Sanyo PLC-XF47 - Page 63

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Troubleshooting
S1.
2V_IO_A/D
6.35V
6.35V S3.3V
S3.3V
16V
9.6V
25V
S5V
-
6V
S9.6V
S9.6V
S9V
S5V
S6V
S6V
5VB
16V_M
5VB
16V_M
-
5V
-
5V
-
5V
5V
S16V
FAN_A24V
FAN_A24V
FAN_B12V
FAN_D3
FAN_D2
K66A
K66E K66F
K26K
K56A
K8U
K38F
K8F
K46L
K8G
K16A K8E
K8N
K8A K90Q
K66D
K66G
K58A K26V
1
K26A
K66L
+ -
Thermal Switches
Lamp Cover
Switch
Fans_A Fans_B Fans_D1/D2/D3/D4
Fans_CFans_B
CN3
CN5
CN5
CN4 CN3 CN4
K6A K6B K6C
K
L
K6F
K6G
L N
K6E
UNIT_SUB-POWER
ASS'Y POWER
BALLAST_1
LAMP_1 LAMP_2 LAMP_3 LAMP_4
PFC1_2
AC_NET
PFC3_4
BALLAST_2 BALLAST_3 BALLAST_4
AC INPUT
MAINS SW
CURRENT
SENSOR
IC652
ERROR
AMP
IC9631
AMP
IC9632
COMPARATOR
FAN-ON/OFF
FAN-A ADJ.
WHITE
BLACK
BRIDGE
DIODE
BRIDGE
DIODE
IC632
POWER
OSC.
1 21 2
1 2
1 21 2 1 2
Q23
Q2
Q9 Q6
12VA
IC5651
IC6
I/O EXP
3.3VQ5630
S5V
K96R K96S K96T
K96P
K16G
S5V
12V
12VA
S5V
S16V
S16V
S16V S16V
Q12
Q14
Q16
Q9631
Q18
Q1 Q5
FAN-ON/OFF FAN-B ADJ.
FAN-C ADJ.
FAN_C12V
FAN_B12V
-
6V
16V
IC7821/7841/7861/7881
9V_S4 5V_S4
S6V
IC9099 IC9094
X2
X2 X2
X1
CN6 CN6
X1 X1 X1
CB CBCB CB
X2
1 2 1 2CN1CN1
SWITCHING
POWER SUPPLY
A902
K26W
FUSE
5V
S3.3V
S5V
FAN_C12V
FAN_C12V
K96W
K26U
K26T
K26Z
K96J
K96G K96H K96B
K96C
K68C K68A
K96V
K96A
K8H
K8W K8X
K8Q
K8B
K8D
PF
PF
ASS'Y LAMP_NET
ASS'Y RGB_IN
FANNET
ASS'Y PBS_FANNET
ASS'Y LAMP_FANNET
ASS'Y EXH_FANNET
ASS'Y SENSOR
RED
LCD
PANEL
ASS'Y CGMOTHER
ASS'Y MOTOR
ASS'Y RS232C
ASS'Y REAR_LED
ASS'Y CONTROL
12V
12V
+
AC SENSOR
K25R
PFPF
PF
PF
PF
PF
FL
PF
IC801
CPU
PF
PF
PF
PF
PF
PF
PF
PF
PF
PF
PF
PF
9V_S3 5V_S3
IC9098 IC9093
9V_S2 5V_S2
IC9097 IC9092
S9.6V
5VB
9V_S1 5V_S1
-
5V
IC9096 IC9091
SLOT_1 SLOT_2 SLOT_3 SLOT_4
FL
1 2 1 2
FL
ASS'Y LENS_NET
UP-DOWN
RIGHT-LEFT
FOCUS
ZOOM
302414
LENS
M M M M
T621
CONVERTER
TRANS.
PC611
FEEDBACK
PC612
PROTECT
GREEN
LCD
PANEL
K25G
BLUE
LCD
PANEL
K25B
13.5V 15.5V
12V
11
61232 3213
41 41 141
2-3 5-6 7 2 19
1
2743
53 53 53303030
45
1 2
7-9 27-32 35-38 23-24
11
28 23 9 1 13 19 25 27 29
K26E
FL
31 51 62 73 84
FL
FAN_D1
1 2
FL FL
FAN_D4
FL
PF
PF
FL
PF
Fan Lock signal RemarkSymbol Power Fail signal
16V_M
ON_15V
PWR-SW
D4782
3.3V_AD
1.8V_AD
S5V
K68B
K16C
ASS'Y FRONT_LED
1
PWR_SW
IC4861
IC2251
IC2252
D4784~6
111
15.5V
V/H_VDD
IC591
PF
IC5891
IC5865
L5861
L5801
IC1306
IC1307
Q1451
IC1451
IC1441
IC6291
L6291
L5241
IC5241
IC5242
3.3V_DI
3.3V_PIC
1.2V_PIC
1.2V_FRT
1.2V_FRT_A/D
1.
2V_PICA/D
3.3V_FRT
S2.6V_PW
S1.8V_PW
S3.3V_IO
S3.3V_NIOS
S1.2V_NIOS
S1.2V_NIOS_A/D
IC6292
1.8V_DI
2.5V_DI
3.3V_DDA
PF
1.8V_DDA
S1.2V_IO
● No Power