DOWNLOAD Sony KV-AR292M50 Service Manual ↓ Size: 13.44 MB | Pages: 127 in PDF or view online for FREE

Model
KV-AR292M50
Pages
127
Size
13.44 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-ar292m50.pdf
Date

Sony KV-AR292M50 Service Manual ▷ View online

– 29 –
KV-AR292M50/AR292M81
RM-W102
No. OPB4
Item
KV-AR292M50
KV-AR292M81
Text
1
1
Top
0
0
V-Chip
0
0
Surround
1
1
Equalizer
1
1
VM
1
1
1 spk
Models
0
0
Firmware/
SMAT
1
1
Firmware
(SSD Firmware Downloading)
0 = disabled, 1 = enabled
SMAT
Surround Matrix
0 = Active, 1 = Passive
1 spk Models
1 Speaker Models
0 = 2 or 3 Speaker Models,
1 = 1 speaker Models
VM
(Velocity Modulation)
0 = disabled, 1 = enabled
Equalizer
(5-band Equalizer Model)
0 = Bass/Treble Model, 1 = Equalizer Model
Surround
(US/GA Surround Selection)
0 = Off/Simulated/Surround
1 = Off/Simulated/WOW/TruSurround (US)
1 = Off/Simulated/SRS (3D) Surround (GA)
V-Chip
(V-Chip Model)
0 = Channel Block Model (no rating)
1 = Parental Control Model (rating)
TOP
(Forced TOP)
0 = Auto Mode (TOP/FLOF), 1 = Forced TOP
TEXT
(Teletext Model)
0 = Non-Teletext Model, 1 = Teletext Model
Full Surround
(Full Surround option
 - no for euro model)
0 = Normal Surround Model
1 = Full Surround Model
(Off/simulated/surround/
SRS/WOW/TruSurround)
No Surround
(No Surround Model)
0 = Surround Model, 1 = Non-Surround Model
Forced 60
(Forced 60Hz in no signal)
0 = 50Hz, 1 = 60Hz
ASD
(Automatic Standard Detection)
0 = disabled, 1 = enabled
Tilt
(Tilt Correction/PIC Rotation)
0 = disabled, 1 = enabled
IP Plus
(Intelligent Picture Plus)
0 = disabled, 1 = enabled
IP
(Intelligent Picture)
0 = disabled, 1 = enabled
Wide
(Wide Mode/V-Compressed)
0 = disabled, 1 = enabled
No. OPB5
Item
KV-AR292M50
KV-AR292M81
Wide
1
1
IP
1
1
IP Plus
1
1
Tilt
1
1
ASD
1
0
Forced 60
0
0
No
Surround
0
0
Full
Surround
0
0
Decimal
185
185
Decimal
31
15
– 30 –
KV-AR292M50/AR292M81
RM-W102
No. OPB6
Item
KV-AR292M50
KV-AR292M81
Feature 1
0
0
Feature 2
1
1
Latin
0
0
GA US
1
1
OSD Language Selection
GA US
(US Model Destination)
0 = US/CANADA/Latin
1 = Taiwan/Korea/Philippine
(Wake-up timer enable)
(GA Surround Spec:OFF,
SIMULATED, SRS)
Latin
(US Model Latin Destination)
0 = US/CANADA (No Volume Figure Display)
1 = Latin (Volume Figure Display)
Feature 2
(Temporary for BX1L)
0 = Comb Not available
1 = Comb available
Feature 1
(Temporary for BX1L)
0 = PiP Not Available
1 = PiP available
OSD Language Selection
01xx = French
(English always available except JP)
US
0x1x = Spanish
0xx1 = Portuguese
US
1x1x = Complicated Chinese
(GA NTSC)
1xx1 = Korean
1xxx = Simplified Chinese
GA
x1xx = Arabic
xx1x = Thai
xxx1 = Vietnamese
0000 = Destination ADE
EU
0001 = Destination BL
0010 = Destination KR
0011 = Destination U
Decimal
168
164
1
0
0
1
0
0
0
0
– 31 –
KV-AR292M50/AR292M81
RM-W102
3-3. PICTURE QUALITY ADJUSTMENT
SUB COLOR ADJUSTMENT
1. Select Video.
2. Input PAL 100% Color Bar.
3. Set to following condition:
PICTURE 100%,COLOR 50%, BRIGHTNESS 50%,
HUE Center, SHP 50%.
4. Set the PICT 06 WTS to 00h.
5. Connect an oscilloscope to pin 2 (B OUTPUT) of
CN004 A Board.
6. Set the service mode and select  SADJ 04 "SCOL"
with 
1
 and 
4
 of the commander then adjust to VB2 =
VB3 = VB4 (for PAL) with 
3
 and 
6
 and write in the
data as below:-
- Add 2 steps to SCOL (PAL) - 25" / 29"
- Add 6 steps to SCOL (PAL) - 34"
7. Copy "SCOL 50 PAL(Video)"data to "SCOL 50
SECAM(Video)"
8. Copy "SCOL 50 PAL(Video)" and "SCOL 50 SECAM
(Video)" data to "SCOL 50 PAL(TV)" and "SCOL 50
SECAM(TV)" Table.
9. Input NTSC 75% Color Bar to TV set 3-5.
10. Set the service mode and select SADJ 04 "SCOL"
with 
1
 and 
4
 of the commander then adjust to VB1 =
VB4 (for NTSC) with 
3
 and 
6
 and write in the data
as below:-
- Add 3 steps to SCOL (NTSC) - 25" / 29"
- Add 6 steps to SCOL (NTSC) - 34"
11. Copy "SCOL 60 NTSC(Video)"data to "SCOL 60
NTSC(TV)"
12. Copy "SCOL 50 PAL"data to "SCOL 50 YUV" table
and "SCOL 60 NTSC" data to "SCOL 60 YUV".
13. Set WTS back to original data.
VB2 = VB3 = VB4(For PAL sub color adjustment)
VB1 = VB4(For NTSC sub color adjustment)(Difference is
within 70mV)
SUB HUE ADJUSTMENT
1. Select Video.
2. Input NTSC 3.58 Color Bar to TV set.
3. Set to following condition:
PICTURE 100%,COLOR 50%, BRIGHTNESS 50%,
HUE Center, SHP 50%.
4. Connect an oscilloscope to pin 2 (B output) of CN004.
5. Set the service mode and select SADJ 01 "SHUE"
with 
1
 and 
4
 of the commander then adjust to
VB1=VB2=VB3=VB4 with 
3
 and 
6
.
6. Then press [MUTING] 
-
 to write the data.
7. Select TV channel and repeat 3-6.
8. Single systems models with NTSC 4.43 select TV
channel with NTSC 4.43 repeat item 3-6.
VB1
VB2
VB3
VB4
VB1
VB2
VB3
VB4
VB1 = VB2 = VB3 = VB4
80mV
The highest level of VB1, VB2, VB3, VB4 must be
aligned at the same time.
The ideal difference between VB2 and VB3 is within ± 80mV.
Sub Hue Adjustment For YUV input
1. Select YUV input.
2. Input NTSC 3.58 Color Bar Into YUV mode.
3. Connect an oscilloscope to pin 1 (B output) of CN004.
4. Set the service mode and select YC 13 "TINT" with 
1
and 
4
 of the commander then adjust to
VB1=VB2=VB3=VB4 with 
3
 and 
6
.
5. Then press [MUTING] 
-
 to write the data.
The highest level of VB1, VB2, VB3, VB4 must be
aligned at the same time.
The ideal difference between VB2 and VB3 is within ± 80mV.
PMAX/CONTRAST ADJUSTMENT
Picture Mode: Personal
1. Select Video mode.
2. i)Input PAL Color Bar toTV set. (Other)
ii)Input NTSC 75% Color Bar (NTSC model).
3. Set the following condition:
PICTURE 100%, COLOR 0%,BRIGHTNESS 50%
4. Connect oscilloscope to pin 4 (R Output) of CN004,
5. Set to Service Mode PWL PICT 03 to 00h and WHBL
017 BLBG to 01h.
6. Select SADJ 00 "PMAX" with 
1
 and 
4
 of the
commander then adjust VR within spec with 
3
 and 
6
.
7. Copy SADJ 00 PMAX (Video mode) to SADJ 00
PMAX (TV mode).
8. Select "WIDE" mode for TV & Video mode,  Write the
PMAX Data – 6 steps (for model with V-Compression
features only).
9. Set the PWL & BLBG back to (PWL: 01h and BLBG: 00h)
VR
Black
VB1
VB2
VB3
VB4
VB1 = VB2 = VB3 = VB4
80mV
VR
NTSC
1.85±0.03Vpp
1.57±0.03Vpp
1.85±0.03Vpp
34"
29"
25"
PAL
2.20±
0.03Vpp
1.90±
0.03Vpp
2.20±
0.03Vpp
– 32 –
KV-AR292M50/AR292M81
RM-W102
3-5. DEFLECTION ADJUSTMENT
H-TRAPEZOID ADJUSTMENT
1. Receive cross hatch/dot signal
2. Adjust RV1801 on C-Board to make H-Trapezoid
distortion best.
NORMAL MODE (50Hz)
1. Set to Service Mode.
2. Input SPCB Signal (For NTSC models select Video mode)
3. Using the 
1
 and 
4
 buttons select category GEO
(service mode) Raise/lower data using the 
3
 and 
6
buttons to adjust the following items:-
Service Item
GEOM: 000
HPOS
HORIZONTAL SHIFT (HS)
001
HPAR
HORIZONTAL
PARALLELOGRAM
002
HBOW
HORIZONTAL BOW
003
VLIN
VERTICAL LINEARITY
004
VSCR
VERTICAL SCROLL
005
HSIZ
EW WIDTH (EW)
006
EWPW
EW PARABOLA/WIDTH
(PW)
007
UCOP
EW UPPER CORNER
PARABOLA
008
LCOP
EW LOWER CORNER
PARABOLA
009
EWTZ
EW TRAPEZIUM
010
VSLP
VERTICAL SLOPE (VS)
011
VSIZ
VERTICAL AMPLITUDE
012
SCOR
S-CORRECTION (SC)
013
VPOS
VERTICAL SHIFT (VSH)
014
HBL
RGB BLANKING MODE
015
WBF
TIMING OF WIDE
BLANKING (WBF)
016
WBR
TIMING OF WIDE
BLANKING (WBR)
017
SBL
SERVICE BLANKING
018
COPY
COPY THE GEO DATA TO
ALL 50/60Hz NVM AREA
4. For Korea models only:
a) For GEOM items, copy adjusted 60Hz to 50Hz
b) Add 6 steps to 50Hz "HPOS" item and save data.
c) Add 3 steps to 50Hz "HSIZ" item and save data.
WIDE MODE (50Hz)
(V-Compression Adjustment)
5. Input SPCB signal(For NTSC models select Video mode)
6. Adjust condition to WIDE MODE : ON.
7. Copy (item from NORMAL MODE (50Hz) adjusted
data for the following items:
Service Item
GEOM: 003
VLIN
VERTICAL LINEARITY
005
HSIZ
EW WIDTH (EW)
011
VSIZ
VERTICAL AMPLITUDE
012
SCOR
S-CORRECTION (SC)
YOUTPUT LEVEL ADJUSTMENT
(AR2 series only)
1. Input a color with bar with 100IRE white signal to pin
1
 (CVBS) of CN2001 BC board.
2. Set to service mode and select 3D NR Bus data with
1
 and 
4
 of the commander.
3. Press [MUTING] 
-
 to write the data to TC90A88F.
PICTURE CONFIRMATION
(AR2 series only)
1. Input a color bar with 100IRE white signal to pin 1
(CVBS) of CN2001 BC board.
2. Confirm no dot structure can been seen and the
picture is normal on the screen.
3. Input signal RAMP to pin 1 (CVBS) of CN2001 BC
board.
4. Confirm no vertical stripes, no noise can be seen and
the picture is normal on the screen.
5. Adjust RV2001 (BC board) so that the output level of
CN2001 (BC board) pin 3 (YOUT) is within spec
3-4. DISPLAY POSITION ADJUSTMENT
(not used for this model)
PIP POSITION
1. Input a PAL Color Bar.
2. Press PIP button on remote commander to set PIP
position.
3. Set to service mode.
4. Use 
1
 & 
4
 of the RM to select
PIP 00 HPS (for H Picture Position),
PIP 01 VPS (V Picture Position),
PIP 02 VFP (V Fine Picture),
PIP 03 HFP (H Fine Picture),
5. Adjust with 
3
 & 
6
 for best position & picture.
1.4 ± 0.05 Vpp
Page of 127
Display

Click on the first or last page to see other KV-AR292M50 service manuals if exist.