PT-RZ31K, PT-RS30K - Panasonic Projector Service Manual (repair manual). Page 127

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DIA-3
SECTION 4 SCHEMATIC DIAGRAMS
D5
D2
DR5
LD1B-4
LD1B-5
LD1B-6
LD1B-1
2
5
12
10
3
11
4
13
6
14
7
Q8047
Q8052
Q8053
Q8054
Q8055
Q8056
Q8057
Q8062
CPU
IC8013
1
2
3
4
5
6
7
8
1
3
5
RDAT_DR
WDAT_DR
CLK_DR
CS_DR
YE_PWM
B_PWM
12V
3.3V
40V
80V
-120V
Q8065,
Q8066
FET DRIVER
LD1B-3
15
8
16
Q8063
Q8064
LD1B-2
8
9
9
7
6
5
4
3
2
1
Q8088
DR4
DR6
DR8
1
LD1B TEMP
DR9
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
Q8072
Q8077
Q8078
Q8079
Q8080
Q8081
Q8082
Q8087
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET DRIVER
2
9
5
12
10
3
11
4
13
6
14
7
FET DRIVER
15
8
16
8
9
7
6
5
4
3
2
1
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET
DRIVER
FET DRIVER
LD2B-4
LD2B-5
LD2B-6
LD2B-1
Q8001
Q8006
Q8007
Q8008
Q8009
Q8010
Q8011
Q8016
IC8002
Q8019,
Q8020
LD2B-3
Q8017
Q8018
LD2B-2
Q8026
Q8031
Q8032
Q8033
Q8034
Q8035
Q8042
Q8036
Q8041
DR1
DR3
DR-P.C.Board
1
4
POWER
CONTROL
CPU
SHUNT
REG
16V
380V
Q9602
Q9701
T9601
IC9601
IC9702
IC9801
Q9603
D-P.C.Board  [LD1B]
F9601
SWITCHING
TRANSFORMER
PHOTO
ISOLATOR
PHOTO
ISOLATOR
2
3
9
8
4
5
7
10
11
12
13
3.3V DC-DC
IC9708
9V REG
IC9707
HOT
COLD
UART_TXD
UART_RXD
DriverON/OFF
SYNC
PF-P.C.Board
(PF7)
B_PWM
YE_PWM
DRV_Write
DRV_MCLR
DRV_EMUD
DRV_EMUC
12V
G-P.C.Board
(G4)
1
2
3
4
5
6
7
8
1
3
5
D3
POWER
CONTROL
IC
Q9710
IC9705
Q9711
D1
CPU
4
4
4
D5
D2
DR2
1
2
3
4
5
6
7
8
1
3
5
RDAT_DR
WDAT_DR
CLK_DR
CS_DR
YE_PWM
B_PWM
12V
3.3V
40V
80V
-120V
DR7
1
4
POWER
CONTROL
CPU
SHUNT
REG
16V
380V
Q9602
Q9701
T9601
IC9601
IC9702
IC9801
Q9603
D-P.C.Board  [LD2B]
F9601
SWITCHING
TRANSFORMER
PHOTO
ISOLATOR
PHOTO
ISOLATOR
2
3
9
8
4
5
7
10
11
12
13
3.3V DC-DC
IC9708
9V REG
IC9707
HOT
COLD
UART_TXD
UART_RXD
DriverON/OFF
SYNC
PF-P.C.Board
(PF6)
B_PWM
YE_PWM
DRV_Write
DRV_MCLR
DRV_EMUD
DRV_EMUC
12V
G-P.C.Board
(G5)
1
2
3
4
5
6
7
8
1
3
5
D3
POWER
CONTROL
IC
Q9710
IC9705
Q9711
D1
4
1.2.  LD Driver Block Diagram (D-PCB/DR-PCB LD1B/LD2B)
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