Sc, Su And Sd-Board Block Diagram - Panasonic TH-65PHD8BK Service Manual

TH-65PHD8BK / TH-65PHD8EK / TH-65PHD8UK

15.48. SC, SU and SD-Board Block Diagram

SC SCAN DRIVE
TO P2 SC2
Vsus 1
SC
TO P23
23
+15V 1
+15V 2
IC6411,6412
SC
TO D20 BUFFER
20
P+5V 1
CL 2
CLK
3
SIU 4
SID 6
SCSU 7
CEL2 8
CPH 9
CEL 13
CBK(CEH) 14
CSL 17
CSH 18
CML 19
CMH 20
SC_SOS7 VCC
11
Q6413
Q6412
TH-65PHD8 SERIES
SC, SU and SD-Board Block Diagram
TPVSUS
VSET Gen.
TPVSET
IC6812
Q6577,Q6814
Q6815
TP15V
VBK Gen.
TPVBK
VCC
CL
IC6811
CLK
Q6811-Q6813
SIU
BUFFER
SID
SCSU VBK
CEL2
Q6575,Q6576
CPH
IC6504
CPH
CEL VCC
HIN
LIN
CBK
FET DRIVER
CSL
CSH
BUFFER
CML
Vsus Gen.
CMH
IC6501
Q6551-Q6554
Q6559-Q6562
VCC
HIN
LIN
FET DRIVER
VCC
CBK
CBK
ENERGY RECOVERY
CPH
CMH
CMH
IC6502
CSH
CSH
IC6503
CPH
VCC
IC6413
HIN
HIN
AND GATE
FET DRIVER
VCC
TPSOS1
D6411
SC ENERGY RECOVERY SOS DET
LED BLINKING : 7 TIMES
SC FLOATING PART SOS DET
LED BLINKING : 7 TIMES
TPVSET
COLD
(+230V)
D6518
PC6607
PC6605
CL
TPVBK
PHOTO
COUPLER
CLK
SIU
PHOTO
COUPLER
SID
PHOTO
CEL2
COUPLER
Q6543-Q6546
PC6604
FETOUT
PC6601
CPH
PHOTO
COUPLER
Q6501-Q6506
Q6513-Q6518
PC6602
FETOUT
CEL
PHOTO
SCSU
COUPLER
L6501-L6510
Q6567
Q6568
Q6816
Q6571
Q6572 Q6817
Q6818
Q6531-Q6533
POWER OSC
Q6537-Q6539
FETOUT
COUPLER
D6415
LED(G)
IC6801
POWER OSC
IC6421
COMPARATOR
COUPLER
PC6819
COLD
D6419
D6420
D6416
D6421
FLOATING GND
IC6654
IC6653
+5V(SC1)
+5V(SC2)
+5V(SC1)
AVR AVR
+5V +5V
1 3 1
(SC1) (SC2)
GND GND
2 2
IC6650
CL VCC
BUFFER
CLK
GND
SIU VCC
SID
BUFFER
CEL2
GND
IC6611
VSET
+5V(SC3)
Q6658,Q6659
+5V(SC3)
AVR
+5V
IC6610
1 3
(SC3)
GND
2 VCC
IN
FET DRIVER
GND
Q6666,Q6667
IC6816
T6802
+15V(SC2)
PC6814
AVR
+15V
3
(SC2)
D6818
GND
2
ERRORDET
C6807
PHOTO
IC6815
PC6813
Q6819,Q6820
VSCN Gen.
D6819
C6829
D6826
C6809
IC6817
Q6821
T6801
VAD Gen.( 85V)
VR6801
PHOTO
Adj.
FLOATING GND
PHOTO
PC6424
COUPLER
SC1(+5V)
PHOTO
PC6425
COUPLER
SC3(+5V)
PHOTO
PC6422
COUPLER
Vscn(Vad+120V)
PHOTO
PC6423
COUPLER
Vad( 85V)
IC6652
+15V(SC1)
AVR
+20V
+15V
3 1 3
(SC1)
GND
2
FCLU
D6839
FCLD
FCLKU
FCLKD
FSIU
FSID
PROU
PROD
IC6651
(VSET rise)
Q6601
Q6611-Q6626
Q6655-Q6657
VSET
RISE
CONT. D6822
FETOUT
IC6621
+5V(SC4)
AVR
+5V
1 3 1
(SC4)
GND
2
(Vad+120V)
TPVSCN
TPVAD
IC6818
VSET2 Gen.
(+8V)
TPVSET2
Q6822
Q6823
116