Catv Check; Closed Caption Check - Hitachi 36SDX88B Service Manual

2.10.6
CATV Check
Preparation for adjustment
(1) Select Signal source of
Set-up menu.
Adjustment procedure
(1) Select set-up menu by pressing up
and down cursor buttons.
(2) Select signal source option by
pressing up and down cursor buttons.
Notes
(3) Check if signal source change
between antenna, CATV 1, and
CATV 2 by pressing right cursor
button.
Check if broadcast coincides to OSD.
2.10.7 Closed Caption Check
Preparation for adjustment
Adjustment procedure Notes
(1) Press MENU, then select (1) Check that CAPTION appears on the Receive signal which is
CUSTOMIZE option with screen according to the settings. encoded Closed Caption.
VA buttons.
(2) Press
ä
button, then
(2)
The CAPTION of CHANNEL 2
select CLOSED CAPTION appears on the screen.
with V A buttons.
(3) Press b button, then (3) Check that the CAPTION of * Read error should not
select CLOSED CAPTION CHANNEL 1 (Field 2) appears on the occur on each mode.
mode. screen.
(4) The DISPLAY mode (4) Check that a Black Window appears Errors of Closed Caption
should set ON with b and TEXT letters appears at the 1. Wrong letters appear.
button. The MODE should center of the screen. 2. Missing letters.
be set C.C. with b button. 3. Other abnormal display.
The CHANNEL mode
should set 1 with b key.
(5) Set CHANNEL to 2. (5) Check if TEST letters appear.
(6) Set CHANNEL to 1 I (6) The Black Window should disappear.
(7) Set MODE to TEXT. (7) Check if the CAPTION letters
disappear.
X Y
I X-Y I630mm
(8) Repeat steps (5) to (7).
(9) Set MODE to CC.
(10) Set DISPLAY to OFF.
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