Sony KV-AR292M50 Service Manual ▷ View online
– 33 –
KV-AR292M50/AR292M81
RM-W102
8. Raise/lower data using the
3
and
6
buttons, select
and adjust the following item to obtain optimum image.
Service Item
Service Item
GEOM: 000
HPOS
HORIZONTAL SHIFT (HS)
001
HPAR
HORIZONTAL
PARALLELOGRAM
PARALLELOGRAM
002
HBOW
HORIZONTAL BOW
004
VSCR
VERTICAL SCROLL
006
EWPW
EW PARABOLA/WIDTH (PW)
007
UCOP
EW UPPER CORNER
PARABOLA
PARABOLA
008
LCOP
EW LOWER CORNER
PARABOLA
PARABOLA
009
EWTZ
EW TRAPEZIUM
010
VSLP
VERTICAL SLOPE (VS)
PARALLELOGRAM
PARALLELOGRAM
013
VPOS
VERTICAL SHIFT (VSH)
014
HBL
RGB BLANKING MODE
015
WBF
TIMING OF WIDE BLANKING
(WBF)
(WBF)
016
WBR
TIMING OF WIDE BLANKING
(WBR)
(WBR)
017
SBL
SERVICE BLANKING
018
COPY
COPY THE GEO DATA TO
ALL 50/60Hz NVM AREA
ALL 50/60Hz NVM AREA
9. For Korea models only:
a) Copy adjusted 60Hz data to 50Hz
b) Add 6 steps to 50Hz "HPS" item and save data.
b) Add 6 steps to 50Hz "HPS" item and save data.
NORMAL MODE (60Hz)
1. Input 525/60Hz signal.
2. Using the
2. Using the
1
and
4
buttons select category GEO
(Service Mode.)
3. Raise/ lower data using the
3
and
6
buttons to
obtain optimum image
Service Item
Service Item
GEOM: 000
HPOS
HORIZONTAL SHIFT (HS)
001
HPAR
HORIZONTAL
PARALLELOGRAM
PARALLELOGRAM
002
HBOW
HORIZONTAL BOW
003
VLIN
VERTICAL LINEARITY
004
VSCR
VERTICAL SCROLL
005
HSIZ
EW WIDTH (EW)
006
EWPW
EW PARABOLA/WIDTH
(PW)
(PW)
007
UCOP
EW UPPER CORNER
PARABOLA
PARABOLA
008
LCOP
EW LOWER CORNER
PARABOLA
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)
BLANKING (WBF)
016
WBR
TIMING OF WIDE
BLANKING (WBR)
BLANKING (WBR)
017
SBL
SERVICE BLANKING
018
COPY
COPY THE GEO DATA TO
ALL 50/60Hz NVM AREA
ALL 50/60Hz NVM AREA
WIDE MODE (60Hz)
(V-Compression Adjustment)
1. Input mono scope signal
2. Adjust condition to WIDE MODE : ON.
3. Copy (item from NORMAL MODE 60Hz) adjusted
1. Input mono scope signal
2. Adjust condition to WIDE MODE : ON.
3. Copy (item from NORMAL MODE 60Hz) adjusted
data for the following items:
Service Item
Service Item
GEOM: 003
VLIN
VERTICAL LINEARITY
005
HSIZ
EV WIDTH (EW)
011
VSIZ
VERTICAL AMPLITUDE
012
SCOR
S-CORRECTION (SC)
4. Raise/lower data using
3
and
6
buttons, select and
adjust the following item to obtain optimum image.
Service Item
Service Item
GEOM: 000
HPOS
HORIZONTAL SHIFT (HS)
001
HPAR
HORIZONTAL
PARALLELOGRAM
PARALLELOGRAM
002
HBOW
HORIZONTAL BOW
004
VSCR
VERTICAL SCROLL
006
EWPW
EW PARABOLA/
WIDTH (PW)
WIDTH (PW)
007
UCOP
EW UPPER CORNER
PARABOLA
PARABOLA
008
LCOP
EW LOWER CORNER
PARABOLA
PARABOLA
009
EWTZ
EW TRAPAZIUM
010
VSLP
VERTICAL SLOPE(VS)
013
VPOS
VERTICAL SHIFT (VSH)
014
HBL
RGB BLANKING MODE
015
WBF
TIMING OF WIDE
BLANKING (WBF)
BLANKING (WBF)
016
WBR
TIMING OF WIDE
BLANKING (WBR)
BLANKING (WBR)
017
SBL
SERVICE BLANKING
018
COPY
COPY THE GEO DATA TO
ALL 50/60Hz NVM AREA
ALL 50/60Hz NVM AREA
– 34 –
KV-AR292M50/AR292M81
RM-W102
EW TRAPEZIUM (EWTZ)
EW PARABOLA/WIDTH (EWPW)
S CORRECTION (SCOR)
V LINEARITY (VLIN)
UPPER PIN (UCOP)
LOW PIN (LCOP)
HORIZONTOLPARALLELOGRAM (HPAR)
HORIZONTOL BOW (HBOW)
3-6. PICTURE DISTORTION ADJUSTMENT
H. CENTER ADJUSTMENT (HPOS)
1. Input Monoscope signal.
2. Activate the Service Adjustment Mode.
3. Select the HPOS item with
2. Activate the Service Adjustment Mode.
3. Select the HPOS item with
1
and
4
.
4. Adjust the value of HPOS with
3
and
6
for the best
horizontal center.
5. Press [MUTING] then
-
to save into the memory.
H. SIZE ADJUSTMENT (HSIZ)
1. Input Monoscope signal.
2. Activate the Service Adjustment Mode.
3. Select HSIZ with
2. Activate the Service Adjustment Mode.
3. Select HSIZ with
1
and
4
.
4. Adjust with
3
and
6
for the best horizontal size.
5. Press [MUTING] then
-
to save into the memory.
V. SIZE ADJUSTMENT (VSIZ)
1. Input Monoscope signal.
2. Activate the Service Adjustment Mode.
3. Select theVSIZ item with
2. Activate the Service Adjustment Mode.
3. Select theVSIZ item with
1
and
4
.
4. Adjust value of VSIZ with
3
and
6
for the best
vertical center.
5. Press [MUTING] then
-
to save into the memory.
V. CENTER ADJUSTMENT (VPOS)
1. Input Monoscope signal.
2. Activate the Service Adjustment Mode.
3. Select VPOS item with
2. Activate the Service Adjustment Mode.
3. Select VPOS item with
1
and
4
.
4. Adjust value of VPOS with
3
and
6
for the best
vertical center.
5. Press [MUTING] then
-
to save into the memory.
(
)
V.LINEARITY (VLIN), S CORRECTION (SCOR), EW
PARABOLA/WIDTH (EWPW), AND EW TRAPEZIUM
(EWTZ) ADJUSTMENTS
PARABOLA/WIDTH (EWPW), AND EW TRAPEZIUM
(EWTZ) ADJUSTMENTS
1. Input Monoscope signal.
2. Activate the Service Mode.
3. Select VLIN, SCOR, EWPW, and EWTZ with
2. Activate the Service Mode.
3. Select VLIN, SCOR, EWPW, and EWTZ with
1
and
4
.
4. Adjust with
3
and
6
for the best picture.
5. Press [MUTING] then
-
to save into the memory.
HORIZONTOL PARALLELOGRAM (HPAR), H BOW
(HBOW), UPPER PIN (UCOP) AND LOW PIN (LCOP)
ADJUSTMENTS
(HBOW), UPPER PIN (UCOP) AND LOW PIN (LCOP)
ADJUSTMENTS
1. Input Monoscope signal.
2. Activate the Service Mode.
3. Select the HPAR, HBOW, UCOP, and LCOP with
2. Activate the Service Mode.
3. Select the HPAR, HBOW, UCOP, and LCOP with
1
and
4
.
4. Adjust with
3
and
6
for the best picture.
5. Press [MUTING] then
-
to save into the memory.
(
)
– 35 –
KV
-AR292M50/AR292M81
-AR292M50/AR292M81
RM-W102
SECTION 4
DIA
GRAMS
4-1.
BLOCK DIA
GRAM
VIF
SAW
SIF
SAW
MAIN
Power
Supply
Stdby
Power
FSS TUNER
VIF/SIF
AV
Switch
3D
COMB/NR
SUB
FSS
TUNER
G/Y
B/PB
R/PR
L
R
24.576MHz
DVD in
Rear AV in
Front AV in
Mon out
Main CV
Mon
out
AV
1,2
in
AV
1
in
RGB/
DVD
in
AC in ~
220-240V
RGB out 42-44
VM 64
VD + 107
VD – 104
EWD 108
LSL 69
LSR 68
118 XTAL OUT
119 XTAL IN
40 C1
71 CVBS / Y1
71 CVBS / Y1
L, R
CISPR/
PFC
Relay
LOW B
Stdy 3
AUDIO VCC
FBT
L
2ch
3ch
Optional
Audio Amp
ATT
NVM
Pin out
H-drive
H-out
V-out
DF/DQP
VM
RGB Amp
Rot Amp
LCC Amp
feedback
R
6+6
+12
3D Woofer
+12
3D Woofer
L,R
H
P
P
EW, Hd
V+, V-
PWM
RGB
SIRCS
Key
buttons
PLL
YC out
SUB
Picture
CV/Y
UV in
PIP
I/O Port
I/O Port
VIF & SIF
POWER
Color
Decoder
YUV
Processor
Jungle
RGB
A
D
C
D
C
D
A
C
A
C
Stereo,
DSP
Micro
Text
CC & V-chip
L
E
D
D
+B
VIFIN1 105
VIFIN2 104
32 SIRCS
10 KEY
6 Green Led
7 Red Led
21 SCLO
22 SD
A
O
– 36 –
KV-AR292M50/AR292M81
RM-W102
4-2. CIRCUIT BOARDS LOCATION
A Board
C Board
F Board
H1 Board
VM Board
BC Board
B Board
J1 Board
H2 Board
D3 Board
4-3. SCHEMATIC DIAGRAM INFORMATION
Note:
•
•
All capacitors are in µF unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise
noted.
noted.
•
All resistors are in ohms.
kΩ = 1000Ω, MΩ = 1000kΩ
kΩ = 1000Ω, MΩ = 1000kΩ
•
Indication of resistance which does not have rating electrical
power is as follows.
power is as follows.
Pitch: 5 mm
Rating electrical power 1/4W (CHIP: 1/10W)
Rating electrical power 1/4W (CHIP: 1/10W)
•
: nonflammable resistor.
•
¢
: internal component.
•
: panel designation or adjustment for repair.
•
All variable and adjustable resistors have characteristic curve
B unless otherwise noted.
B unless otherwise noted.
•
Readings are taken with a color-bar signal input.
no mark
no mark
: Common
(
)
: PAL
[
]
: NTSC 3.58
•
Readings are taken with a 10MΩ digital multimeter.
•
Voltage are dc with respect to ground unless otherwise
noted.
noted.
•
Voltage variations may be noted due to normal production
tolerances.
tolerances.
•
All voltage are in Volt.
•
✽
: Cannot be measured.
•
Circled numbers are waveform references.
•
: B +bus.
•
: B –bus.
•
k
: signal path.
Note: The reference number which starts with Wxxx
(eg: W003) indicates a wire to wire connection.
Note: Components marked as XX are not fitted on this
model.
Reference information
RESISTOR
RESISTOR
: RN
METAL FILM
: RC
SOLID
: FPRD
NONFLAMMABLE CARBON
: FUSE
NONFLAMMABLE FUSIBLE
: RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
: RW
NONFLAMMABLE WIREWOUND
:
✽
ADJUSTMENT RESISTOR
COIL
: LF-8L
MICRO INDUCTOR
CAPACITOR
: TA
TANTALUM
: PS
STYROL
: PP
POLYPROPYLENE
: PT
MYLAR
: MPS
METALIZED POLYESTER
: MPP
METALIZED POLYPROPYLENE
: ALB
BIPOLAR
: ALT
HIGH TEMPERATURE
: ALR
HIGH RIPPLE
Note:
The component identified by shading and
mark
mark
! are critical for safety. Replace only
with part number specified.
Note: “A” board schematic diagram is divided into 6 blocks.
Each block is named by its function and block “alphabet”.
eg: Processor (Block A)
Joint connection between boards can be identified using
the block alphabet followed by sequence numbering.
eg: -<HOUT-DEFL (A10) To D11
Meaning: Block A joint A10 is connected to Block D joint
D11
eg: Processor (Block A)
Joint connection between boards can be identified using
the block alphabet followed by sequence numbering.
eg: -<HOUT-DEFL (A10) To D11
Meaning: Block A joint A10 is connected to Block D joint
D11
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