Precautions In Adjustment; Connector For Adjustments - Sony GV-A500 Service Manual

3-1-2.

Precautions in Adjustment

1) The adjustments of this unit are performed in the VTR mode
(S VIDEO terminal input or VIDEO terminal input mode).
To set to the VTR mode, set the power switch to "ON" or set to
the "forced VTR power supply ON mode" (Note 1) using the
adjusting remote commander.
After completing adjustments, be sure to exit the "forced VTR
power supply ON mode". (Note 3)
Note 1 : Setting the "forced VTR power supply ON mode"
1) Set page: 0, address: 01, data: 01.
2) Set page: D, address: 10, data: 02 and press the
PAUSE button of the adjusting remote commander.
Hereafter, VTR operations can be performed even if
the cabinet has been removed.
After completing adjustments, be sure to exit the
"forced VTR power supply ON mode".
Note 2 : Exiting the "forced power supply ON mode"
1) Set page: 0, address: 01, data: 01.
2) Set page: D, address: 10, data: 00 and press the
PAUSE button of the adjusting remote commander.
3) Set page: 0, address: 01, data: 00.
3-1-3.

Connector for Adjustments

Some video section adjustment points are concentrated on the VC-
197 board CN207. Connect the measuring instruments via a CPC-7
jig (J-6082-382-A).
Pin No. Signal Name
1 PB PCM RF
2 REC RF
3 RF SWP
4 CAP FG
5 REG GND
6 PB RF
7 RF AGC IN
8 REC AFM
Table 5-3-1.
Pin No. Signal Name
9 EZ I/O
10
11 VGL-19V
12
13
14 BPF MON
15 RF AGC OUT
16 AFC FO
5-13