Sc-Board Block Diagram - Panasonic TH-65PF10UK Service Manual

TH-65PF10UK

10.16. SC-Board Block Diagram

SC SCAN DRIVE
SC2
TO P2 TPVSUS
178V
Vsus 1
SC
TO P23 TPV15V +15V
23
+15V 1
+15V 2
IC6561,6562
SC
TO D20 +5V BUFFER
20
P+5V 1 VCC
CL
CL 2
CLK
CLK 3
BUFFER
SIU
SIU 4
SID
SID 6
SCSU
SCSU 7
CEL2
CEL2 8
+5V
VCC
CPH1
CPH 9
CPH2
CEL
CEL 13
CSL
CSL 17
CSH
CSH 18
BUFFER
CML
CML 19
CMH
CMH 20
2G-
(CBK)DRVRST_0 14
SOS6_SC1 11
SOS7_SC2 12
TPSOS6
TPSOS7 SC FLOATING PART SOS DET
LED BLINKING : 7 TIMES
+5V(SC1),+5V(SC3)
Vscn,VAD(
IC6472
B
A
Vscn SOS operates
at 156V or more and 78V or less.
Vad SOS operates
at -76V or more and -121V or less.
F16V SOS operates
at 21V or more.
TH-65PF10UK
SC-Board Block Diagram
+16V_F
VIN VOUT
VSUS GND COM
IC6791
240V
90V
VSET
DC/DC CONV.
VSET Gen.
COLD FLOATING GND
Q6821,Q6822
IC6821 VSET SOS operates
at 156V or less.
IC6725
K
VSET SOS DET
REF +5V(SC2)
R6833-
R6836
A AVR
+5V
1
(335V) (SC1)
D6825
GND
2
Q6824
VF_GND
PC6701
+5V
CL
PHOTO
CLK COUPLER
SIU
PHOTO
SID COUPLER
PC6702
IC6682
Vsus Gen.
BUFFER
IC6501
Q6501-Q6508
+15V Q6401-Q6408
Q6521-Q6528 PC6703
+5V
VCC HO OUTFET
HIN
FET
Q6421-Q6428 IC6602
CEL2
LIN
DRIVER
PHOTO
OUTFET CPH2
LO
COUPLER INVERTER
VF_GND
IC6751
+5V(SC3)
PC6704
AVR
ENERGY RECOVERY +5V
CPH1 1
PHOTO (SC3)
IC6521
COUPLER COM
(0-200V) 2
L6401
Q6531-Q6534
Q6441-
+15V
Q6551-Q6554
Q6444
L6407
VCC HO OUTFET
HIN FET L6412
Q6451-
LIN DRIVER
Q6454
L6416
LO OUTFET AVR
PC6705
+5V
1
(0-305V)
(SC3)
CEL
COM
2
VCC
PHOTO
SCSU
IC6581 COUPLER
D6583
Q6581 LED(G)
COMPARATOR
COLD FLOATING GND
D6585
VSET SOS
VSUS
ENERGY RECOVERY SOS DET
T6602
LED BLINKING : 6 TIMES
D6806 VSET
D6826
7 10
OCP
VSUS
6 11
IC6803
12
POWER OSC
4 13
S
D6804
2 15
Vin D
90V),Vfo,VSET
PC6801
PHOTO
D6480 COUPLER
+5V(SC1)SOS
Y
PC6480
+5V(SC1)
PHOTO
+5V(SC1)SOS
COUPLER
PC6760
D6760
+5V(SC3)SOS PHOTO
+5V(SC3)
COUPLER
+15V_F
PC6861
D6862
PHOTO
Vscn SOS
COUPLER
PC6871 +16V_F
D6872
VAD SOS PHOTO
COUPLER
Vfo SOS
+15V_F
PC6610
D6616
Vfo SOS PHOTO
COUPLER
TPSC1 SIGNAL WAVE
VSET
TPVSET
VSUS
15V_F
IC6724
+5V(SC1)
VSET2
AVR
D6721
+5V
3 1 3 Vad 90V
(SC2)
GND D6619 D6620
2
IC6721
CL VCC FCLU
FCLD
BUFFER
VSCN SUPERIMEPOSED
CLK FCLKU
FCLKD
IC6681
Q6681
Q6691
GND
VCC HO
FET
G
OUT
SIU VCC FSIU
CEL2 FET
IN
SID FSID DRIVER Q6682
BUFFER
CEL2
GND LO
G FET
PROU
OUT
PROD
VF_GND
GND IC6722
VSET SLOPE
IC6601
Q6742 Q6743
D6478
Q6602
BUFF BUFF
VCC
BUFF
HO
Q6744
CPH2
FET
IN
D
DRIVER
G FET
S GND
VF_GND
VF_GND
TPVSET2
VSET SEPARATE
IC6752 Q6762
Q6763
+15V Q6622,
Q6623,
Q6625-27
3 VCC
D
FET
FET LO G
INVERTER IN
OUT
S VAD SEPARATE
DRIVER
IC6753
GND Q6781-
Q6784
IC6772
BUFF
16V_F
VCC HO
IC6771
FET
VAD SLOPE
+5V(SC3) IN
DRIVER
3
R6858 GND LO Q6662
IC6773
BUFF
B
Y
A
VAD CONT
BUFFER
Q6665
IC6671
IC6774
Q6679
Q6680
VCC
FET LO BUFF
IN
DRIVER
VAD Gen.( 90V) VSET2 Gen. GND
(+8V)
Q6803
IC6802
IC6801
K
K VR6603
REF
REF
VR6600
A
A
VSCN Gen.
Q6841,Q6842
IC6841
TPVAD
D6841
K
K
IC6471
REF
A
+5V(SC1) A ERROR DET
VF_GND
IC6861
16V_F
Vscn(VAD+140V)
COMPA-
R6663 R6662 R6661
RATOR
IC6871
VF_GND
+16V_F
D6871
COMPA- Vad( 90V)
RATOR D6791
Q6791
BUFFER
IC6610
R6615 R6614 R6630
COMPA- Vfo
D6612
RATOR VF_GND
VF_GND
D6610
54
SC
TO SU45
45
FSIU
VAD
1
FSIU
FCLU
VSCN
3
FCLU
FCLKU
5
FCLKU
PROU
7
PROU
Vf+5V
8
Vf+5V
9
TO SU41
SC41
Vf
A1 B1
Vf
A33 B33
TPSCI Vf+5V
A34 B34
(Vscn)
D Vf+5V
A35 B35
S Vf
(Vfo) A36 B36
D
Vf
A40 B40
S
SC42 TO SU42
Vfo
A1 B1
Q6601
D Vfo
FET A10 B10
G OUT
S
VR6601 Vscn
A11
B11
INIT-F Vscn
A12 B12
Vf
A13 B13
Vf
A40 B40
VF_GND
Q6641-Q6649
Q6651-Q6660
SC
TO SD46
D 46
FET
G
OUT
FSID FSID
S 1
FCLD FCLD
3
FCLKD FCLKD
5
PROD PROD
7
VR6602 Q6661
Vf+5V
2
D 8
3 1 FET
G
OUT Vf+5V
S
INIT-F 9
AMP
SC44 TO SD44
Q6671-
Q6675 Vf
A1 B1
D
FET
G
OUT Vf
S
A5 B5
Vf+5V
A6 B6
Vf+5V
A7
B7
Vf
A8 B8
Vf
A40 B40
TO SD43
SC43
Vf
A1 B1
(+140V)
TPVSCN
Vf
A28 B28
Vscn
A29 B29
REF
Vscn
A30 B30
Vfo
A31 B31
Vfo
A40 B40
D6859 D6860
SC30 1 2 4 5 6 8
FOR
FACTORY
USE
TH-65PF10UK
SC-Board Block Diagram