Mitsubishi PD-5030, Service Manual

Page: 10 / 66

3-4
2
Alarm of fan error
Turn off the main power supply.
Pressing the [MENU] key of the
product, turn on the main power
supply to cancel alarming.
Is the fan running?
(Caution) When alarming is can-
celed, [FAN MODE] of
FAN SET (P8/10) in the
f a c t o r y a d j u s t m e n t
menu automatically
moves from [ENA] to
[H], thus causing the
fan to run.
The FAN-A/FAN-B/FAN-C is fault.
YES
NO
YES
Is there a 9.3Vdc output at Pin
1
of the FA and FB, FC connectors?
Blinking in green (intervals of 0.5
seconds)
NO
The MAIN PWB is fault.
NO
YES
NO
Is there a 9.3Vdc output in the
state that the FA connector is dis-
connected and the main power
supply is turned on?
Is there a 5Vdc output at Pin
3
of the FA and FB, FC connectors?
The fan is out of order on the
side where a 5Vdc output is
generated.
YES
The MAIN PWB is fault.
YES
Is there a 9.3Vdc output in the
state that the FB connector is dis-
connected and the main power
supply is turned on?
The FAN-C is fault.
NO
FAN SET
FAN MODE ENA CONT ENA
FAN OFF/L CONT UP
FAN L/M CONT TIME
FAN M/H UP STEP
FAN SAVE 075 DOWN STEP
PLE SAVE 070 READ TIME
T ALM 095 TEMP LEVEL
RET TME 030
PLE TIME 001
T1 030 T2
T4
025
T3 030 MODE 2
IC ERROR
[MENU/ENTER] NEXT [EXIT] PREV 8/10
–
–
–
–
2
2
60
1
–
–
–
–
FAN SET
FAN MODE H
FAN OFF/L
FAN L/M
FAN M/H
FAN SAVE
075
PLE SAVE 070
T ALM 095
RET TME 030
PLE TIME 001
T1 030 T2
T4
025
T3 030 MODE 2
IC ERROR
[MENU/ENTER] NEXT [EXIT] PREV 8/10
–
–
–
–
–
CONT ENA
CONT UP
CONT TIME
UP STEP
DOWN STEP
READ TIME
TEMP LEVEL
–
–
–
2
2
60
1
(Caution) When repairing is finished, press the [
s
] key of POSITION/CONTROL at the remote control to return [H] of
FAN MODE to [ENA], without fail. When the main power supply is moved from OFF to ON, [ENA] is auto-
matically recovered.
(Caution) The FAN-C and FC con-
nectors are used only for
the 61XM2 Series.
Is there a 9.3Vdc output in the
state that the FC connector is dis-
connected and the main power
supply is turned on?
YES
The FAN-B is fault. The FAN-A is fault.
NO