GENERAL ADJUSTMENTS
– 8 –
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.
1
Part number of microprocessor (Q100)
2
Operation number of protecting circuit ----“00” is normal.
3
RF signal center frequency is locked.
23 * * * * * *
POWER
: 000
SYNC
: OK
<SELF CHECK>
1
2
3
V/C/D R0:01111001
R1:10110000
R2:01000000
R3:10010001
<SELF CHECK>
press “9” button
Read Data
R0
R1
R2
R3
D7
D6
D5
D4
D3
D2
D1
D0
POR
V LOCK
V FREQ
COLOR SYSTEM
B DRIVE DATA
R CUTOFF DATA
IF LOCK
AFT WINDOW AFT CENTER
H LOCK
G DRIVE DATA
HOUT
VOUT
RGB OUT
STDM
G CUTOFF DATA
B CUTOFF DATA
PIF VCO error
det
NOISE DET
CIN DC
IF LEVEL
ADJ TIME
SYNC DET
