Toshiba 32SW9UA, Service Manual

Page: 8 / 123

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GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
8. SELF DIAGNOSTIC FUNCTION
1) Press “9” button on Remote Control during display of adjustment menu in the service mode.
The diagnosis will begin to check if interface among IC’s are executed properly.
2) During diagnosis, the following displays are shown.
2 3 x x x x x x
T I M E
P O W E R
B U S C O N T
B L O C K
: 3 2 6 4 0 0
: 0 0 0
: O K
: U V V 1 V 2 V 3 V 4
S e l f C h e c k
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Part number of microprocessor (QA01)
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Total hour of turn the TV on.
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Operation number of protecting circuit ----“00” is nor-
mal.
When indication is other than “00”, overcurrent apts to
flow, and circuit parts may possibly be damaged.
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BUS CONT ----“OK” is normal.
When indication shows “Q
uuu
NG”, the device with
the number may possibly be damaged.
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BLOCK
UV : TV reception mode
V1 : VIDEO 1 input mode (
a
1)
V2 : VIDEO 2 input mode (
a
2)
V3 : VIDEO 3 input mode (
a
3)
V4 : VIDEO 4 input mode (
a
4)
Indicated color of mode now selected : Green and Red
Indicated color of other modes
: White
Green : Normal
Red :
The microprocessor operates to provide judgement
of no video signal. The red color is still indicated
though the signal is input, failure may exist in input
signal line including QV01.
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