Fan Control Circuit - Sanyo PLV-Z2000 Service Manual

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