Side Pin Distortion Adjustment - Hitachi C43-FD5000 Service Manual

SERVICE ADJUSTMENTS
[Vertical direction]
Both of the distance between the central horizontal line of R, B and the geometric center of the screen should be
within ±2mm.
(2) After the adjustment is completed, fix the R, G and B centering magnets using white paint.
2.6

SIDE PIN DISTORTION ADJUSTMENT

Adjustment Preparation
(1) VIDEO control should be set to Factory Preset condition.
(2) Place the set facing east.
(3) DCU ROM CHECK should be completed.
Adjustment Procedure
PAL 100i MODE
(1) Input any PAL signal.
(2) Press [MENU] key.
(3) Choose FUNCTION and SCAN, and set to 100Hz mode.
(4) Press [MENU] key twice to exit from FUNCTION.
(5) Press and hold the SERVICE ONLY SW. on CONV./FOCUS P.W.B. and press [MUTE] key of Hands
-et. Green DCU cross-hatch are appeared with Conv. Data cleared.
(6) Press the [TV/VIDEO] button on the control panel, then SERVICE MENU appears.
(7) Choose SIDE PIN (EW parabola) item by using Handset up/down cursor key.
(8) Adjust SIDE PIN as following by using Handset left/right cursor key.
(9) Press [MUTE] key of handset to write the adjusted data.
(10) After adjustment, press SERVICE ONLY SW. to exit from SERVICE mode.
PAL 50Hz PROGRESSIVE MODE
(1) Input any PAL signal.
(2) Press [MENU] key.
(3) Choose FUNCTION and SCAN, and set to Progressive mode.
(4) Press [MENU] key to exit from FUNCTION.
(5) Adjust the same items as (5)-(10) of setting PAL 100i MODE.
NTSC 60Hz PROGRESSIVE MODE
(1) Input any NTSC signal.
(
2) Adjust the same items as (5)-(10) of setting PAL 100i MODE.
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I C No.15
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I C No.19
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I C No.23
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Edge of vertical DCU cross-hatch line
should be straight condition.
Note: If it's impossible to adjust the
straight line, set a little pin condition.