Read Panasonic PT-EZ57 Service Manual online
9
5
6
7
8
1
2
3
4
A
B
E
F
D
C
DIA-5
SECTION 4 SCHEMATIC DIAGRAMS
A25
A26
1
3
4
R/B INTAKE FAN
G INTAKE FAN
PBS INTAKE FAN
LAMP INTAKE FAN
LAMP REAR FAN
POWER INTAKE FAN
EXHAUST FAN
SPEED_A
FAN_SW1
FAN_SW2
FAN_PWMA
SW_STBY_PWR
SW_STBY_PWR
LAMP_DC_ON
LAMP_DC_ON
B9
C16
A10
D15
B10
D16
A9
C15
A11
E15
B11
E16
A12
J15
IC301
RESIZE & MAIN CPU
IC9885
SUB CPU
IC401
FPGA
A-PCB
P-PCB (P03)
M11
TEMP INTAKE
M1-PCB
1
A24
1
2
3
Q4000
Q4001
Q4002
Q4003
Q4006
Q4007
Q4008
5
IC7831
DC-DC
IC7832
DC-DC
S16.5V
FAN12V
12V
3-WIRE
3-WIRE
SPEED_B
FAN_PWMB
SPEED_C
FAN_PWMC
SPEED_D
FAN_PWMD
SPEED_E
FAN_PWME
SPEED_F
FAN_PWMF
SPEED_G
FAN_PWMG
1
3
4
1
3
4
A27
1
3
4
A28
1
3
4
A29
1
3
4
A30
1
3
4
A31
3.3V/5V CONV.
3.3V/5V CONV.
3.3V/5V CONV.
3.3V/5V CONV.
3.3V/5V CONV.
3.3V/5V CONV.
3.3V/5V CONV.
S16.5V
6VSTB
S-7V
PWR6V
N15
N16
M21
TEMP EXHAUST
M2-PCB
1
M31
AIRFLOW SENSOR
M3-PCB
1
A23
1
A20
1
A21
1
S16.5V
S16.5V
IC8400
OP-AMP
IC8401
V-REG
AB11
W11
V11
OUTSIDE_SEN
LAMP_SEN
FILTER_SEN
SCL6/SDA6
T16
M41
FILTER SW
M4-PCB
1
A35
1
FILTER_DET
IC3850
ACCELERATION
SENSOR
IC8310
PERSSURE
SENSOR
H1
6
7
8
12
13
14
1.4. Fans/Temperature Control Block Diagram
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