Display Position Adjustment; Deflection Adjustment - Sony TRINITRON KV-AR292N90 Service Manual

KV-AR292N90
RM-W150
Y OUTPUT LEVEL ADJUSTMENT
(AR2 series only)
1. Input a color 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
and of the commander.
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3. Press [MUTING] t
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 & of the RM to select
1 4
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
to write the data to TC90A88F.
-
1.4 ± 0.05 Vpp
for best position & picture.
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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 and
1
(service mode) Raise/lower data using the
buttons to adjust the following items:-
Service Item
GEOM: 000 HPOS
001 HPAR
002 HBOW
003 VLIN
004 VSCR
005 HSIZ
006 EWPW
007 UCOP
008 LCOP
009 EWTZ
010 VSLP
011 VSIZ
012 SCOR
013 VPOS
014 HBL
015 WBF
016 WBR
017 SBL
018 COPY
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
005 HSIZ
011 VSIZ
012 SCOR
– 32 –
buttons select category GEO
4
3
HORIZONTAL SHIFT (HS)
HORIZONTAL
PARALLELOGRAM
HORIZONTAL BOW
VERTICAL LINEARITY
VERTICAL SCROLL
EW WIDTH (EW)
EW PARABOLA/WIDTH
(PW)
EW UPPER CORNER
PARABOLA
EW LOWER CORNER
PARABOLA
EW TRAPEZIUM
VERTICAL SLOPE (VS)
VERTICAL AMPLITUDE
S-CORRECTION (SC)
VERTICAL SHIFT (VSH)
RGB BLANKING MODE
TIMING OF WIDE
BLANKING (WBF)
TIMING OF WIDE
BLANKING (WBR)
SERVICE BLANKING
COPY THE GEO DATA TO
ALL 50/60Hz NVM AREA
VERTICAL LINEARITY
EW WIDTH (EW)
VERTICAL AMPLITUDE
S-CORRECTION (SC)
and
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