Panasonic TH-46PZ80UA Service Manual page 36

9.6. Block Diagram (6/6)
SC SCAN DRIVE
P2 SC2 TPVSUS
Vsus 1
IC16791
16V-F
DC/DC
CONVERTER
IC16771
IC16773
+5V
INVERTER
PC16461
PHOTO COUPLER
CMH
IC16464,65
Q16401
CML2
Q16402
INVERTER
Q16404
IC16501
CSH/CMH GATE
DRIVE CIRCUIT
Q16441
Q16442
CSH
IC16521
CSL
CSL/CML GATE
DRIVE CIRCUIT
CML
IC16561-63
SC BUFFER
D20
20
IC16581
+5V(P) 35
+15V(P) 8 ERROR DET
D16583
+15V(P) 7
LED(G)
TPSOS6
+15V(P)
6
MAIN_STOP
SOS6_SC1 21
(LED:6TIMES) (LED:6TIMES)
SOS7_SC2 20
SCAN
SCAN CONTROL PC16480
CONTROL
D16480
PHOTO COUPLER
VOLTAGE
DROP
Q16876
ERROR DET
D16820
ERROR DET
MAIN_STOP
VSCN
TPSOS7
Q16875,79
D16718
VSET
ERROR DET
15V_F
(LED:7TIMES) (LED:7TIMES)
D31
C1 DATA DRIVER (RIGHT)
C11 1 2 3 5 17 63 33 39
BUFFER
BUFFER
IC17104-06
CB1 CB2 CB3 CB4
PANEL DRIVER
TH-46PZ80UA
Block (6/6) Diagram
IC16788,89
TPVSET
VSET GEN.
SHUNT REG
Q16601
PC16684
Q16604
PHOTO COUPLER
CPH1
VF_GND
Q16641,42
PC16685
CPH2
PHOTO COUPLER
CEL
Q16621 Q16661
VAD SEPA CEL
Q16622
DRIVER
Q16451
IC16772
SCSU
VAD CONT.
DRIVER
Q16421 IC16786,87
Q16664,65,67 TPVSCN TPSC1
Q16422
VSCN
Q16423
GEN.
D16859
D16860
D16721
CML CPH1 SIU IC16784
TPVAD
CML2 CPH2 SID (15V_F)
CMH CEL OC1
VAD
CSH CQR3 OC2A GEN.
CSL CQR4 CLK
IC16724
SCSU
+5V F_5V_A
(SC1)
D16725
IC16725
F_5V_B
+5V
(SC2)
D16473
D16791
D16871
D16821 D16873
Vscn
IC16564
IC16792
D16717
VSET
IC16801
CQR3
VSET2,6
CQR4
D32
C21 61 67 13 59 33
C10 C20
IC17203
VIDEO DATA
BUFFER
+5V(P)DET
IC17101-03 20 1
Vda
5 16
Vda
1 20
CB5 CB6 CB7 CB8
SU SCAN OUT (UPPER)
SS SUSTAIN DRIVE
IC14901-04
SS
P11
SCAN
11
DRIVER Vsus
1
SC SU
41 41
SS
IC16131
15 15 SCAN
34
VSCN-F DRIVER
6 6 1 VSUS Gen.
Vfo SHORT JUMPER
IC14905-08
1 1 3
SU1 SU5 UMH,UML
SU SS
P12
11 12
MAIN_SW1 8
PLASMA PANEL
MAIN_SW2 10
PANEL SCAN
+15V(P) 4
ELECTRODES
Vda 1
USH,USL
SD Vda 2
11
SD1 SD5
IC14951-54
SCAN
DRIVER
SC SD
42 42
7 7 SCAN
SS
DRIVER C35 TPVDA
35
18 18
Vfo
Vda
20 20 IC14955-58 1
IC16241
Vda 2
9 9
SS
C33
2 2 SCNR_PRO
33
VSET2,6
SOS8_SS 8
+5V(P) 1
SC SD
5V 5V BUFFER
46 46
2 SUSTAIN CONTROL
SIU SUSTAIN CONTROL
1 1
SID IC14961-65 7
OC1
OC2A
CLK
SD SCAN OUT (LOWER)
C2 DATA DRIVER (CENTER)
D33
39 5 1 2 3 C22 61 67 37 39 33 35 1 2 3 5 21 59 7
C26
SOS8_SS
62
SUSTAIN CONTROL
IC17201,02
BUFFER
Vda
1
IC17204
BUFFER
Vda
8
CLOCK
CONTROL DATA
VIDEO DATA
+5V(P)
64
+5V(P)
66
+5V(P)DET
68
CB CB
CB9
10 11
PANEL DRIVER PLASMA PANEL
36
TPVSUS
IC16301
UMH IPD
Q16001-03
IC16302
T16301
D16321
TPVE2
DRIVER
TRANS
VE2
Q16022-24
UML
IC16151
TPVE
USH
Q16041
ENERGY
RECOVERY NUEL NUEL
USL
Q16339 Q16331
Q16051
PC16191
Q16101
VE Gen.
Q16102
DRIVER
D16253
IC16251
LED(G)
TPSS1
UEH,UML
ERROR DET
D16282
D16255 D16280
(LED:8TIMES) (LED:8TIMES) ERROR DET
UMH NUEL Q16280
TPSOS8
UML UEH
BUFFER
USH
USL
IC16303
NAND GATE
C3 DATA DRIVER (LEFT)
C36
7
68
IC17301
61
BUFFER
BUFFER
5
3
IC17302-04
1
CB CB CB CB
12 13 14 15
PANEL DRIVER
TH-46PZ80UA
Block (6/6) Diagram
SS
61
1
2
13
SS
63
1
2
13
PLASMA PANEL
SS
PANEL SUSTAIN
64
ELECTRODE
1
2
13
SS
66
1
2
13
C33 SS33
8 SOS8_SS
SUSTAIN CONTROL
1 +5V(P)
2 Vda
1 Vda
C35 SS35