTS LIST
SAFETY PRECAUTION
Parts identified by the  symbol are critical for safety. Replace only with specified part numbers.
BEWARE OF BOGUS PARTS
Parts that do not meet specifications may cause trouble in regard to safety and performance. We recommend that genuine 
JVC parts be used. 
1. EXPLODED VIEW
1.1 FINAL ASSEMBLY
The instruction manual to be provided with this product will differ according to the destination.
208 208
208208
209
201
202
203
205
204
209
210
206
207
154
151...

3-2(No.YF200)
ASSEMBLY
 ASSEMBLY
ASSEMBLY

 ASSEMBLY
137
139
134
132132
132
132
131
131
130
130
140
140136 136
136
F4F4
F5F5
WR3
F6WR3
F6
cc F8
F7
F8
F7
F9
105140
139137134135 133
103 104
102
132
131
130
101
133
135
F9
WR2WR2
b
b
a
a
138 138
WR1WR1
ASSEMBLYFRONT
CDS BOARDDIGITAL BOARDANALOG BOARD
ASSEMBLY
REG BOARD
121
 VF ASSEMBLY
123 OP BLOCK 

(No.YF200)3-3
ASSEMBLY SW BOARDOPE BOARD
ASSEMBLY 340
338310
310 310
311 311 339
312
 ASSEMBLY
309
F11 332
330
335
334
337
333
304
305
301
310
320
308
312
F13
F13
g
F12
g
336
336
f
339
d
d e
F10
f
e
F10
WR4
WR4
d
d
320D
320C 320A
320B320E
339F12
F11
338
338
307
306
303
302
MONITOR BOARD 

3-4(No.YF200)
FRONT BOARD
ASSEMBLY 509
510510510
507
502
501
510
503
509
504
508
505
511
506
603604604
603
602 601
604
603
606
605
F14 F14
511
CCD BOARD
ASSEMBLY
h
h
513512
513
FRONT ASSEMBLY
601D 601D 601F
601E 601B
601C 601G601G
601H
601H
601G601G
601A
601H601J
601J
 
514
514 

(No.YF200)3-5
1.2 VF ASSEMBLY 
 ASSEMBLY
725
727
718
721
726
727
717 715
725
714
713
720
722
719
724
708
702
701711723
712
710
b
a
a
b
709
703
704
703 704 705 706 707
716 VF BOARD