Eiki LC-XT6, Service Manual

Page: 166 / 286

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Troubleshooting
AC
SW901
MAINS
SWITCH
F602
F601
F603
SW903
SW904
SW905
Ther
mal fuses f
or lamps
SW906
AC FILTER
AC-DC POWER
K6E
K6A
K6B
K6C
K6D
K6F
PFC_SW
IC632
POWER
CONTROL
IC631
SWITCHING
T632
CONVERTER
TRANSFORMER
IC633
POWER
CONTROL
T633
CONVERTER
TRANSFORMER
D647
24.5V
PC631
PC633
PC632
D652
S-6V
Q647
VR631
Q648
24.5V
Q641/Q642
1-4
19
|
22
9
|
12
18
30
27
D648
S6V
D649
S9.6V
D651
16V
Power-On:H
Standby: L
DC POWE
R
K36A
PFC-1
PFC-2
K16A
K16A
AC filter, AC-DC power board
●
Flow chart of projector condition
AC OFF
(with AC power supply and Mains SW : ON)
(90 sec.)
(90 sec.)
(Lamp : OFF)
(Lamp : ON)
(Lamp : OFF)
<ACCIDENT>
(20 sec.)
(15 sec.)
(B)
(A)
(with signal or any button)
(with signal
or any button)
(no signal for 30 sec.)
(no signal for
user setting time)
STAND-BY COOLING
POWER ON POWER OFF WARNING
NORMAL
LAMP TIME
DISPLAY
SERVICE
MODE
SUSPEND
COUNTDOWN
SUSPEND
COOLING
<RECOVER>
<ACCIDENT>
(Lamp error)
SUSPEND
(ON/OFF button
or SERIAL)
(Lamp : ON)
(ON/STAND-BY button)
(ON/OFF button)
(A) : Press and hold MENU and SELECT
buttons on the projector for more
than 3 seconds
(B) : Press and hold POWER ON/STAND-
BY button on the projector or on the
remote control unit for more than 20
seconds.