DOWNLOAD Sony KV-XF34K94 Service Manual ↓ Size: 3.75 MB | Pages: 65 in PDF or view online for FREE

Model
KV-XF34K94
Pages
65
Size
3.75 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-xf34k94.pdf
Date

Sony KV-XF34K94 Service Manual ▷ View online

– 38 –
KV
-XF34K94
RM-962
Adjustment Item Table
Device
Functionality
Note
Data Range
Function
Note for
Register
Slava
RAM Address
Name
No
Name
Different Data
No. (bit)
Address
(bit)
SVP
0
SBF
22
3F
SECAM BELL f0
1C (7-2)
CXA2060AS(8AH)
85 (7-2)
1
HOS
7
0F
H Oscillation
0C (7-4)
80 (7-4)
2
SHU
8
0F
Sub Hue Control
TV/Video
05 (7-2)
31E
3
SCL
1F
3F
Sub Color Control
NTSC/Others
04 (7-2)
31F
PIP
0
SDL
2
0F
Delay of output SELECT
01 (6-3)
SDA9288X(D6H)
190 (6-3)
1
PPH
15
FF
H Position of TOP-LEFT Pin P
01/02
19F
2
PPV
2E
FF
V Position of TOP-LEFT Pin P
03 (7-0)
1A0
3
YDL
0
07
Delay of Luminance Input
04 (2-0)
193 (2-0)
4
HDI
0
0F
H Sync Delay for Inset
06 (3-0)
195 (3-0)
5
ISC
1
1
Inset Clock Selection
06 (4)
195 (4)
6
CLP
1
1
Clamp Pulse Selection
06 (5)
195 (5)
7
CLC
0
1
Clamp Cycle Selection
06 (6)
195 (6)
8
CON
0
0F
Contrast Adjustment for inset
09 (7-4)
198 (7-4)
9
PLL
2
03
H Position For A-ch
0D (6-5)
19C (6-5)
10
PDV
0
0F
PIP V Pedestal Level
0E (7-4)
19D (7-4)
11
PDU
0
0F
PIP U Pedestal Level
0E (3-0)
19D (3-0)
TXT
0
TXH
1
3
Teletext Horizontal Position
10 (1-0)
SAA5261(58H)
357 (1-0)
1
TXV
0
3
Teletext Vertical Position
10 (5-4)
357 (5-4)
OPM
0
OSH
11
3F
OSD H Position
Option-Misc
1F1
CXP750097(60H)
17B (7-2)
1
COM
3
03
Comb Selection (00-No Comb, 01-Glass Comb,
34D (7-6)
02-Digital Comb, 03-Multi-Standard Comb)
2
APC
1
1
APC Switch
34C (5)
3
TSY
0
03
TV Sys at Auto TV Sys
34C (4-3)
4
MUT
1
1
No Signal Mute
34C (0)
5
AFM
1
1
Auto FM switch
34C (1)
6
RFB
0
3
C-BPF Control
340 (5-4)
7
TVO
2
7
Tilt to V-Angle offset
340 (2-0)
8
DBL
0
1
Disable Blueback Function
34C (2)
9
SSO
1
3
Speed Search Option (0-off, 1-4x,2-6x,3-8x)
34C (7-6)
10
SCH
1
7F
CH Selection for Shipping Condition NTSC models only
376 (6-0)
11
SCA
1
1
Cable/Air Selection for
NTSC models only
376 (7)
Shipping Condition
OPB
0
OP1
F1
FF
Optional Bits 1 (see below)
Option-Bits
CXP750097(60H)
4C
1
OP2
7
FF
Optional Bits 2 (see below)
4D
2
OP3
A8
FF
Optional Bits 3 (see below)
4E
3
OP4
4
FF
Optional Bits 4 (see below)
4F
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.
– 39 –
KV-XF34K94
RM-962
ITEM INFORMATION
No. OPB0 OP1
No. OPB1 OP2
Item
KV-XF34K94
1
1
DVD Input
0
Dis Fav.
0
Thai Bil
0
HDEV
0
NICAM
0
TOP
0
AV Input
No. OPB2 OP3
Item
KV-XF34K94
Colour SW
*2
1
11 KEY
0
AV Mono
*1
0
US ST
0
A- TV sys
0
Auto PIC
1
2199 Curve 
*1
0
PIC Rotate 
*1
0
APPLICABLE FOR XF-L (21" & 14") MODELS ONLY!
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)
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
Auto Picture Improvement
0 = inactive,
1 = active
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)
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 XF-L (21" & 14") Models Only
*2
 - For XF-H (34", 29" & 25") Models Only
No. OPB3 OP4
Item
KV-XF34K94
N/A
0
Korean
1
Chinese
0
N/A
0
Vid NTSC3.58
1
Korean ST
1
XS/LF
1
Forced 50/60
1
APPLICABLE TO XS ONLY - Sub Language Selection (Bit 0 - Bit 2)
XS/LF
Select Different Picture & Sound Mode for XS Series (0) and LF Series (1)
LF series will be using XF-H Picture & Sound mode setting.
Korean ST
Korean Stereo
0 = disabled,
1 = enabled
Vid NTSC3.58
Video Color System
0 = Multi System.
1 = Single System
 (NTSC3.58)
Forced 50/60
Forced to 50/60Hz during no signal
0 = 60Hz,
1 = 50Hz
Item
KV-XF34K94
M
1
D/K
0
I
0
B/G
0
2nd. Lang
1
SECAM
0
XTAL 3.58
1
XTAL 4.43
0
– 40 –
KV-XF34K94
RM-962
SUB HUE ADJUSTMENT
1. Select Video 1.
2. Input a NTSC color -bar , video into  Video 1.
3. Set the f ollowing 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 set-
ting to Ser vice Mode and adjust to  VB1=VB2=VB3=VB4 with
3 and  6.
4-3. PICTURE QUALITY ADJUSTMENTS
SUB COLOR ADJUSTMENT
1. Input a NTSC color -bar .
2. Set to the f ollowing condition:
PICTURE 100%, BRIGHTNESS 50%, COLOR 50%
3. Connect an oscilloscope to pin 
1 (B OUT) of CN305, A board.
4. Set to Ser vice Mode and select SAJ 3 ‘SCL ’ with  1 and  4 of
the commander then adjust to 
VB2=VB3=VB4 with  3 and
6.
5. Press 
[MUTING]
 → - of the commander to write the data.
6. Adjust SAJ 3 ‘SCL ’ as step 2 to 5 when r eceiving NTSC color -
bar.
VB1 VB2
VB3 VB4
VB2 = VB3 = VB4
6. Press 
[MUTING]
 → - of the commander to write the data.
VB1 VB2
VB3 VB4
VB1 = VB2 = VB3 = VB4
BELL FILTER ADJUSTMENT
1. Input SECAM color -bar signal.
2. Connect the dual-trace oscilloscope to CN303 pin 
9 (not
mounted).
3. Adjust SER VICE MODE, ITEMS ‘SBF’  as shown belo w.
4-4. DISPLAY POSITION ADJUSTMENT
PIP POSITION
1. Input a NTSC color -bar .
2. Pr ess PIP b utton of the r emote 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 “14”.
5. Select PIP 2 “PPV” to set data “27”.
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.
4-5. A BOARD ADJUSTMENT AFTER IC003
(MEMORY) REPLACEMENT
1. Enter to Service Mode.
2. Pr ess commander b uttons  5 and  - (Data Initialize), and  2
and  - (Data Copy) to initialize the data.
3. Call each item number and check if the r
espective screen shows
the normal picture.
In cases where items are not well adjusted, rectify the items
with fine adjustment.
Write the data per each item number (
[MUTING]
 +-).
4. Select item numbers “OPB0” (OP1), “OPB1” (OP2) and
“OPB2”  (OP3) and r especti vely set the bit per model with
command b uttons  3 and  6.
5. Pr ess commander b uttons  8 and  - (Test Normal) to r etur n
to the data that was set on the shipment fr
om the factory .
(This will also cancel Service Mode.)
– 41 –
KV-XF34K94
RM-962
4-6. PICTURE DISTORTION ADJUSTMENT (1)
Item Number 00 – 0B
GEO 0
HPS (H POSITION)
GEO 1
HSZ (H SIZE)
GEO 2
PAP (PIN AMP)
GEO 5
VSZ (V SIZE)        
GEO 7
VLN (V LINEARITY)  
GEO 4
VPS (V POSITION)
GEO 6
SCO (VERTICAL S-Correction)
GEO 8
BOW (AFC.BOW)
GEO 9
AGL (AFC.ANGLE)
GEO 3
TLT (TRAPEZIUM)
GEO 0A UCP (UPPER CORNER PIN)
GEO 0B LCP (LOWER CORNER PIN)
PICTURE DISTORTION ADJUSTMENT (2)
H-TRAPEZOID (Rotate RV1801)
Page of 65
Display

Click on the first or last page to see other KV-XF34K94 service manuals if exist.