Panasonic TH-50PX60U, Service Manual

Page: 132 / 183

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