Sc, Su And Sd-Board Block Diagram - Panasonic TH-50PX60U Service Manual

TH-50PX60U

14.62. SC, SU and SD-Board Block Diagram

SC SCAN DRIVE
VSUS
SC2
TO P2 VSET
TPVSUS
VSET Gen.
Vsus 1
Vsus 2
IC6821
Q6821,Q6822
SC
TO P23
TP15V
23
+15V 1
+15V 2
IC6561,6562
SC
TO D20 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
Vsus Gen.
CPH1
CPH 9
IC6501
CPH2
Q6511,Q6512
CEL
CEL 13
Q6616,Q6617
CSL
CSL 17 VCC HO
BUFFER
CSH
HIN
CSH 18
FET
CML LIN
DRIVEB
CML 19
VDD
CMH LO
CMH 20
SC_SOS6 11 VCC
SC_SOS7 12
ENERGY RECOVERY
IC6521
Q6531,Q6532
Q6551,Q6552
VCC HO
HIN
FET
LIN DRIVER
VDD
LO
VCC
IC6581
Q6581
COMPARATOR
D6585
TPSOS6 ENERGY RECOVERY SOS DET
LED BLINKING : 6 TIMES
TPSOS7
SC FLOATING PART SOS DET
LED BLINKING : 7 TIMES
TH-50PX60U
SC, SU and SD-Board Block Diagram
COLD FLOATING GND
IC6725
IC6724
TPVSET
(+280V)
+5V(SC2)
+5V(SC1)
AVR AVR
+5V +5V
1 3 1 3
(SC1) (SC2)
GND GND
2 2
PC6701
IC6721
VCC
CL
CL
PHOTO BUFFER
COUPLER
CLK
CLK
GND
SIU
PHOTO
SIU VCC
COUPLER
SID
SID
BUFFER
CEL2
PC6702
GND
Q6401-Q6403
VSET SLOPE
PC6703
OUTFET
IC6601
Q6421-Q6423
CEL2
VCC
PHOTO
OUTFET
CPH2
FET
COUPLER
IN
DRIVER
GND
IC6751
VSET SEPARATE
+5V(SC3) IC6752
PC6704
15V
AVR
+5V
1 3 VCC
PHOTO
(SC3)
CPH1
COUPLER
GND
IC6753 IN
2
L6401
GND
L6402
Q6441-Q6443
L6404
OUTFET
L6411
Q6452,Q6453
IC6771
L6414
16V_F
OUTFET
AVR
+5V(SC3)
PC6705
+5V
1 3
(SC3)
CEL
GND
2
PHOTO
SCSU
COUPLER
D6583
LED(G)
COLD FLOATING GND
IC6841
T6602 D6841
Q6841,Q6842
D6806 VSET
VSCN Gen.
VSUS
IC6803
POWER OSC VSUS
IC6801
D6804
Q6803
VAD Gen.( 105V)
VR6600
PC6801
Adj.
PHOTO
COUPLER
PC6480
D6480
PHOTO +5V(SC1)
COUPLER
PC6760
D6760 PHOTO
+5V(SC3)
COUPLER
PC6861 IC6861
D6862
PHOTO COMPAR- Vscn(VAD+140V)
COUPLER RATOR
PC6871 IC6871
D6872
PHOTO COMPAR- Vad( 105V)
COUPLER RATOR
16V_F
D6826
VSET
TPSC1 SIGNAL WAVE
VSET
IC6791
DC/DC CONV.
16V_F 15V
VSUS
VOUT VIN
COM
VAD
VSCN
VSET2
15V_F
D6421
Vad 105V
FCLU
FCLD
FCLKU
FCLKD
(Vf+5V)
FSIU
FSID
VSCN SUPERIMEPOSED
PROU
IC6681 (Vscn)
Q6681
PROD
Q6691
IC6722 VDD
HO FET OUT
(Vfo)
FET
IC6682 IN
Q6682
DRIVER
LO FET OUT
GND
TPSCI
Q6601,Q6602
FET
HO
OUT
D6620
Q6762
Q6621,Q6622
FET
FET LO
Q6641,Q6642
OUT
VAD SEPARATE
DRIVER Q6644,Q6645
Q6647,Q6648
IC6772
Q6781
FET
Q6782 OUT
VCC HO
FET
IN VAD SLOPE
DRIVER
GND LO Q6661-Q6663
FET
OUT
IC6773
VAD CONST
IC6774
IC6671
Q6671-Q6673
Q6680
VCC
FET
LO
IN FET OUT
DRIVER
GND
TPVSCN
(+140V)
D6859 D6860
TPVAD
(Vad 105V)
IC6802
VSET2 Gen.
FOR
(+8V) SC30
FACTORY
USE
8
4
Q6743 1
Q6742
5V
R6833
R6839
R6834
R6835
R6836
D6825
Q6824
R6838 R6837
VSETSOS DET
132
SU SCAN OUT (UPPER)
VDDH SO
VDD
IC6901
SC SU
64
45 CLK
45
CL
FSIU S/P
1 1
PRO
FSIU 64bit
FCLU GND
SI
3 3
FCLU
FCLKU
5 5
FCLKU SO
VDDH
PROU
32
7 7 VDD
IC6902
PROU
Vf+5V
CLK
8 8
CL
Vf+5V S/P 32
9 9 PRO
64bit
GND SI
SO
SC41 SU41 VDDH
VDD
IC6903
Vf+5V 64
CLK
A35 B35 A6 A46
Vf+5V CL
S/P
A34 B34 A7 A47
PRO
64bit
Vf GND SI
A39 B39 A2 A42
Vf
A36 B36 A5 A45 SO
VDDH
Vf VDD
IC6904
A33 B33 A8 A48
64
CLK
CL
Vf S/P
A11 B11 A30 A70 PRO
Vscn
64bit
A10 B10 A31 A71 GND SI
Vscn
A9 B9 A32 A72
Vfo
SO
A8 B8 A33 A73 VDDH
32
VDD IC6905
Vfo CLK
A1 B1 A40 A80
CL
S/P 32
PRO
D6903
64bit
GND SI
SO
VDDH
VDD
IC6906
64
CLK
CL
S/P
PRO
64bit
GND
VDDH SO
VDD
IC6951
SC SD
64
CLK
46 46
CL
FSID FSID S/P
1 1 PRO
64bit
FCLD FCLD
GND SI
3 3
FCLKD FCLKD
5 5
SO
VDDH
PROD PROD
32
7 7 VDD
IC6952
Vf+5V
CLK
8 8
Vf+5V CL
S/P 32
9 9 PRO
64bit
GND SI
SO
SC42 SD42 VDDH
VDD IC6953
Vf+5V 64
A6 B6 C35 C75 CLK
Vf+5V CL
S/P
A7 B7 C34 C74
PRO
64bit
Vf GND
A2 SI
B2 C39 C79
Vf
A5 B5 C36 C76 SO
VDDH
Vf VDD
IC6954
A8 B8 C33 C73
64
CLK
CL
Vf S/P
A30 B30 C11 C51 PRO
Vscn 64bit
A31 B31 C10 C50 GND SI
Vscn
A32 B32 C9 C49
Vfo
SO
A33 B33 C8 C48 VDDH
32
VDD IC6955
Vfo CLK
A40 B40 C1 C41
CL
S/P 32
PRO
D6963
64bit
GND SI
VDDH SO
VDD IC6956
64
CLK
CL
S/P
PRO
64bit
GND
SD SCAN OUT (LOWER)
TH-50PX60U
SC, SU and SD-Board Block Diagram
SU1
96
LINE
SU2
96
LINE
PANEL
SCAN
SU3 ELECTRODES
384LINE
96 (UPPER)
LINE
SU4
96
LINE
SD1
96
LINE
SD2
96
LINE
PANEL
SCAN
SD3 ELECTRODES
384LINE
96
(LOWER)
LINE
SD4
96
LINE