Picture Quality Adjustments; Display Position Adjustment; Deflection Adjustment - Sony KV-XA29M60 Service Manual

KV-XA29M60/XA29M84
RM-954 RM-953

5-3. PICTURE QUALITY ADJUSTMENTS

SUB COLOR ADJUSTMENT
1. Select Video.
2. Input a PAL color-bar.
3. Set to the following condition:
PICTURE 100%, BRIGHTNESS 50%, COLOR 50%
4. Connect an oscilloscope to pin 1 (B OUT) of CN305, A board.
5. Set to Service Mode and select SAJ 3 'SCL' with 1 and 4 of
the commander then adjust to VB2=VB3=VB4 with 3 and
6.
¡ - of the commander to write the data.
[MUTING]
6. Press
7. Adjust SAJ 3 'SCL' as step 3 to 5 when receiving NTSC
color-bar.
8. Select the 'Wide' mode, write the 'same data-3 steps' for both
PAL and NTSC input.
VB1
VB2 = VB3 = VB4 (Difference is within 70mV)
SUB HUE ADJUSTMENT
1. Select Video 1.
2. Input a NTSC 3.58 color-bar, into Video.
3. Set the following condition:
PICTURE 100%, BRIGHTNESS 50%, COLOR 50%
4. Connect an oscilloscope to pin 1 (B OUT) of CN305, A board.
5. Select SAJ 1 'SHU' with 1 and 4 of the commander by setting
to Service Mode and adjust to VB1=VB2=VB3=VB4 with 3
and 6.
VB1
The highest level of VB1,VB2,VB3,VB4 must be aligned
at the same line. Ideal difference level between VB2 and
VB3 should be within ± 110mV.
¡ - of the commander to write the data.
[MUTING]
6. Press
7. Adjust SAJ 1 'SHU' as step 3 to 6 when receiving TV mode.
VB4
VB2 VB3
VB2 = VB3 = VB4
VB3 VB4
VB2
VB1 = VB2 = VB3 = VB4

5-4. DISPLAY POSITION ADJUSTMENT

PIP POSITION
(KV-XA29M84 ONLY)
1. Input a PAL color-bar.
2. Press PIP button of the remote commander to set the PIP
picture.
3. Set to Service Mode.
4. Use 1 and 4 of the remote commander to select PIP 1 "PPH"
and use 3 and 6 to set data "15".
5. Select PIP 2 "PPV" to set data "2E".
¡ - of the remote commander to write the
[MUTING]
6. Press
data.
7. Use the screen display menu changing the PIP position to check
the PIP position.

5-5. DEFLECTION ADJUSTMENT

NORMAL MODE (50Hz)
1. Set to Service Mode.
Using the 1 and 4 button, select category GEO (Service
2.
Mode).
Raise/lower the data using the 3 and 6 buttons.
3.
Select and adjust the following items to obtain optimum
image.
Service Item
GEO : 00
01
02
03
04
05
06
07
08
09
0A
0B
WIDE MODE (50Hz)
4. Input PAL color bar.
5. Adjust condition change to WIDE MODE : ON.
Using the 1 and 3 button, select category GEO (Service
6.
Mode).
7. Copy (item from normal mode (50Hz)) adjusted data for
the following item:
Service Item
GEO : 01
05
06
07
Raise/lower data using 3 and 6 buttons, select and
8.
adjust the following items to obtain optimum image.
Service Item
GEO : 00
02
03
04
08
09
0A
0B
9. After confirm WIDE MODE : ON – OFF.
10. Repeat same steps for NTSC input signal.
– 56 –
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 POSITION
VSZ V POSITION
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