Fan Control Circuit - Panasonic PT-VX500U Service Manual
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Also See for PT-VX500U:
- Operating instructions manual (100 pages) ,
- Specifications (10 pages) ,
- Brochure (8 pages)
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Chassis Block Diagrams
Fan control circuit
S16.5V
215
P_FAIL
30
FAN_CON_B
128
FAN_CON_C
Q7871
373
FAN_CON_E
370
IC3601
29
Power-On:H
349
FAN_SW3
Power-On:H
190
FAN_SW1
Power-On:H
420
FAN_SW2
SCL0_5V
293
212
SCA0_5V
SCL0
212, 293
SDA0
1
2
Q7851
IC7811
Regulator
Q7812
Q7816
Q7811
SPEED_D1
SPEED_D2
IC3602
SPEED_E
IC7801
LAM_SCI
IC9885
SUB CPU
TEMP SENSOR 2
<ADT75BRMZ>
TPFANA
FAN_A
3
IC7851
4
FAN_B
TPFANB
TPFANC
FAN_C
Q3601
P_FAIL
FAN_ERR
Power Error: On
Q7861
IC7861
TPFANE
IC7871
Q7881
IC7881
IC7891
Q7891
IC9886
NAND
1
2
SIGNAL/MODE
POWER-ON
FAN_SW1
H
NORMAL
P_FAIL
H
IC8821
IC8831
PANEL
LAMP
TEMP SENSOR 3
TEMP SENSOR 1
<ADT75BRMZ>
<ADT75BRMZ>
-71-
FN901
K9A
1
2
D3621
FN902
K9B
1
2
D3622
FN903
K9D
1
2
D3624
FN904
K9C
1
2
D3623
FN905
K9E
1
1
2
1
D3625
P_Fail: H
TPFAND
FN906
K9F
FAN_D
1
1
2
1
SPEED_D1
FN907
K9G
1
1
2
1
SPEED_D2
FN908
FAN_E
K9H
1
1
2
1
SPEED_E
TPFANF
FN909
K9I
FAN_F
1
1
2
1
D3629
TPFANG
FN910
K9J
FAN_G
1
1
1
2
SPEED_G
LAMP
COVER
K8S
4
SW902
2
1
LAMP
BALLAST
4
K8H
BOARD
STAND-BY
L
ERROR
L
IC8811
ROOM
R/C
MAIN
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