Sony GV-D1000E - Digital Video Cassette Recorder, Service Manual

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5-26
GV-D1000/D1000E
3-7. LCD SYSTEM ADJUSTMENT
Note 1:
The back light (fluorescent tube) is driven by a high voltage AC
power supply. Therefore, do not touch the back light holder to
avoid electrical shock.
Note 2: When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note 3: Set the LCD BRIGHT to the center.
Set the LCD COLOR (Menu display) to the center.
[Adjusting connector]
Most of the measuring points for adjusting the LCD system are
concentrated in CN5502 of the PD-130 board. Connect the
measuring instruments via the multi CPC jig (J-6082-311-A). The
following table shows the Pin No. and signal name of CN5502.
1. LCD Initial Data Input (1)
Mode VTR stop
Signal No signal
Adjustment Page C
Adjustment Address AB to BA
Pin No.
1
3
5
7
9
Signal Name
VB
VG
VR
C SYNC/HD
GND
Pin No.
2
4
6
8
10
Signal Name
XVD OUT
PANEL COM
SH/CA
XHD OUT
GND
Table. 5-3-12.
Address
AB
AC
AD
AE
AF
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
BA
Data
53/58
00
90
CB
6C
2C
00
00
20
0A
24
1A
0F
17
21
23
Remark
Fixed data (Note 2)
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fixed data
Fig. 5-3-12.
PD-130 board
CN5502
1 9
2 10
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: C, and input the data in the following table.
Note 1: To write in the non-volatile memory (EEPROM), press the
PAUSE button of the adjustment remote commander each
time to set the data.
3) Select page: 0, address: 01, and set data: 00.
Note 2: NTSC/PAL
NTSC: GV-D1000, PAL: GV-D1000E
Table. 5-3-13.