A Board Adjustment After Ic003 (Memory) Replacement - Sony TRINITRON KV-ES38N90 Service Manual

FOR DRC1050(60Hz) MODE
34. Input 525/60Hz signal. Change to DRC-MF: DRC1250.
35. Copy "DAC 00 HCT (DRC1250, 50Hz)" to
"DAC 00 HCT (DRC1250, 60Hz)".
36. Adjust the following items.
Service Item
GEO: 00 VSZ V SIZE
01 VPS V POSITION
02 VLN V LINEARITY
03 SCO S CORRECTION
04 HSZ H SIZE
05 HPS H POSITION
06 PAP PIN AMP
07 UPN UPPER CORNER PIN
08 LPN LOWER CORNER PIN
09 TRZ TRAPEZIUM
0A AGL AFC ANGLE
0B BOW AFC BOW
DAC 01 HLN H LINEARITY
02 MDP MIDDLE PIN
03 CCP LOWER CORNER PIN
04 HTR HORIZONTAL TRAPEZIUM
37. Repeat step 5, 6 and 8.
FOR DRC100(60Hz) MODE
38. Change to DRC-MF: DRC100 and then adjust the items
listed in no.36.
FOR PIP(60Hz) MODE
39. Change to PIP mode (PIP: ON) and then adjust the items
listed in no.36.
40. Repeat step 5, 6 and 8.
FOR TWIN(60Hz) MODE
41. Change to TWIN: ON
42. Copy "GEO 00 VSZ, 04 HSZ, 05 HPS (PIP 60Hz)" to
"GEO 00 VSZ, 01 VPS, 04 HSZ, 05 HPS (TWIN 60Hz)"
43. Adjust " GEO 09 TRZ".
FOR PROGRAM INDEX(60Hz) MODE
43. Change to PROGRAM INDEX MODE.
44. Copy "GEO 00 VSZ, 04 HSZ, 05 HPS (PIP 60Hz)" to
"GEO 00 VSZ, 01 VPS, 04 HSZ, 05 HPS (TWIN 60Hz)"
45. Adjust " GEO 09 TRZ".
46. Repeat step 5, 6 and 8.
FOR WIDE MODE, DRC1050(60Hz)
47. Change to VIDEO MODE: Input 525/60Hz singal.
48. Change to DRC-MF: DRC1050, WIDE MODE: ON
49. Adjust the items listed in no.36.
FOR WIDE MODE, DRC100(60Hz)
50. Change the VIDEO MODE: Input 525/60Hz signal.
51. Change to DRC-MF: DRC100, WIDE MODE: ON.
52. Adjust the items listed in no.36 and repeat step 5, 6 and 8.
FOR WIDE MODE, PIP(60Hz)
53. Change the VIDEO MODE: Input 525/60Hz signal.
54. Change to PIP: ON, WIDE MODE: ON.
55. Adjust the items listed in no.36 and repeat step 5, 6 and 8.
6-5. A BOARD ADJUSTMENT AFTER IC003
(MEMORY) REPLACEMENT
1. Enter to Service Mode.
2. Press commander buttons 5 and 0 (Data Initialize), and 2
and 0 (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 items
with fine adjustment.
4. Select item numbers "OPB00" (OP1), "OPB01" (OP2) and
respectively set the bit per model with command buttons 3
and 6.
5. Press commander buttons 8 and 0 (Test Normal) to return
to the data that was set on the shipment from the factory.
(This will also cancel Service Mode).
– 59 –
KV-ES38N90
RM-958