Read Panasonic TH-37PR10U / TH-42PR10U Service Manual online
15.47. SU and SD-Board Block Diagram
+
+
REF
K
A
REF
K
A
REF
K
A
REF
K
A
CLK
FSIU
SCSU
OC2
FCLD
OC2
CEL
CLK
CEL
FSID
CPH1
SCSU
SID
PROD
OC1
PROU
SIU
OC1
SIU
FCLKD
FCLU
SID
CPH2
FCLKU
CPH2
CPH1
D6806
D6804
D6583
T6602
VSET
+16V_F
VSUS
D6862
VSET
D6860
15V_F
VSUS
D6872
VSUS
D6585
D6825
D6859
D6721
+5V
G
D
S
G
D
S
G
D
S
G
D
S
+5V
+15V
+5V
D6480
+15V
+5V
+5V_F
15V
+16V_F
D6841
D6466
D2826
IC6802
R6815
+15V
CPH1
IC6801
VR6600
1
2
3
D6703
D6478
D6619
G
D
S
G
D
S
D6805
D6861
+15V
D6690
D6871
VAD
D6791
+16V_F
D6839
15V_F
VAD
CPH1
+5V_F
VR6602
1
2
3
G
D
S
B36
13
CML
Q6401-Q6403
2
BUFFER
A1
VCC
A11
Q6531,Q6532
BUFFER
VCC
HO
CLK
LO
Vf
Q6646-Q6648
IC6521
PROU
ENERGY RECOVERY
AVR
VCC
BUFFER
VSUS
AVR
A33
HIN
+5V
3
GND
GND
Vsus
LO
FET
+5V
TO P2
A7
(+330V)
OC1
2
Vad(
105V)
A32
PROD
FCLD
8
B33
CMH
IC6725
8
PC6702
Vfo
COUPLER
SID
26
VSETSOS DET
PHOTO
16
GND
CSL
19
45
B5
FCLKD
2
VSCN Gen.
TPSC1 SIGNAL WAVE
Q6551,Q6552
B1
HIN
IC6841
Vf
IC6561,6562
Q6842
SC2
A30
Vf
Vfo
B34
GND
(Vad
105V)
B1
B30
PC6861
Vscn
GND
SC
A40
SC41
B8
7
PC6480
DRIVER
20
COUPLER
PC6704
PHOTO
Vscn
CMH
Vf
(+145V)
IC6752
IC6821
CML
VSET SEPARATE
CSH
Q6521,Q6522
L6401
CLK
CPH1
25
Vsus
CSL
Q6642-Q6644
23
Vf+5V
L6403
Vf+5V
IN
A6
Vf
A8
L6413
A34
SC SCAN DRIVE
R6833
B40
L6411
VCC
R6834
1
FCLU
A36
Vfo
A35
Vf+5V
R6835
FSID
Vf+5V
Q6671,Q6672
B11
IC6724
R6836
IC6501
15
COMPARATOR
3
B9
VSET
COM
IC6871
TPVSCN
IC6671
IC6721
DRIVER
PROU
9
TPVAD
5
SIU
29
1
VCC
7
VSET
8
5
B6
Vscn
3
Q6421-Q6423
B32
Vscn
+5V
OC1
IC6581
Vf
CSH
A8
VAD CONST
Q6501,Q6502
B40
PROD
LED(G)
A1
TPVSET
VSET Gen.
Vf
A5
FSIU
SOS7_SC2
CEL
SID
DRIVER
SIU
FET
46
VCC2
+5V
A33
VCC
FCLKD
PHOTO
BUFFER
VSET2
VAD
COUPLER
FCLD
B8
Vsus Gen.
B31
Vscn(VAD+140V)
A40
PC6801
Q6581
30
SC
IC6771
IC6861
DRIVER
SC
1
COMPA-
FET
Vfo
LO
2
B35
FET
Q6451
IC6722
+5V
Vf
FCLKU
1
9
20
IC6773
1
HIN
FSID
COUPLER
IC6774
LIN
PC6701
3
PHOTO
Vad
105V
Q6441,Q6442
COUPLER
+5V
HO
RATOR
VSCN
PHOTO
PC6871
RATOR
FSIU
COUPLER
3
Vf+5V
COMPA-
SC42
OC2
B33
B7
16V_F
VCC
28
PC6705
6
PHOTO
LIN
9
B10
A31
FCLU
+5V_F
PHOTO
LO
COUPLER
A9
COUPLER
VCC
SOS6_SC1
BUFFER
PHOTO
AVR
A10
OC2
1
Vf+5V
TO D20
VCC
FCLKU
TPSOS6
TPSOS7
VCC
FET
HO
GND
VAD SEPARATE
IN
DRIVER
IC6772
LO
IC6471
RATOR
COMPA-
SCSU 22
CPH2
5
FET
OUTPUT
FET
OUTPUT
FET
OUTPUT
FET
OUTPUT
2
+15V
1
+15V
+15V
3
1
5
IC6471
AND GATE
VCC
IN_B
2
4
OUT_Y
IN_A
2G
LIN
DC/DC CONV.
COM
VIN
VOUT
IC6791
GND
R6466
R6467
R6468
R6467
R6468
R6465
TPVSUS
+5V_F DET
Q6824
SC30
FOR
10
USE
7
8
6
3
4
1
Vscn DET
OPERATES AT
160V OR MORE AND
125V OR LESS.
160V OR MORE AND
125V OR LESS.
VCC2
OUTPUT
FET
D
S
G
S
G
OUTPUT
FET
D
Q6602
Q6762
HO
Q6601
Q6621
VAD GENE
IN_A
IN_B
IN_B
OUT_Y
IN_A
IN_B
OUT_Y
AND
AND
Q6742,Q6743
VSET2 GENE
6
3
5
1
SC31
FOR FACTORY USE
Q6781,Q6782
FET
OUTPUT
FET
OUTPUT
4
1
7
9
VCC
Z/C
VIN
D
2
F/B
3
5
GND
S
IC6803
POWER OSC
R6861
R6863
R6862
VDA DET
OPERATES AT
OPERATES AT
91VOR MORE
AND
120V OR LESS
Q6690
R6696
R6697
TPSC1
Q6841
Q6791
Q6805,Q6806
OFF SET
D6836-D6838
Vf+5V
Vf+5V
TPVSET2
(+14V)
Vscn
VAD
SOS7_SC
+15V
189V+7V,-6V
11
SS_DRV_RST
COM
SS_DRV_RST
TP15V
Vf+5V
Vf
Vfo
Vscn
Q6679,Q6680
Q6821
Q6822
VAD SLOPE
Q6661
FET
OUTPUT
Q6662
Q6665
FLOATING GND
COLD
ENERGY RECOVERY SOS DET
LED BLINKING : 6 TIMES
SC FLOATING PART SOS DET
LED BLINKING : 7 TIMES
FLOATING GND
COLD
TH-37/42PR10U
SC-Board Block Diagram
SC-Board Block Diagram
TH-37/42PR10U
SC-Board Block Diagram
SC-Board Block Diagram
FACTORY
TO
SD42
SD42
TO
SD46
SD46
TO
SU41
SU41
TO
SU45
SU45
TH-37PR10U / TH-42PR10U
125
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