Focus Adjustment; G2 (Screen) Adjustments; White Balance Adjustment; Sub Bright Adjustment - Sony TRINITRON KV-HW212M60 Service Manual

Color tv
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KV-HW212M60/M80/M80/H/M83/M83/H/P52
2-3.

FOCUS ADJUSTMENT

FOCUS adjustment should be completed before the W/B
adjustment:
1. Receive digital monoscope pattern.
2. Set picture mode: DYNAMIC (Others). VIVID
(Philippines/Taiwan)
3. Adjust focus VR to obtain a just focus at the center of
the screen.
4. Change receiving signal to white pattern and blue
back.
5. Confirm MAGENTA RING is not noticeable. Incase
magenta ring is obvious, then adjust FOCUS VR to
balance magenta ring and FOCUS.
FOCUS
SCREEN
FLYBACK TRANSFORMER (T802-14")
FLYBACK TRANSFORMER (T801-21")
2-4.

G2 (SCREEN) ADJUSTMENTS

1. Set the PICTURE & BRIGHTNESS to STANDARD.
2. Put the Video input mode signal.
3. Connect R,G,B of the C board cathode to
oscilloscope. Set WHBL 016 RGBB to 00.
4. Adjust Brightness to obtain the cathode value to
value below.
5. Adjust G2 (screen) on the FBT until picture shows
the point before cut off.
RM-W101
KV-HW212M81
RM-W100
165 ± 2VDC
2-5.

WHITE BALANCE ADJUSTMENT

1. Set to Service Mode (Refer Section 3-1:
ADJUSTMENTS WITH COMMANDER)
2. Input white raster signal.
3. Set Picture to <DYNAMIC mode>
4. Select RDRV (002) with
value to 37(dec) with
5. Adjust WHBL GDRV (003) and BDRV (004) with
and
and adjust the data with
4
white balance in Highlight condition.
6. Write into the memory by pressing [MUTING] then
7. Adjust WHBL BKOR (000) and BKOG (001) with
and
and adjust the level with
4
white balance cut-off condition.
8. Write into memory by pressing [MUTING] then
2-6.

SUB BRIGHT ADJUSTMENT

1. Set to service mode.
2. Brightness set to 50%, Picture....Minimum
3. Select WHBL SBRT (010) with
SBRT (010) data with
stripe from right dimly lit.
4. Write into the memory by pressing [MUTING] then
5. GA models Cut-off
Slightly Glimmer : 20 IRE
– 12 –
and
and fixed the
1
4
and
.
3
6
and
for best
3
6
and
for best
3
6
-
and
and adjust
1
4
and
so that the third
3
6
: 10 IRE
1
.
-
1
.
.
-

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