Sony KV-XA29M31 Service Manual ▷ View online
– 39 –
KV-XA29M31/XA29M50/
XA29M61/XA34M31
RM-954
ITEM INFORMATION
No. OPB0 OP1
No. OPB0 OP1
Item
KV-XA29M31
KV-XA29M50
KV-XA29M61
KV-XA34M31
M
1
1
1
1
D/K
1
1
1
1
I
1
1
1
1
B/G
1
1
1
1
2nd. Lang
1
1
1
1
SECAM
1
1
1
1
XTAL 3.58
1
1
1
1
XTAL 4.43
1
1
1
1
AV Input
00 = no AV Input
01 = 1 AV Input
10 = 2 AV Input
11 = 3 AV Input
DVD Input
Effective only when "AV Input" is set to 3 AV Input
Dis Fav.
Disable Favorite Channel (Effective For XF-L (21" & 14") Models Only)
No. OPB1 OP2
Item
KV-XA29M31
KV-XA29M50
KV-XA29M61
KV-XA34M31
1
1
1
1
1
1
1
1
DVD Input
1
1
1
1
Dis Fav.
0
0
0
0
Thai Bil
0
0
0
0
HDEV
1
0
1
1
NICAM
1
0
1
1
TOP
1
0
1
1
AV Input
PIC Rotate
*1
PIC Rotation Switch
0 = disabled,
1 = enabled
2199 Curve
*1
2199 volume Curve Selection
0 = Others,
1 = 2199 Volume Curve.
Auto PIC
*3
Auto Picture Improvement
0 = off
PNC1/PNC2
1 = activate
PNC1/PNC2
A-TVsys
Auto TV System in Auto Program0 = disabled, 1 = enabled
US ST
*
USA Stereo
0 = disabled,
1 = enabled
AV MONO
*1
AV Mono model
0 = Stereo,
1 = Mono
(No Balance & Surround selection)
(No Balance & Surround selection)
11 Key
Front Key Selection
0 = 7 key model, 1 = 11 key model
Color SW
*2
Color Data Selection in Dynamic Mode
0 = 65 (No PIP), 1 = 57 (PIP)
Note:
*1
- For XA21 Models Only
*2
- For XA25/29/34 Models Only
*3
- For PNC3, the enables are from service item APG and APB.
No. OPB2 OP3
Item
KV-XA29M31
KV-XA29M50
KV-XA29M61
KV-XA34M31
Colour SW*
2
0
0
0
0
11 KEY
0
0
0
0
AV Mono*
1
0
0
0
0
US ST
0
0
0
0
Auto TV sys
0
0
0
0
Auto PIC
1
1
1
1
2199 Curve*
1
0
0
0
0
PIC Rotate*
1
0
0
0
0
APPLICABLE TO XS ONLY - Sub Language Selection (Bit 0 - Bit 2)
Korean Stereo*
Korean Stereo*
Korean Stereo
0 = disabled,
1 = enabled
PNC2*
2
Enable switch of PNC2
0 = disable,
1 = enable
Video NTSC3.58*
Video Color System
0 = Multi System,
1 = Single System (NTSC3.58)
Wide
Enable wide mode
0 = disable,
1 = enable
Note : *APPLICABLE FOR NTSC MODELS ONLY
No. OPB3 *OP4
Item
KV-XA29M31
KV-XA29M50
KV-XA29M61
KV-XA34M31
Thai
1
1
1
1
Arabic
1
1
1
1
Chinese
1
1
1
1
Video3
0
0
0
0
Vid NTSC3.58
0
0
0
0
Korean ST
0
0
0
0
PNC2
1
1
1
1
Wide
0
0
0
0
– 40 –
KV-XA29M31/XA29M50/
XA29M61/XA34M31
RM-954
5-3. PICTURE QUALITY ADJUSTMENTS
SUB COLOR ADJUSTMENT (KV-XA25/XA29)
1. Select Video.
2. Input a PAL color-bar.
3. Set to the following condition:
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
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.
6.
6. Press
[MUTING]
→ - of the commander to write the data.
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.
SUB COLOR ADJUSTMENT (KV-XA34)
1. Select Video.
2. Input PAL Color Bar
3. Set to following condition PICTURE 100%, BRIGHTNESS
2. Input PAL Color Bar
3. Set to following condition PICTURE 100%, BRIGHTNESS
50%, Color 50%.
4. Connect an oscilloscope to pin 1 (BOUT) of CN305, A Board.
5. Set the service mode and select SAJ 3 ‘SCL’ with 1 and 4 of
5. Set the service mode and select SAJ 3 ‘SCL’ with 1 and 4 of
the commander then adjust the VB2=VB3=VB4 3 and 6.
6. Press
[MUTING]
→ - of the commander to write the data.
7. Add 6 steps and save the data.
8. Input NTSC Color Bar to the TV set and repeat items (3 to 7).
9. Select "WIDE" mode, write the "SAME DATA" for both PAL
8. Input NTSC Color Bar to the TV set and repeat items (3 to 7).
9. Select "WIDE" mode, write the "SAME DATA" for both PAL
and NTSC Color Bar input.
SUB HUE ADJUSTMENT
1. Select Video 1.
2. Input a NTSC 3.58 color-bar, video into Video 1.
3. Set the following condition:
2. Input a NTSC 3.58 color-bar, video into Video 1.
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
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.
with 3 and 6.
5-4. DISPLAY POSITION ADJUSTMENT
PIP POSITION
(Not used for these models)
1. Input a PAL color-bar.
2. Press PIP button of the remote commander to set the PIP
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”
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”.
6. Press
6. Press
[MUTING]
→ - of the remote commander to write the
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.
2.
Using the 1 and 4 button, select category GEO (Service
Mode).
Mode).
3.
Raise/lower the data using the 3 and 6 buttons.
Select and adjust the following items to obtain optimum
image.
Select and adjust the following items to obtain optimum
image.
Service Item
GEO : 00
HPS
H POSITION
01
HSZ
H SIZE
02
PAP
PIN AMP
03
TLT
TILT
04
VPS
V POSITION
05
VSZ
V SIZE
06
SCO
S CORRECTION
07
VLN
V LINEARITY
08
BOW AFC BOW
09
AGL
AFC ANGLE
0A
UPN
UPPER CORNER PIN
0B
LPN
LOWER CORNER PIN
WIDE MODE (50Hz)
4.
Input PAL color bar.
5.
Adjust condition change to WIDE MODE : ON.
6.
Using the 1 and 3 button, select category GEO (Service
Mode).
Mode).
7.
Copy (item from normal mode (50Hz)) adjusted data for
the following item:
Service Item
the following item:
Service Item
GEO : 01
HSZ
H POSITION
05
VSZ
V POSITION
06
SCO
S CORRECTION
07
VLN
V LINEARITY
8.
Raise/lower data using 3 and 6 buttons, select and
adjust the following items to obtain optimum image.
adjust the following items to obtain optimum image.
Service Item
GEO : 00
HPS
H POSITION
02
PAP
PIN AMP
03
TLT
TILT
04
VPS
V POSITION
08
BOW AFC BOW
09
AGL
AFC ANGLE
0A
UPN
UPPER CORNER PIN
0B
LPN
LOWER CORNER PIN
9.
After confirm WIDE MODE : ON – OFF.
10.
Repeat same steps for NTSC input signal.
6. Press
[MUTING]
→ - of the commander to write the data.
7. Adjust SAJ 1 "SHU" as step 3 to 6 when receiving TV mode.
VB1
VB2
VB3
VB4
VB1 = VB2 = VB3 = VB4
VB1
VB2
VB3
VB4
VB2 = VB3 = VB4
VB2 = VB3 = VB4 (Difference is within 70mV)
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.
at the same line. Ideal difference level between VB2 and
VB3 should be within ± 110mV.
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