G Board Adjustment - Sony trinitron PVM-1450QM Service Manual

IC404 41 pin
A
B
Adjust so that B=D above
Fig. 26
1 O. Writing the adjustment results
60mVmax.
..... t ......
:t.
--·r·--
20mVmax.
I. Write the adjustment results into memory.
5-2. G BOARD ADJUSTMENT
G BOARD -
COMPONENT SIDE -
@
RV601
I. Checking the output lines
l) Input a color bar signal.
2) Adjust RY601 so that the +B voltage is 115
±
0.1 V.
3) Check that the output lines meet the standards below.
15V 16.0
±
1.0V
5Y(A) 5.0
±
0.3V
5Y(B) 5.0
±
0.5V
7V
- ISV
7.2
±
0.5V
- 16.3
±
!.0V
PVM-1450QM/1454QM
-41-