G2 (Screen) And White Balance Adjustments - Sony TRINITRON KV-G142M Service Manual

3-4. a. AN ITEM OF ADJUSTMENT
Item Adjustment
Initial DATA
number Item
09 RDR
0A GDR
0B BDR
b. METHOD OF CANCELLATION FROM SERVICE
MODE
Set the standby condition (Press
POWER
commander) and then press
becomes TV mode.
c. METHOD OF WRITE FOR MEMORY
1) Set to Service Mode.
2) Press 1 (UP) and 4 (DOWN) to select an item of adjustments.
MUTING
3) Press button and it will indicate WRITE on screen.
4) Press - button to write into memory.
d. MEMORY WRITE CONFIRMATION METHOD
1) After adjustment, pull out the plug from AC outlet, and then
plug into AC outlet again.
2) Turn the power switch ON and set to Service Mode.
3) Call the adjusted items again, confirm they were adjusted.
09 RDR 1 F SERVICE
052S V3.2C 00
German A2 Stereo
Software Version #
OEM CODE
09 RDR 1 F WRITE
052S V3.2C 00
09 RDR 1 F WRITE
Note
25 WHITE POINT R
20 WHITE POINT G
20 WHITE POINT B
POWER
button on the
button again, hereupon it
60
PAL or
NTSC
MUTING
60
Green
0
Executes the writing
0
Executes the writing
(bottom line disappears)
3-5. G2 (SCREEN) AND WHITE BALANCE
ADJUSTMENTS
1. G2 (SCREEN) ADJUSTMENT (RV701)
1) Set the PICTURE and BRIGHTNESS to normal.
2) Put to VIDEO input mode without signals.
3) Connect R, G and B of the C board cathode to the oscilloscope.
4) Adjust G2 (RV701) volume to the value below.
2. WHITE BALANCE ADJUSTMENTS
1) Set to Service Mode.
2) Input an entire white signal.
3) Set the PICTURE to maximum.
4) Select RDR(09) with 1 and 4 , and then set the level to 25
with 3 and 6 .
5) Select GDR(0A) and BDR(0B) with 1 and 4, and adjust
the level with 3 and 6 for the best white balance.
6) Write into the memory by pressing
– 15 –
KV-G14M2
RM-869
165 ± 2 V DC
0 V
, then - .
MUTING