Mitsubishi Electric LC62 CHASSIS XL6500LU Service Manual page 11

LED Indication
Preferen-
tial order
POWER STATUS
Orange
flash5
8 Red
Orange
flash 3
Green
flash
9 Red
Green
flash2
Green
flash 3
Green
flash 4
Red/
10 Green al-
Green
ternately
flash 5
Green
flash 7
Red
Red flash
11
Red/
Green Green al-
ternately
Green flash
12 Green
(cycle : 1s)
Green
13 Red flash
(cycle : 1s)
Green
14 Red flash
(cycle : 2s)
Symptom
High temperature of the intake air
No power-on
(outside air)
No power-on
after power- High temperature of the intake air
off during (outside air)
power-on
No power-on
after power-
High temperature around the lamp
off during
power-on
No power-on
Lamp fails to illuminate.
for one minute
Lamp goes out.
No power-
on for one
minute
Damaged lamp
R G B s i g n a l
I 2 C bus failure of A/D
isn't displayed.
VIDEO signal
I C bus failure of DECODER
2
isn't displayed.
VIDEO sig-
I 2 C bus failure of Uniformity Cor-
nal isn't dis-
rection IC
played.
VIDEO signal
I C bus failure of AUDIO
2
isn't displayed.
Warning
The end of the lamp life is near.
indicated by the
(1500 to 2000h.)
LED during stby.
Warning indicated
The end of the lamp life is near.
by the LED during
(1500 to 2000h.)
power-on.
No power-off
For protect the lamp, no power-off
for one minute
for one minute after power-on
after power-on
No power-
Power-on is prohibited during the
on for one
lamp cooling time after power-off.
minute
Displayed for 60
After power-off, power-on is pos-
- 80 sec after
sible during the lamp cooling time,
power-off. Power
but only FAN rotates.
on is possible
Failure
Temperature around the top of the air
inlet fan
Temperature around the top of the air
inlet fan
Temperature around the top of the
lamp
DRIVE
TERMINAL
- 2 -
Check Point
PCB Reference
Damaged lamp
MAIN IC6A0, SCL1, SDA1
MAIN IC2A0, SCL1, SDA1
IC4W3,
IC801-IC802,
IC8A1-IC8A2,
IC8M1-IC8M2,
SCL2(HSCL1),SDA2(HSDA1)
IC320,AUSDA,AUSCL
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