DOWNLOAD Sony KV-XA29K94 Service Manual ↓ Size: 9.56 MB | Pages: 107 in PDF or view online for FREE

Model
KV-XA29K94
Pages
107
Size
9.56 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-xa29k94.pdf
Date
PREV: Sony KV-XG25M8J Service Manual

Sony KV-XA29K94 Service Manual ▷ View online

–
 37 
–
KV
-XA29K94/XA34K94
RM-962
Adjustment Item Table
G
V
T
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8
8
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S
9
5
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1
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0
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0
1
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B
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3
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K
L
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3
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6
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3
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3
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0
2
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1
8
0
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8
2
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3
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M
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2
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1
–
 38 
–
KV
-XA29K94/XA34K94
RM-962
Adjustment Item Table
NOTE
•
 shaded items are fixed data.
• Standard data listed on the Adjustment Item Table are reference values, therefore it may be different for each model and for each mode.
• Note for Different Data Those are the standard data values written on the microprocessor. Therefore, the data values of the modes and stored respectively in the memory.
In case of a device replacement, adjustment by rewriting the data value is necessary for some items.
G
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– 39 –
KV-XA29K94/XA34K94
RM-962
ITEM INFORMATION
No. OPB0 OP1
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
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 Program
0 = 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)
Forced 50/60
Forced to 50/60 Hz during no signal condition
0 =60 Hz,   1 = 50 Hz
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.
APPLICABLE TO XS ONLY - Sub Language Selection (Bit 0 - Bit 2)
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
Item
KV-XA29K94
KV-XA34K94
M
1
1
D/K
0
0
I
0
0
B/G
0
0
2nd. Lang
1
1
SECAM
0
0
XTAL 3.58
1
1
XTAL 4.43
0
0
Item
KV-XA29K94
KV-XA34K94
1
1
1
1
DVD Input
1
1
Dis Fav.
0
0
Thai Bil
0
0
HDEV
0
0
NICAM
0
0
TOP
0
0
AV Input
No. OPB2 OP3
No. OPB3 *OP4
Item
KV-XA29K94
KV-XA34K94
Korean
1
1
C. Chinese
0
0
Chinese
0
0
Video3
0
0
Vid NTSC3.58
1
1
Korean ST
1
1
PNC2
1
1
Wide
1
1
Item
KV-XA29K94
KV-XA34K94
Colour SW*
2
1
1
Forced 50/60
1
1
AV Mono*
1
0
0
US ST
0
0
Auto TV sys
0
0
Auto PIC
1
1
2199 Curve*
1
0
0
PIC Rotate*
1
0
0
– 40 –
KV-XA29K94/XA34K94
RM-962
5-3. PICTURE QUALITY ADJUSTMENTS
SUB COLOR ADJUSTMENT (KV-XA25/XA29)
1. Select Video.
2. Input a NTSC 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.
6. Press 
[MUTING]
 
→ - of the commander to write the data.
7. 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 NTSC 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 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. Select "WIDE" mode, write the "SAME DATA" 3 steps.
SUB HUE ADJUSTMENT
1. Select Video 1.
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
setting to Service Mode and adjust to VB1=VB2=VB3=VB4
with 3 and 6.
5-4. DISPLAY POSITION ADJUSTMENT
PIP POSITION
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”.
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 (60Hz)
1. Input 525/60Hz, set to Service Mode.
2. Using the 1 and 4 buttons, select category GEO (Service
Mode).
3. Raise/lower the data using the 3 and 6 buttons.
Select and adjust the following items to obtain obtimum
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 (60Hz)
4. Input monoscope signal.
5. Adjust condition change to WIDE MODE: ON.
6. Using the 1 and 4 button select category GEO (Service
Mode).
7. Copy (item from normal mode (60Hz)) adjusted data for the
following items:
Service Item
GEO : 01
HSZ
H POSITION
05
VSZ
V POSITION
06
SCO
S CORRECTION
07
VLN
V LINEARITY
8. Raise/lower the data using the 3 and 6 buttons. Select
and 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.
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.
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