-68-
Troubleshooting
IC301
SYSTEM CONTROL
<PW392>
IC7801
DAC
FAN
CONTROL
<M62393>
K78H
FN908
(PANEL)
S16V
K78G
FN907
(PANEL)
K78F
FN906
(PANEL)
TPFN6
IC7721
Q7722
FAN_CONT2
FAN_ENB1
Q7782
Q7784
FAN_ENB3
Q7783
6
3
8
Q7721
L7721
Q7792
Q7891
Q7793
K78J
FN909
(PANEL)
K78D
FN904
(LAMP)
TPFN4
TPFN2
IC7881
3
4
2
1
K78E
FN902
(PBS)
IC7701
FAN_CONT1
FAN_CONT3
6
5
4
12
2, 3
3
8
Q7701
L7701
K78K
FN910
(PANEL)
K78L
FN911
(PANEL)
TPFN11
Q7942
IC7921
3
4
2
1
FAN_CONT4
7
K78A
FN901
(POWER)
TPFN1
Q7842
IC7821
3
4
2
1
FAN_CONT5
15
K78B
FN903
(LAMP)
TPFN3
Q7843
IC7841
3
4
2
1
FAN_CONT6
14
K78C
FN905
(EXHAUST)
TPFN5
PF_F
AN
Q7794
IC7861
IC886
PRESS-SENS
<HSPPAR003>
3
68
281
4
2
1
137
FAN_CONT7
13
PW_SCL0_S5V
PW_SDA0_S5V
PW_SCL0
PW_SDA0
FAN_DRIVE
PRESS_SENS
Q7702
Q7781
Q7921
Q7821
Q7841
Q7861
No Power (Fan control)
Check that the Fan
voltage is correct on
each fan.
Check that the Fan Lock
signal is correc t on
each fan.
Error: High
Check that the FAN_DRIVE
signals are correct.
Power-on: High
FN902
FN905
FN901
FN910
FN908
FN909
FN903
FN904
FN906
FN907
FN911
Summary of Contents for PLC-WM4500
Page 90: ... 90 IC Block Diagrams CXA7009 S H IC501 IC531 IC561 CXD3540 Digital Gamma Correction IC401 ...
Page 91: ... 91 IC Block Diagrams FA5502 P F Control IC601 ISL98001 A D Converter IC2201 ...
Page 92: ... 92 IC Block Diagrams M62393 DAC IC7801 LV49152 Audio Output IC001 ...
Page 93: ... 93 IC Block Diagrams PIC18F67 Network IC8801 NJW1156 Audio Selector IC5001 ...
Page 94: ... 94 IC Block Diagrams PW392 Scaler IC301 STR A6079 Power switching IC603 ...
Page 95: ... 95 IC Block Diagrams TE7783 I O Expander IC4801 STR Z2156 Power switching IC651 ...
Page 96: ... 96 IC Block Diagrams THS7347 3 CH Analog SW IC5231 IC5271 IC5251 ...
Page 103: ... 103 Parts Location Diagrams KP8 WM450000 KP8 WM4500L00 Mirror B assembly S07 S07 S07 L11 M08 ...
Page 142: ... KP8AL July 2010 DC 50 Printed in Japan SANYO Electric Co Ltd ...