Sanyo PLC-XF1000 - Power (DC) Power Supply System

-122-
Troubleshooting
- 122 -
6.35V 6.35V S3.3V
16V
9V
- 6V
S9.6V
S6.35V
5V
16VA
- 5V
16VA
12VF1
K66A
K66H K66FK66I
K66D
K66G
POWER(DC)
FAN-A ADJ.
FN906FN905
INSERT_DET
INSERT_DET
POWER-SW
SCL/SDASCL/SDA
Q6
Q22 Q21 Q20
Q9
IC6
I/O EXP
IC5
I/O EXP
IC1
CONTROL
IC2
CONTROL
Q12
Q14
Q16
Q18
FAN-ON/OFF
FAN-B ADJ.
FAN-C ADJ.
12VF3
- 6V
16V
FAN12V
FL
FL
27,821 69-118 3
2-3 5-6 7 9
2315,1628 9 1-8 13 19 25 27 29
FAN-B ADJ.
FAN-C ADJ.
TO MAIN BOARD "K8D"
FROM POWER BOARD
"K6D"
PFPFPF
PF
PF
PF
PF PF PF
TP7611
TP7613
TP7612
POWER-SWPOWER-SW
21
12VF1
PF
12VF3
12VF2
16V_M
FAN-A ADJ.
Q2
●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.
Power (DC) power supply system