Read Sony DCR-TRV238E / DCR-TRV239E (serv.man4) Service Manual online
— 16 —
DCR-TRV238E/TRV239E
Page
5-29
Before change
After change
1-5.
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.
holder to avoid electrical shock.
Note 2: When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note 3: Before performing the adjustments, check the data of page:
0, address: 10 is “00”. If not, set data: 00 to this address.
Note 4: Set the LCD BRIGHT (Menu display) 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-156 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.
Most of the measuring points for adjusting the LCD system
are concentrated in CN5502 of the PD-156 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.
PD-156 board
Pin No.
1
3
5
7
9
Signal Name
VB
VG
VR
C-SYNC/XHD
GND
Pin No.
2
4
6
8
10
Signal Name
XVD OUT
PANEL COM
PANEL ID
XHD OUT
GND
Table 5-1-11.
10
9
1
2
CN5502
1-5.
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.
holder to avoid electrical shock.
Note 2: When replacing the LCD unit, be careful to prevent damages
caused by static electricity.
Note 3: Before performing the adjustments, check the data of page:
0, address: 10 is “00”. If not, set data: 00 to this address.
Note 4: Set the LCD BRIGHT (Menu display) to the center.
Set the LCD COLOR (Menu display) to the center.
Note 5: PD-156 board:
DCR-TRV238E/TRV239E (LCD TYPE SH)
PD-160 board:
DCR-TRV238E/TRV239E (LCD TYPE SO)
[Adjusting connector]
Most of the measuring points for adjusting the LCD system
are concentrated in CN5502 of the PD-156/PD-160 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.
Most of the measuring points for adjusting the LCD system
are concentrated in CN5502 of the PD-156/PD-160 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.
PD-156/PD-160 board
*1: PD-156 board
*2: PD-160 board
*2: PD-160 board
Table 5-1-11.
10
9
1
2
CN5502
Pin No.
1
3
5
7
9
Signal Name
VB
VG
VR
C-SYNC/XHD
GND
Pin No.
2
4
6
8
10
Signal Name
XVD OUT
PANEL COM *1
PSIG *2
PANEL ID *1
MAKER CHECK *2
XHD OUT
GND
: Added portion.
: Changed portion.
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