Epson EMP-7300, Руководство по обслуживанию

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4-6
REV.A
Figure4- 5
Continued from page 4-5
Replace power cable.
Connect AC cable to the other
outlet.
Does AC power is applied to
the connector on the Power
supply unit.?
Does AC power is applied to
the connector on the Power
supply unit.?
Replace the power supply
unit.
NO
YES
YES
NO
A
Go to start
< Lamp indication table >
Condi
tion
Lamp
indicator
Operation
indicator
Meanings
1 OFF Orange System initialization.
2 Green-blink Green Warm up operation.
3 Green Green Operating.
4 Orange-blink Orange Cool down operation.
5 OFF Orange Standby.
(Cool down complete)
6 OFF OFF Power off condition.
7 - Red or
Orange-blink
Over heat condition.
8 - Red-blink Circuit malfunction.
9 Orange and Red - Lamp timer exceed 1900 hours.
10 Red - Lamp life is finished.
11 Red-blink - Lamp or Power supply problem.
< Suspect cause reason >
(1)Stop at the condition 1 or 8.
-
CD10MA
board, Driver board(Optical engine), Power supply unit.
(2)Stop at the condition 2.
-
CD10MA
board, Power supply unit, Lamp inner housing.
(3)Stop at the condition 4.
-Exhaust fan, Lamp Thermister,
(4)Stop at the condition 6.(Power on problem)
-AC input, Power supply unit(include interlock switch),
CD10MA
board,
Safety switch.
(5)Stop at the condition 7. (Sometimes occur during operation.)
-Air filter frame(dirt condition), Exhaust fan, Power supply unit,
CD10MA
board, Thermister(LV/PBS/Lamp)
(6)Stop at the condition 9 or 10.
-Lamp inner housing,, FC board.
(7)Stop at the condition 11.
-Power supply unit, Lamp inner housing.