Color Electronic Viewfinder; Evf Initial Data Input - Sony CCD-TR317 Service Manual

1-4.

COLOR ELECTRONIC VIEWFINDER

SYSTEM ADJUSTMENT
(CCD-TR517)
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 CN982 of the VC-234 board.
Connect the Measuring Instruments via the CPC-7 jig (J-6082-382-
A).
The following table shows the Pin No. and signal name of CN982.
Pin No. Signal Name
1 LANC SIG
2 XCPC IN
3 IR VIDEO
4 AFC F0
5 BPF MONI
6 PB RF
7 RF AGC IN
8 REG GND
Screw driver (–)
CPC lid (BT)
Fig. 5-1-13.
Pin No. Signal Name
9 RF AGC OUT
10 REC RF
11 RF SWP
12 CAP FG
13 EVF BL
14 EVF BL 4.75V
15 VCO
16 EVF VG
CN982
1
16

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: 7, 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
A5 E3
A6 E3
A7 E3
AB F7
B5 88
B6 4C
B7 00
B8 A0
B9 90
BA 64
BB 24
BC 00
BD 80
BE 05
BF C9
C0 25
C1 00
C2 08
C3 33
D5 6D
D6 63
D7 A7
D8 93
D9 0F
DA 8D
DB 83
DC 1D
DE 90
DF CA
E0 0A
E1 13
E2 1F
5-27
Camera
Arbitrary
7
A5 to A7, AB, B5 to C3, D5 to DC,
DE to E2
Remark
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
Fixed data
Fixed data
Fixed data
Fixed data
VCO adj.
Fixed data
Fixed data
RGB AMP adj.
Fixed data
White balance adj.
White balance adj.
Contrast adj.
Fixed data
Backlight consumption current adj.
Backlight consumption current adj.
Backlight consumption current adj.
Fixed data