Sc-Board Block Diagram - Panasonic TH-103PF10UK Service Manual

9.21. SC-Board Block Diagram

SC SCAN DRIVE
!
TO P2
(P-BOARD
SC2 VSUS <TNPA4033>
TPVSUS
SC SIDE)
185V
Vsus 1
(Exchange board only)
TO P23
(P-BOARD SC
TPV15V +15V
SC SIDE)
23
+15V 1
+15V 2
IC6561,
IC6562
SC
TO D20
+5V BUFFER
20
P+5V 1 VCC
CL
CL 2
CLK
SCSU
IC6564
CLK 3
BUFFER
SIU
SIU 4
+5V
NOR GATE
SID
SID 6
VCC
SCSU 7
CBK 1
CBK 12
CEL2
CEL2 8
CEL
+5V
2
VCC
CPH
CPH 9
CPH2
CEL 13
CSL
CSL 17
CSH
CSH
18
BUFFER
CML
CML 19
CMH
CMH 20
IC6566
2G-
+5V
NOR GATE
DRVRST_0 14
VCC
SOS6_SC 11
1
2
4
SC FLOATING PART SOS DET
ENERGY RECOVERY SOS DET
LED BLINKING : 6 TIMES
TPSOS6
IC6472
TO SC84
B
(SC2-BOARD)
A
SC
81
VBK 1
VBK 2
VBK 3
VBK 4
V_CENT 13
V_CENT 14
V_CENT 15
V_CENT 16
TH-103PF10UK/EK
SC-Board Block Diagram
VBK Gen.
Q6361-Q6363
IC6352
+5V
OUTFET
Q6567,Q6368
Q6364-Q6366
+15V
Q6465,Q6466 CL
OUTFET
VCC
CLK
HIN
FET Q6459-Q6461
HO
LIN
DRIVER
OUTFET
IC6563
SIU
Q6462-Q6464
AND GATE +5V SID
OUTFET
VCC
CSH
3
Vsus Gen.
IC6501
CMH
4
VSUS
Q6501-Q6508
+15V Q6401-Q6412
CPH1
Q6521-Q6528
1
VCC HO OUTFET
2 HIN
FET Q6422-Q6432
LIN
DRIVER +5V
LO OUTFET
CEL2
CPH2
IC6565
AND GATE +5V
VCC
1
PC6704
2
ENERGY RECOVERY
IC6521
(0-300V)
L6402
Q6531-Q6534 Q6441-Q6443,
+15V Q6445-Q6447
Q6551-Q6554
L6413
VCC HO OUTFET
HIN FET L6415
Q6451-Q6453
LIN DRIVER Q6455-Q6457
L6421
LO OUTFET
L6424
(0-430V)
L6426
CEL
VCC
SCSU
IC6581
Q6581
COMPARATOR
COLD COLD
D6585
D6583
LED(G)
+15V
VCC
VBK
IC6353
Q6554
COMPARATOR
D6354
D6480
Y
PC6480
+5V(SC1)SOS
PC6760
D6760
+5V(SC3)SOS
PC6861
D6862
Vscn SOS
PC6871
D6872
16V SOS
D6826
Vset SOS
PC6610
D6616
Vfo SOS
15V_F
IC6725
IC6726
+5V(SC2)
+5V(SC1)
+16V_F
AVR AVR
D6721
+5V +5V
1 3 1 3
(335V) (SC1) (SC2)
GND GND
2 2
VF_GND
PC6701
IC6721
CL VCC FCLU
FCLD
PHOTO BUFFER
COUPLER
CLK FCLKU
FCLKD
GND
PHOTO
SIU VCC FSIU
COUPLER
SID FSID
BUFFER
CEL2
PROU
PC6702 PROD
IC6682
GND IC6722
BUFFER
+5V
Q6742 Q6743
D6478
BUFF BUFF
PC6703
Q6744
D
G FET
IC6602 S
PHOTO
VF_GND
COUPLER
INVERTER
VF_GND
IC6751
VSET SEPARATE
+5V(SC3)
IC6752 Q6762
Q6621
+15V
AVR
Q6631
+5V Q6633
1 3 VCC
PHOTO (SC3)
D
FET
COM FET
COUPLER LO G
INVERTER IN OUT
2
S
DRIVER
IC6753
GND
IC6771
AVR
+5V(SC3)
PC6705
+5V
1 3
(SC3)
R6858
COM IC6773
2
PHOTO
COUPLER
BUFFER
IC6774
FLOA FLOATING GND TING GND TING GND
VSET2 Gen.
(5-10V)
IC6802
-97V
K
REF
A
TPVAD -90V
K
IC6471
REF
+5V(SC1)
PHOTO
+5V(SC1) ERROR DET
A
COUPLER
VF_GND
PHOTO +5V(SC3)
IC6861
COUPLER
D6861
+15V_F
Vscn(VAD+140V)
VF_GND
COMPA- R6661 R6662 R6663
PHOTO
RATOR
COUPLER
IC6871
+16V_F2
VF_GND
D6871
COMPA- Vad( 85V)
PHOTO
RATOR
Q6791 D6791
COUPLER
BUFFER
+15V_F
IC6610
R6602 R6601
COMPA-
PHOTO
D6612
RATOR VF_GND
COUPLER VF_GND
D6610
87
TPSC1 SIGNAL WAVE
VSET
VSUS
VAD
VSCN
VSET2
VSCN SUPERIMEPOSED
Q6681
IC6681 Q6685
Q6686
Q6825
(Vscn)
D
FET
VCC BUFF
HO G
OUT
S
CEL2 FET Q6691
IN Q6682 (Vfo)
DRIVER BUFF Q6687
Q6688
GND LO
Q6826
D
BUFF FET
G
OUT
S
VF_GND
VSET SLOPE
IC6601
VR6602 Q6601
Q6602
2 D
VCC 3 1 FET
HO BUFF
G
OUT
CPH2 INIT -R S
FET
IN
DRIVER
GND
VF_GND
VF_GND
TPVSET2
Q6611-Q6615
VAD SEPARATE
Q6641-Q6650
Q6781-
Q6651-Q6660
Q6786
IC6772 D
FET
BUFF G
OUT
16V_F S
VCC HO
FET
IN VAD SLOPE
DRIVER
VR6602 Q6661
GND LO Q6662
2 D
1 FET
3
BUFF G
OUT
INIT -F S
VAD CONT
Q6663 AMP
IC6671
Q6671-Q6674
Q6679
Q6676-Q6678
Q6680
VCC
D
FET
LO BUFF G
FET
IN OUT
S
DRIVER
GND
TPVSET
VSET SOS OPERATION
D6619 D6620
at 210V or less
VSET SOS DET
R6833-
R6836
+16V_F +16V_F2
D6792
D6825
Q6824
+15V +16V_F2 +16V_F
R6600 R6630 R6615 R6614
Vfo
SC80 1 2 5 6 11 12 13 14 17 18 21 22
TO SC83
TO SD48
(SC2-BOARD)
TH-103PF10UK/EK
SC
TO SU49
49
1 FSIU
FSIU
3 FCLU
FCLU
5 FCLKU
FCLKU
7 PROU
PROU
8
Vf+5V
9 Vf+5V
SC41 TO SU41
A1 B1 Vf
Vf
A33 B33
A34 B34 Vf+5V
A35 B35 Vf+5V
Vf
A36 B36
A40 B40 Vf
SC42 TO SU42
TPSCI
Vfo
A1 B1
Vfo
A10 B10
A11 B11 Vscn
Vscn
A12 B12
Vf
A13 B13
Vf
A40 B40
SC
TO SM50
50
1 FSIU
FSIU
FCLU
3
FCLU
FCLKU
5
FCLKU
7 PROU
PROU
Vf+5V
8
Vf+5V
9
SC43 TO SM43
Vfo
A40 B40
Vfo
A31 B31
A30 B30 Vscn
A29 B29 Vscn
Vf
A28 B28
A1 B1 Vf
SC46 TO SM46
Vf
A1 B1
Vf
A10 B10
A11 B11 Vf+5V
Vf+5V
A12 B12
A13 B13 Vf
Vf
A40 B40
SC
TO SM51
51
FSID
1 FSID
FCLD
FCLD
3
FCLKD
FCLKD
5
PROD
7 PROD
Vf+5V
8
Vf+5V
9
SC
TO SD52
52
FSID
1 FSID
FCLD
3 FCLD
FCLKD
FCLKD
5
PROD
7 PROD
Vf+5V
8
Vf+5V
9
SC47 TO SD47
A40 B40 Vf
Vf
A36 B36
Vf+5V
A35 B35
A34 B34 Vf+5V
Vf
A33 B33
Vf
A1 B1
A1 A10 A11 A12 A13 A40
SC48
B1 B10 B11 B12 B13 B40
TH-103PF10UK/EK
SC-Board Block Diagram