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1-9-3. TBC-23 Board
n
Never change the settings of the factory use switches.
A
ON
OFF
1
Y MUTE
2
C MUTE
3
4
Switches
Ref. No. Bit
Name
S1
1
Y MUTE
2
C MUTE
3
—————
4
—————
5
COMB
6
TBC TEST
7
—————
8
VIDEO PHASE
S500
1 to 4
—————
DNW-A22/A22P
B
C
D
TBC-23
1 2 3 4 5 6 7 8
1 2 3 4
S1
S500
COMB
5
6
TEST
7
8
VIDEO PHASE
LOTNO,
S NO,
TBC-23 Board (Side A)
Description
OFF (OPEN) : Normal mode
ON (CLOSE) : Mute luminance signal
OFF (OPEN) : Normal mode
ON (CLOSE) : Mute color difference signal
Factory use
Factory use
Select whether to activate a comb filter when the
color difference signal has significant line crawl
which cannot be corrected by LCC or not.
OFF (OPEN) : Comb filter OFF
ON (CLOSE) : Comb filter ON
Select whether to enable the TBC-23 and -24
boards self diagnostics or not.
OFF (OPEN) : Normal mode
ON (CLOSE) : Test (self diagnostics) mode
Factory use
Select whether to use VIDEO PHASE VR or not.
OFF (OPEN) : VIDEO PHASE VR (RV202) disabled
ON (CLOSE) : VIDEO PHASE VR (RV202) enabled
Factory use
E
F
G
RV202
1
2
A No.
3
4
5
6
7
1-9. Switch and Shorting Plug Settings on PC Boards
n
Refer to Section 2-13 for remov-
ing/reattaching the plug-in board.
< Top View >
Factory setting
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
OFF (OPEN)
1-15
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