Sony DCR-TRV103 Service Manual page 120

1-4. COLOR ELECTRONIC VIEWFINDER
SYSTEM ADJUSTMENTS
(DCR-TR7000/TR7000E/TR7100E/TRV315)
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.
[Adjusting connector]
Most of the measuring points for adjusting the viewfinder system
are concentrated in CN910 of the VC-213 board.
Connect the Measuring Instruments via the CPC-13 jig (J-6082-
443-A).
The following table shows the Pin No. and signal name of CN910.
Pin No. Signal Name
1 SWP
2 AFC F0
3 BPF MONI
4 RF AGC IN
5 PB RF
6 REG GND
7 RF AGC OUT
8 VC RF SWP
9 EVF BL
10 EVF BL 4.6V
Table 5-1-9.
Screw driver (–)
Cover
Fig. 5-1-14
Pin No. Signal Name
11 EVF VCO
12 EVF VG
13 DV RF SWP
14 RF IN
15 CAP FG
16 RF MON
17 TMS
18 TCK
19 TDO
20 TDI
CN910
1
20
1. EVF Initial Data Input
Mode
Subject
Adjustment Page
Adjustment Address
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: D, and input the data in the following table.
Note: 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.
Address Data
70 7A
71 90
72 60
73 48
74 5A
75 70
76 B0
78 D1
79 AC
7A 60
7B 70
7C 90
5-31
Camera
Arbitrary
D
70 to 76, 78 to 7C
Remark
Fixed data
White balance adj.
White balance adj.
Fixed data
Fixed data
VCO adj.
Backlight consumption current adj.
Fixed data
Fixed data
Bright adj.
Contrast adj.
Backlight consumption current adj.