Sony Glasstron Lite PLM-A35E Service Manual page 20

[Color Adjustment]
Condition:
Input signal Color bar signal (White: 75%)
Measurement point RG-A01 board CN803 pin 2
Measuring equipment Oscilloscope
Adjustment page D
Adjustment address 12
Specified value 0 ± 0.05 Vp-p
Connection:
RG-A01 Board
CN803 pin 2 (G OUT)
CN803 pin 1 (GND)
Adjustment Procedure:
(1) Connect a oscilloscope to the CN803 pin 2 (G OUT) and
pin 1 (GND) on the RG-A01 board.
(2) Set (or confirm) data: 01 to page: 1, address: 00.
(Cancel D page protect)
(3) On page: D, address: 12, change data with the PLAY and
STOP buttons and press the PAUSE button to write data so
that the G level of waveform on the oscilloscope satisfies
the specified value.
Adjustment and Connection Location: RG-A01 board
Confidential
PLM-A35E (AEP)
Oscilloscope
(DC range)
+
–
G
(see page 3-14)
3-10
[Burst Cleaning Level Adjustment]
Condition:
Input signal Anti-pal signal (Anti-pal signal is included
in special color-bar signal and so on.)
Measurement point RG-A01 board CN803 pin 3
Measuring equipment Oscilloscope
Adjustment part RV911 (DL-A01 board)
Specified value Less than 50 mV
Connection:
RG-A01 Board
CN803 pin 3 (B OUT)
CN803 pin 1 (GND)
Adjustment Procedure:
(1) Connect an oscilloscope to the CN803 pin 3 (B OUT) and
pin 1 (GND) on the RG-A01 board.
(2) Adjust RV911 (DL-A01 board) so that the I level (B-Y,-
(B-Y) part) of waveform on the oscilloscope becomes the
minimum and also satisfies the specified value.
Adjustment and Connection Location: RG-A01 and DL-A01
Oscilloscope
(DC range)
+
–
I
2H
boards (see page 3-14)