Sanyo PLC-XF46N - Page 59

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Troubleshooting
6.35V
6.35V S3.3V
S3.3V
16V
9V
25V
S5V S5V
-
6V
S9.6V
S9.6V
9V
S6.35V S6V
5VB
16VA
5VB
16VA
-
5V
-
5V
16VB
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 K68B
K26V K26S
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.
1212
12
1212 12
Q23
Q2
Q9 Q6
IC5641
12VA
IC5651
IC6
I/O EXP
3.3V
Q5630
S5V
S5V
K96R K96S K96T
K96P
K16G
S5V
12V
12VA
S5V
16V_AU
IC4861
5VA
IC2291
S2.5V
IC1362
5V
13.5V
IC2523
16VB
16VB 16VB
Q12
Q14
Q16
Q9631
Q18
Q1 Q5
FAN-ON/OFF FA N-B ADJ.
FAN-C ADJ.
FAN_C12V
FAN_B12V
-
6V
16V
15.5V
IC2522
IC7821/7841/7861/7881
PWS3.3V
IC1363
5VC
L201
3.3V_AD
L2251
1.8V
IC1421
3.3VFPGA
L3403
3.3VPLLA
L3404
3.3V_FIL
L2302
1.5VFPGA
IC3401
1.5VPLLA
L3401
1.5VPLLG
L3402
2.5V_FIL
IC2302
2.5V
IC4251
3.3V_IP
IC4252
9V_S4 5V_S4
S6V
IC9099 IC9094
X2
X2 X2
X1
CN6 CN6
X1 X1 X1
CB CBCB CB
X2
12 12 CN1CN1
SWITCHING
POWER SUPPLY
A902
K26W
FUSE
5V
S5V
S5V
FAN_C12V
FAN_C12V
K96W
K26U
K26T
K26Z
K96D
K96G K96H K96B
K96C
K68C K68A
K96V
K96A
K8H
K8W K8X
K8Q
K8B
K8D
PF
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 FRONT_LED ASS'Y SENSOR
RED
LCD
PANEL
ASS'Y CGMOTHER
ASS'Y
MOTOR&AUDIO
ASS'Y RS232C
ASS'Y REAR LED
ASS'Y CONTROL
12V
12V
+
AC SENSOR
K25D
PF
PFPF
PF
PF
PF
PF
FL
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
12 12
FL
ASS'Y LENS_NET
UP-DOWN
RIGHT-LEFT
FOCUS
ZOOM
312314
LENS
M M M M
T621
CONVERTER
TRANS.
PC611
FEEDBACK
PC612
PROTECT
GREEN
LCD
PANEL
K25E
BLUE
LCD
PANEL
K25F
13.5V 15.5V
12V
11
612323213
41 41 141
2-3 5-6 7 2 19
11
2743
30 30 30151515
45
12
7-9 27-28 31-34 23-24
1
5
1
2328 9 1 13 19 25 27 29
IC801
CPU
IC1801
EXPANDER
IC4841/42 IC4843/44
POWER
FAIL
BUFFER
PWR-SW
62
PANEL_ON
K26E
FL
31 51627384
FL
FAN_D1
12
FL FL
FAN_D4
FL
PF
PF
FL
PF
Fan Lock signal RemarkSymbol Power Fail signal
PWR-SW
S16V
PANEL_ON
D5831-33
5V
PWR-SW
● No Power