– 10 –
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.
SELF CHECK
NO. 23 * * * * * *
POWER : 000
BUS LINE : OK
BUS CONT : OK
BLOCK : UV V1 V2
or QV01 QV01S
SYNC
Part number of microprocessor (QA01)
Operation number of protection circuit (current limiter) . . . . “000” is normal.
BUS line check
“OK” ................... Normal
“SCL-GND” or “NG” .......... SCL-GND short circuit
“SDA-GND” or “NG” .......... SDA-GND short circuit
“SCL-SDA” or “NG” ........... SCL-SDA short circuit
BUS line ACK (acknowledge) check
“OK” ..................... Normal
Display of Location Number . . . . NG
(Display example)
“QA02 NG”, “H001 NG”, “Q501 NG” etc.
Note: The indication of failure place is only one place though failure places are plural. When
repair of a failure place finishes, the next failure place is indicated. (The order of priority of
indication is left side.)
Sync. signal check
Green display ..... Normal
Cyan display ...... No check
Red display ........ NG
UV ........... TV mode
V1 ........... VIDEO 1 mode
V2 ........... VIDEO 2 mode
*
The items marked with
are not usable to display in the SELF DIAGNOSTIC FUNCTION for some model.
Summary of Contents for 32AFX61
Page 30: ... 30 SPECIFIC INFORMATIONS THIS PAGE IS INTENTIONALLY LEFT BLANK ...
Page 31: ... 31 32 SIGNAL BOARD PB9635 BOTTOM FOIL SIDE ...
Page 32: ... 33 34 POWER DEF BOARD PB9631 BOTTOM FOIL SIDE ...
Page 33: ... 35 CRT DRIVE BOARD PB9973 BOTTOM FOIL SIDE ...
Page 34: ... 36 BACK A V BOARD PB9633 BOTTOM FOIL SIDE ...
Page 35: ... 37 CONTROL 1 BOARD PB9570 BOTTOM FOIL SIDE ...
Page 36: ... 38 CONTROL 2 BOARD PB9571 BOTTOM FOIL SIDE ...
Page 38: ... 40 SPECIFIC INFORMATIONS MEMO ...
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