H-Trapezoid Adjustment; A Board Adjustment After Ic003 Replacement - Sony TRINITRON KV-XA25M93 Service Manual

KV-XA25M93/XA29M80
RM-954
NORMAL MODE (60Hz)
11. Input 525/60Hz signal.
12. Using the 1 and 4 buttons select category GEO (Service
Mode).
13. Select and adjust the following items to obtain obtimum image.
Raise/lower the data with the 3 and 6 buttons.
Service Item
GEO : 00
01
02
03
04
05
06
07
08
09
0A
0B
WIDE MODE (60Hz)
14. Input monoscope signal.
15. Adjust condition change to WIDE MODE: ON.
16. Using the 1 and 4 button select category GEO (Service
Mode).
17. Copy (item from NORMAL MODE (60Hz)) adjusted data for
the following items:
Service Item
GEO : 01
05
06
07
18. Raise/lower the data with the 3 and 6 buttons. Select and
adjust the following items to obtain optimum image.
Service Item
GEO : 00
02
03
04
08
09
0A
0B
19. After confirm WIDE MODE : ON – OFF.
Note:
For Deflection Adjustment, set PICTURE MODE to "SOFT".
HPS H POSITION
HSZ H SIZE
PAP PIN AMP
TLT TILT
VPS V POSITION
VSZ V SIZE
SCO S CORRECTION
VLN V LINEARITY
BOW AFC BOW
AGL AFC ANGLE
UPN UPPER CORNER PIN
LPN LOWER CORNER PIN
HSZ H SIZE
VSZ V SIZE
SCO S CORRECTION
VLN V LINEARITY
HPS H POSITION
PAP PIN AMP
TLT TILT
VPS V POSITION
BOW AFC BOW
AGL AFC ANGLE
UPN UPPER CORNER PIN
LPN LOWER CORNER PIN

5-6. H-TRAPEZOID ADJUSTMENT

1. Receive cross hatch/dot signal.
2. Adjust RV1801 on C6 board to make H-Trapezoid distortion
best.
5-7. A BOARD ADJUSTMENT AFTER IC003
REPLACEMENT
1. Enter to Service Mode.
Press commander buttons 5 and - (Data Initialize), and
2.
2 and - (Data Copy) to initialize the data.
3. Call each item number and check if the respective screen
shows the normal picture.
In cases where items are not well adjusted, rectify the fine
adjustment.
Write the data per each item number (
4. Select item numbers "OPB00" (OP1), "OPB01" (OP2), "OPB
02" (OP3) and "OPB 03" (OP4) respectively set the bit per
model with command buttons 3 and 6.
Press commander buttons 8 and - (Test Normal) to return
5.
to the data that was set on the shipment from the factory.
(This will also cancel Service Mode.)
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[MUTING]
+-).