Sanyo PLV-Z2000 - Fan Control Circuit

-78-
FN901 FN902 FN903 FN904 FN905
1 2
IC301
SYSTEM
CONTROL
IC4401
COLOR
MANAGER
MAIN BOARD
Power-On : H
IC4801
SUB CPU
437 152
176
65
66
177
FAN3
FAN4
FAN5
FAN2
FAN1
IC8841
TEMP.
SENSOR
K78E
1 2
K78D
1 2
K78C
1 2
K78B
1 2
K78A
FAN_SW
FAN_SW FAN_CONT3
FAN_CONT2
FAN_CONT1
FAN_CONT0
Q7821
Q7831
IC7801
IC7802
IC7861
Q7841
Q7851
IC7891
IC7891 IC7891 IC7891
IC7891
FAN_MTR1-5
FAN_MTR1
FAN_MTR2
FAN_MTR3
FAN_MTR4
FAN_MTR5
TPFAN1
TPFAN2
TPFAN3
TPFAN4
TPFAN5
PW_PWM4
K8E
K8F 291
343
292
344
293
FAN_SW
FAN_CONT0
FAN_CONT1
FAN_CONT2
FAN_CONT3
S16V_F
68
439
281
THERM2
THERM_DET
THERM1
TH901
TH902
31 3 31
● Fan control circuit
FAN(FN905)
FAN(FN904)
FAN(FN902)
FAN(FN903)
FAN(FN901)
THERMAL SWITCH(SW902)
DOOR MOTOR
TEMP. SENSOR IC(IC8841)_SiIDE-B
THERMISTOR(TH902)
FRONT
● Fan and sensor location
Chassis Block Diagrams
THERMISTOR(TH901)
MAIN BOARD