Panasonic TH-42PX80U Service Manual page 67

11.31. SC-Board (3/3) Schematic Diagram
11
VSUS
Q16873
B1ABCF000231
*C16418
220V
200u
R16785 R16788
82k 150k
R16786
82k
PC16896
B3PBA0000223
Q16816
2SD0601AQL
FOR D16824
SC30
MAZ83300ML
FACTROY
USE
SOS7_SC2
Q16814
R16789
1 C16843
10k
B1ABCN000007 50V
0.1u
2
R16850 R16787
4.7k 33k
3
4
VSCN
5
6
VAD:-149V
7
8
12
TH-42PX80U
SC-Board (3/3) Schematic Diagram
19 20
L16699 D16715 TP64
330u B0HCMR000002
*C16419
TPVSET
220V
200u
VSET:320V
R16731
IC16788 82k
MIP9L02MBS
R16738
82k
VSET OUT
ERROR DET
D16722
R16740 MA2J11100L R16703 R16702
100k 10k 3.3k
1 10
TP65 SOURCE DRAIN
C16866 Q16872
TP66 10V R16733
2SB0709A0L
1u 470k
2
R16730 BY
Q16874
47k
B1CBGD000001
C16821
3 8
50V D16714
FB VOUT
0.1u MAZ81500ML
C16867
50V
4700p 7
V01
R16729 R16732
47k
3.9k
5 6
VCC GND
C16868
IC16789
16V
0.1u
C0DBEYY00078
VSET OUT
R16827 R16841 R16838
0
56k 56k
VSCN
D16710
MAZ81500ML
*R16845
62k
R16825
150k
R16822
*R16846 82k
60.4k
C16813
160V
IC16784
100u
IC16786
MIP9L02MBS R16823
82k
VR16600
VAD GEN.
50k
PC16897
B3PBA0000223
R16757
0 Q16817
2SD0601AQL
D16825
C16858
16V MAZ83300ML
0.1u
Q16815
C16856
C16857
B1ABCN000007
10V 50V
1u 4700p D16711
R16826 C16844
B0HCMR000002
10k 50V
R16824
33k 0.1u
R16844
TP94 VAD
1.24k
L16472
G0ZZ00002183
TPVAD
21 22
VSET
5V
R16744
200k VSET DET
R16735
OPERATES AT 395V OR MORE
221k
R16700 SOS7_SC2
R16749 4.7k
R16794 10k
R16736
200k
221k
R16701 D16718
10k MA2J11100L
R16795
*R16737
200k
200k Q16879
Q16875
C16869 B1ABCF000231
B1ABCF000231
50V D16717
MAZ83300ML
0.1u C16823
*C16822
630V
400V
5600p 47u
C16855
16V
1u
R16796
CATHODE REFERENCE 56k R16704
10k
R16734
ANODE 4.99k
NC NC
VSUS
*R16774
68k
ERROR DET
*D16871
MAZ82400ML
R16870
*D16873
33k
C16864 TP95 VSCN MAZ82000ML
50V
0.1u
D16712
MAZ81500ML
R16872 R16874
3.3k 71.5k
R16852 C16842
160V
10k
100u
R16875
Q16871
C16863
71.5k
2SB0709A0L 50V
MIP9L02MBS
0.01u
VSCN GEN.
R16851
100k
C16862
16V VSCN:Vad+145V
R16871
0.1u 3.9k CATHODE REFERENCE
TPVSCN
R16873
ANODE 2.49k
C16860 C16861 NC NC
10V 50V
D16713
1u 4700p
B0HCMR000002
R16860
8.2
IC16787 D16859
B0HCKS000002
C0DBEYY00078
VSCN GEN.
D16860
B0HCKS000002
C16691
160V
100u
VF_GND
23 24
67
! SC-BOARD TXNSC1RRTUS (3/3)
23
22
21
20
19
D16861
18
MAZ83300ML
5V_F_A
17
5V
D16821
D16862 16
D16822
MAZ83300ML MAZ82000ML
MA2J11100L
15
R16752 14 TP54
4.7k SOS7_SC2
R16750
D16820 13
22k TP55
MA3X152E0L
R16751 12
220k
TP56
Q16876 11
R16756 B1ABCF000231
22k 10
TP57
D16875
9
MA2J11100L TP58
8
R16775
D16874 R16753
4.7k
MAZ80510LL 47k
7
6
5
4
3
2
1
SC41
VSCN_F
TO
SU-BOARD
(SU41)
VSCN_F
TP96
R16696
2.2
VSCN_F
TPSC1
TP80
R16855 R16857
10k 120k
Q16806
Q16805
2SC3063000RL 2SC1473AEA
TP78
D16837
MA2J11100L
15V_F R16856
56
D16830
D16839
MAZ80560HL
B0ECKP000047 C16832
50V
VF_GND
3900p
D16838 D16836
B0BC027A0234 MAZ81500ML R16886
220k
R16887
220k
R16888
220k
TP59
TP60
TP61
TP62
TP63
TH-42PX80U
SC-Board (3/3) Schematic Diagram
25 26
TP41
9 R16720
22
AA_SIU
8 TP42
R16721
22 AA_OC2
7
TP43
6 R16722
22 AA_CLK
5
R16723
22 AA_OC1
4
TP44
3
2
5V
1
TO
*SC46
SD-BOARD
(SD46)
23
22
21
20
19
18
17
16
15
14
13
12
TP81 5V_F_B
11
10
VSET2_O
9
8
7
5V_F_A
TP79
6
5
4
SCNR_PRO
3
CHA
2
1
L16801
TP51 G0ZZ00002183
SC42
TO
SD-BOARD
(SD42)
27