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Hitachi C43-FD2000 Service Manual page 66

Dp2m chassis, projection color television

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2.8 HORIZONTAL SIZE ADJUSTMENT
Adjustment Preparation
(1) VIDEO control should be set Factory Preset condition.
(2) DCU ROM CHECK should be finished.
(3) Place the set facing East.
Adjustment Procedure
(a)
PAL 100Hz INTERLACE MODE Item no.14
(1) Input any PAL signal.
(2) Press [MENU] key.
(3) Choose [FUNCTION] and scan, set to 100i 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 then press [MUTE] key
of R/C.
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 H.SIZE (item no.14) item by using Handset
up/down cursor key.
(8) Adjust H.SIZE (item no.14) as following by using
Handset left/right cursor key.
So that the distance between the vertical line at the
th
left 6
line from center line and
th
right 6
line from DCU's cross-hatch pattern is l.
(9) Press "MUTE" key of handset to write the data.
(10)
After adjustment, press SERVICE ONLY SW. for
exit from SERVICE mode
(b) PAL 50P PROGRESSIVE MODE Item no. 18
(1) Input any PAL signal.
(2) Press [MENU] key.
(3) Choose [FUNCTION] and scan, set to 50P mode.
(4) Press [MENU] key twice to exit from [FUNCTION].
(5)
Adjust the same items as (5)-(10) of setting PAL
100Hz INTERLACE MODE
(c) NTSC PROGRESSIVE MODE Item no.22
(1) Input any NTSC signal.
(2) Adjust the same items as (5)-(10) of setting PAL
100Hz INTERLACE MODE.
Note:
Please do this adjustment follow sequence:
PAL 100i --! ! ! ! PAL Progressive -! ! ! ! NTSC Progressive
.
.
th
The 6
lines
from the
Between the vertical lines at the
center
left end and the right end
PAL
PAL
INTERLACE
PROGRESSIVE
I
MODE
MODE
43"
800
800
50"
930
930
Tolerance: +/-5mm
Unit: mm
2.9 SIDE PIN DISTORTION ADJUSTMENT
Adjustment Preparation
(1) VIDEO control should be set Factory Preset
condition.
(2) Place the set facing East.
(3) DCU ROM CHECK should be finished.
Adjustment Procedure
(a) PAL 100Hz INTERLACE MODE Item no. 15
(1) Input any PAL signal.
(2) Press [MENU] key.
(3) Choose [FUNCTION] and scan, set to 100i
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 Handset.
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.
for exit from SERVICE mode.
l
NTSC
PROGRESSIVE
MODE
840
955

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C50-fd2000