2-8. H Raster Center Adjustment - Sony KD-30XS955 Service Manual

2-7.1. COLOR OFFSET ADJUSTMENT
PROCEDURE
Preparation:
• Input an all white (30 IRE) signal to the specifi ed input.
• Adjust the white balance using the specifi ed registers.
• Set picture mode: Single (FULL) (PRO MODE Reset)
• Color: Max
VIDEO 1
CXA2170P1
NO. Name
3
CBOF
4
CROF
VIDEO 5
CXA2170P1
NO. Name
3
CBOF
4
CROF
VIDEO 7 -
CXA2170P1
NO. Name
3
CBOF
4
CROF
KD-30XS955/34XBR960/34XS955/36XS955
Control Function
CB OFFSET
CR OFFSET
Control Function
CB OFFSET
CR OFFSET
Control Function
CB0F (FROM VIDEO 5) + 3
CR0F (FROM VIDEO 5) - 4

2-8. H RASTER CENTER ADJUSTMENT

Preparation:
• Input a monoscope signal.
• Set to NTSC (DRC) mode.
1. Set to Service Mode and adjust as follows:
CXA2170P-2
NO. Name Control Function
05 AGNG AGING 1, AGING 2
CXA2170D-2
NO. Name Control Function
01 HPOS Horiz Position
02 HSIZ Horiz Size
CXA2170D-3
NO. Name Control Function
00 HBLK Blanking Enable
2. Reduce HSIZ to see sides of raster. (See Figure A)
3. Adjust H-Center with CXA2170D-2.
4. Adjust to the best screen position with H-CENT and write data.
5. Restore aging, HSIZ and HBLK to original condition.
Raster Edge Equal:
KD-30XS955/34XBR960/34XS955/36XS955
Data
2
Avg. Data
31
31
Avg. Data
0
RASTER
EDGES
RASTER
Figure A
20