Sanyo PLC-XF46N User Manual

- 62 -
Troubleshooting
● No Audio Output
SLOT - SELECTIC9002
ASS'Y CGMOTHER
K90Q K8A K8J
ASS'Y_MAIN
13
3
IC5004
IC1801
I/O
EXPANDER
3
5
K90C
K90E
L
R
MONITOR OUT
ASS'Y_RS232C
K38H
L
R
L
R
Terminal board
- DVI
SLOT_1
AUDIO INPUT
33
122
K90D
K90F
K80H
L
R
Terminal board
- Component
SLOT_2
AUDIO INPUT
33
122
K10H
L
R
Terminal board
- AV
SLOT_3
AUDIO INPUT
33
122
K3101
L
R
Terminal board
- DSUB-15
SLOT_4
AUDIO INPUT
33
122
K71H
L
R
1
7
37
36
38
3
1
L
R
SP_OFF
Audio signal processing circuit
- Check Point -
Terminal board DVI, Component, AV, and
DSUB-15.
1. Check that the R and L signals are correct.
Pins122(R) and 33(L).
K80H, K10H, K3101, K71H.
Assembly CG-Mother
1. Check that the R and L signals are correct.
Pins 3(R) and 13(L) of IC9002.
Assembly Main
1. Check that the Vcc-voltages are correct.
2. Check that the L and R input signals are cor-
rect.
Pins 5(L) and 3(R) of IC5004
3. Check that the IC5004 output signals are cor-
rect.
Pins 7(L) and 1(R) of IC5004.
Assembly RS232C
1. Check that the L and R output signals are cor-
rect.
● No Power
6.35V 6.35V S3.3V
16V
9V
- 6V
S9.6V
S6.35V
5VB
16VA
- 5V
16VB
FAN_A24V
FAN_A24V FAN_B12V FAN_B12V
K66A
K66E K66F
K66D
K66G
UNIT_SUB-POWER
FAN-ON/OFF
FAN-A ADJ.
FAN-A ADJ.
FAN-A ADJ.
PWR-SW
SCL/SDASCL/SDA
Q23
Q2
Q9
Q6
IC6
I/O EXP
IC5
I/O EXP
IC1
CONTROL
IC2
CONTROL
Q12
Q14
Q16
Q18
Q1 Q5
FAN-ON/OFF
FAN-ON/OFF
FAN-B ADJ.
FAN-C ADJ.
FAN_C12V
- 6V
16V
FAN_C12V
FL FL
FL
621323213
2-3 5-6 7 9
2315,1628 9 1 13 19 25 27 29
FAN-B ADJ.
FAN-C ADJ.
TO MAIN BOARD "K8D"
FROM POWER BOARD
"K6D"
FROM SWITCHING POWER SUPPLY
"A902"
1
K66L
PF
25V
TP7614
TP7611
PWR-SWPWR-SW
Check the Unit_ Sub Power.

Sanyo PLC-XF46N Specifications

General

Brand	Sanyo
Model	PLC-XF46N
Category	Projector
Language	English