Panasonic TX-P42C2B / TX-P42C2E / TX-P42C2L / TX-PR42C2 Service Manual ▷ View online
69
12.27. SN-Board (1/9) Schematic Diagram
+
TERM
SIDE
AA_CSL
AA_CSH
AA_OC1
MAIN_STOP0
AA_SC_FPGANRST
AA_OC2
AA_CERS
AA_CLK
AA_SIU
AA_CIS
AA_CMH
AA_CML
AA_CEL
AA_CPH1
AA_CRC2
AA_UHZ
AA_CRC1
AA_CML2
C16593
50V
1000p
C16562
16V
1u
C16581
25V
1u
C16566
50V
0.01u
C16565
50V
0.01u
C16564
16V
1u
C16412
1.5u
250V
C16561
10u
10V
C16582
25V
4.7u
C16791
25V
220u
D16875
B0ACCJ000048
D16480
B0ACCJ000048
D16820
B0ACCJ000048
D16790
B0JCME000093
D16822
B0ADCJ000100
D16583
B3ABB0000210
D16821
DZ2J330M0L
D16871
DZ2J330M0L
D16874
DZ2J051M0L
IC16581
C0BBBA000024
1
A_OUTPUT
2
A_-INPUT
3
A_+INPUT
4
GND
5
B_+INPUT
6
B_-INPUT
7
B_OUTPUT
8
VCC
IC16563
C0JBAB000916
1
1A
2
1Y
3
2A
4
2Y
5
3A
6
3Y
7
GND
8
4Y
9
4A
10
5Y
11
5A
12
6Y
13
6A
14
VCC
C0JBAU000043
IC16561
G1
1
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
10 GND
11
Y8
12
Y7
13
Y6
14
Y5
15
Y4
16
Y3
17
Y2
18
Y1
19
G2
20
Vcc
C0JBAU000043
IC16562
G1
1
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
10 GND
11
Y8
12
Y7
13
Y6
14
Y5
15
Y4
16
Y3
17
Y2
18
Y1
19
G2
20
Vcc
SN20
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
SN2
1
3
VSCN
15V
5V
SOS7_SC2
15V
VSUS
5V
15V
SOS7_SC2
TP14
TP106
TP82
TP36
TP70
TP7
TP74
TP24
TP35
TP38
TP17
TP20
TP111
TP9
TP25
TP72
TP5
TP52
TP31
TP73
TP6
TP117
TP27
TP4
TP21
TP8
TP37
TP2
TP23
TP107
TP1
TP16
TP71
TP109
TP113
TP19
TP32
TP12
TP40
TP39
TP105
TP10
TP110
TP29
TP114
TP28
TP11
TP112
TP34
TP116
TP118
TP26
TP108
TP30
TP18
TP115
TP22
TP33
TP125
Q16876
B1ABCF000231
R16565
EXB38V472JV
R16566
EXB38V472JV
R16591
EXB38V472JV
R16563
EXB38V470JV
R16567
EXB38V472JV
R16568
EXB38V472JV
R16561
EXB38V470JV
R16564
EXB38V470JV
R16562
EXB38V470JV
R16774
27k
R16783
150k
R16584
6.81k
R16583
39k
R16582
39k
R16750
27k
R16587
2.2k
R16586
1.69k
R16593
1.33k
R16585
1k
R16751
150k
R16753
47k
R16590
220
R16476
4.7k
R16752
4.7k
R16588
10k
R16581
22k
R16755
27k
R16580
5.6k
5V
TP13
*
GND
Vsus
TPVSUS
CRC1
OC1
GND
GND
CERS
OC2
P5V
CRC1
SOS7
SIU
GND
CIS
CLK
CSH
SIU
CEL
CRC2
CERS
CSH
CML
CMH
P15V
SC_FPGANRST
NC
CEL
GND
OC1
CPH1
CLK
P15V
TPSOS7
TPSOS6
CMH
SC_FPGANRST
CML
CPH1
GND
GND
CSL
CSL
OC2
GND
CIS
P5V
UHZ
SOS6
GND
CRC2
UHZ
8
4
7
B
3
C
D
1
E
9
2
F
5
6
A
VAD VOLTAGE ERROR DET
OPERATES AT -169V OR MORE
AND -210V OR LESS
OPERATES AT -169V OR MORE
AND -210V OR LESS
VSCAN VOLTAGE ERROR DET
OPERATES AT 166V OR MORE
AND 125V OR LESS
OPERATES AT 166V OR MORE
AND 125V OR LESS
VOLTAGE ERROR DET(C16582)
OPERATES AT 11.8V OR MORE
AND 5.2V OR LESS
OPERATES AT 11.8V OR MORE
AND 5.2V OR LESS
(GREEN LED)
BUFFER
BUFFER
BUFFER
ERROR DET
!
2
1
TO
A-BOARD
(A20)
A-BOARD
(A20)
TO
P-BOARD
(P2)
P-BOARD
(P2)
SN-BOARD TXNSN11BEK (1/9)
70
12.28. SN-Board (2/9) Schematic Diagram
+
+
+
AA_CSL
AA_CML2
AA_CML
AA_CSH
AA_CMH
MID
MID
C16471
630V
1000p
C16421
630V
5600p
C16491
630V
1000p
C16501
25V
1u
C16771
16V
1u
C16401
5600p
630V
C16505
25V
1u
C16521
25V
1u
C16727
1500p
630V
C16533
25V
4.7u
C16527
25V
4.7u
C16525
25V
4.7u
C16524
25V
4.7u
C16522
25V
4.7u
C16504
25V
4.7u
C16502
25V
4.7u
*C16892
2200p
630V
C16796
25V
470u
C16503
25V
470u
25V
470u
C16523
25V
470u
D16411
B0ACCJ000048
D16536
B0ECHR000001
D16451
B0ECHR000001
D16522
B0ECHR000001
D16441
B0ECHR000001
D16534
B0ECHR000001
D16620
B0ECKP000055
D16503
B0ECHR000001
*D16401
DA3DF50ACSLW
C0ZBZ0001708
IC16521
1
LO
2
VCOM
3
VCC2
4
NC
5
NC
6
VS
7
VB
8
HO
9
NC
10
NC
11
VCC
12
HIN
13
NC
14
LIN
15
GND
16
NC
C0ZBZ0001708
IC16501
1
LO
2
VCOM
3
VCC2
4
NC
5
NC
6
VS
7
VB
8
HO
9
NC
10
NC
11
VCC
12
HIN
13
NC
14
LIN
15
GND
16
NC
IC16771
C0CBADC00072
VIN
3
2
COM
VOUT
1
SN3
1
3
5
*L16411
G0C1R5K00004
*L16401
G0C1R5K00004
15V
VSUS
15V
VAD
VSUS
VSUS
PC16461
B3PBE0000054
1
2
3
4
5
6
7
8
TP91
TP90
TP92
TP99
TP93
TP100
*Q16402
B1JAEQ000010
*Q16401
B1JAEQ000010
Q16551
B1HFPFA00001
Q16531
B1HFPFA00001
Q16521
B1HFPFA00001
R16521
100
R16534
5.6
R16421
7.5
R16417
100
R16402
7.5
R16441
5.6
75
R16524
R16531
10
R16410
390
R16522
100
R16506
10
R16503
10
R16619
1
75
R16523
R16401
7.5
R16510
1
R16418
100
R16416
10k
R16512
47k
R16533
47k
R16553
47k
R16551
10
75
R16504
R16411
270
R16451
5.6
Q16501
B1HFPFA00001
R16517
47k
16V_F
*Q16441
DG3D5010CSLW
*D16461
B0FACQ000001
*D16481
B0FACQ000002
*D16724
DA3DF30ACSLW
*Q16451
DG3D5010CSRP
*D16722
DA3DF30ACSRP
*Q16421
B1JAEP000014
*D16421
B0FACP000006
Vad+5V
Vad+5V
VFG
MIDF
MIDC
VRL
VRH
18
17
12
11
10
15
16
13
14
CSL/CML GATE
DRIVE CIRCUIT
DRIVE CIRCUIT
FET DRIVER
CSH/CMH GATE
DRIVE CIRCUIT
DRIVE CIRCUIT
FET DRIVER
Vad+5V
!
1
2
11
12
13
14
15
VFG
VOL
Vad+5V
TO
SS-BOARD
(SS3)
SS-BOARD
(SS3)
SN-BOARD TXNSN11BEK (2/9)
71
12.29. SN-Board (3/9) Schematic Diagram
SN-BOARD TXNSN11BEK (3/9)
+
AA_CIS
AA_CPH1
AA_CEL
AA_CRC1
AA_CERS
AA_CRC2
C16603
630V
1000p
C16891
25V
1u
C16664
50V
68p
C16685
50V
0.1u
C16684
50V
0.1u
C16604
630V
1000p
C16707
50V
22p
C16665
50V
68p
C16708
50V
0.1u
C16602
50V
22p
22p
C16666
50V
68p
68p
C16608
50V
220p
C16662
630V
1000p
C16661
630V
1000p
C16675
50V
390p
C16490
16V
1u
C16773
25V
1u
C16642
3300p
630V
C16641
3300p
630V
C16756
25V
4.7u
C16755
25V
4.7u
C16753
25V
4.7u
D16702
B0ACCJ000048
D16701
B0ACCJ000048
D16671
B0ACCJ000048
D16610
B0ACCJ000048
D16607
B0ACCJ000048
D16478
B0ACCJ000048
D16618
B0ECKP000055
D16407
B0JCME000093
D16497
B0ECKP000055
D16765
B0ECKP000055
D16672
B0ECHR000001
D16670
B0ECHR000001
D16490
B0ECKP000055
D16920
B0ADCJ000100
D16604
B0ADCJ000100
D16493
B0ADCJ000100
D16494
B0ADCJ000100
D16901
B0ADCJ000100
D16662
DZ2J330M0L
D16602
DZ2J150M0L
D16477
DZ2J047L0L
D16605
DZ2J051L0L
D16678
DZ2J15000L
D16664
DZ2J330M0L
D16492
DZ2J047M0L
D16663
DZ2J330M0L
C0DBZMC00006
IC16490
4
REFERENCE
3
CATHODE
1
NC
2
ANODE
C0DBZYY00352
IC16692
4
REFERENCE
3
CATHODE
1
NC
2
ANODE
C0BBAA000008
IC16491
1
-INPUT
2
GND
3
+INPUT
5
VCC
4
OUTPUT
C0JBAB000715
IC16773
1
NC
2
IN_A
3
GND
5
VCC
4
OUT_Y
IC16661
C0BBBA000024
1
A_OUTPUT
2
A_-INPUT
3
A_+INPUT
4
GND
5
B_+INPUT
6
B_-INPUT
7
B_OUTPUT
8
VCC
16V_F
VSUS
16V_F
15V
5V
16V_F
5V
PC16603
B3PBA0000223
1
2
3
4
PC16684
B3PBA0000496
1
2
3
4
5
6
PC16685
B3PBA0000496
1
2
3
4
5
6
TP68
TP67
Q16607
B1CBGD000001
Q16818
B1CBGD000001
Q16490
B1CBGD000001
Q16672
B1CBGD000001
Q16702
B1ABCF000231
Q16921
B1ABCN000007
Q16606
DSC2001Q0L
Q16810
B1ABCF000231
Q16671
B1ABCF000231
Q16602
DSC2001Q0L
Q16676
B1ABCF000231
Q16920
B1ABCN000007
Q16662
DSC2001Q0L
*Q16661
B1JAER000009
Q16675
B1ADCN000007
DSA2001S0L
Q16801
Q16603
DSA2001S0L
Q16663
DSA2001S0L
Q16701
B1ADCN000007
Q16670
B1ADCN000007
Q16762
B1HFPFA00001
R16617
2.2k
R16695
1.5k
R16607
6.49k
R16801
22k
R16665
33
10
R16765
R16899
3.01k
R16922
4.02k
R16802
33.2k
R16601
1
R16804
1.1k
R16747
2.2k
R16691
56k
R16904
22k
R16776
47
R16921
1.54k
R16604
330
R16609
2k
R16927
22k
R16684
220
R16495
390
R16707
3.9k
R16692
1.5k
R16717
1k
R16615
1.13k
R16663
6.98k
R16491
110k
R16490
100k
R16492
120k
R16745
470k
R16712
1k
R16493
6.98k
R16746
47k
R16685
220
R16674
1k
R16610
100k
R16679
10k
R16621
220
R16666
22k
R16926
2.2k
R16661
1.2k
R16494
2k
R16897
2.61k
R16634
470
R16612
47
R16928
4.7k
R16761
10
R16694
56k
R16681
10
R16664
1k
R16769
75
R16658
9.76k
R16675
4.7k
R16690
4.7k
R16711
4.7k
R16498
10k
R16631
10k
R16686
10k
R16699
10k
R16920
10k
R16923
10k
R16497
47k
R16742
47k
R16763
47k
R16680
10k
R16891
69.8k
R16892
82.5k
R16893
82.5k
R16633
22k
R16605
1.8k
C16712
200p
50V
R16496
47
*Q16621
B1JADN000009
*D16641
B0FBCN000006
*Q16601
B1CERR000042
G
D
S
*C16414
220V
300u
300u
VFG
Vad+5V
16V_F
16V_F
19
20
21
25
22
26
24
27
23
SEPA PROTECT
CIRCUIT
CIRCUIT
SHUNT REG
SEPA PROTECT
COMPARATOR
INVERTER
SHUNT REG
!
11
12
13
14
15
VFG
VOL
Vad+5V
22
21
VSUS
23
VAD
24
25
26
VFG
72
12.30. SN-Board (4/9) Schematic Diagram
+
+
+
+
+
+
+
AA_SC_FPGANRST
MAIN_STOP0
VAD
AA_UHZ
C16863
50V
0.1u
C16861
0.1u
16V
C16862
1u
10V
C16844
50V
0.1u
C16860
1u
10V
C16864
0.1u
50V
C16794
10u
10V
C16856
1u
10V
C16854
50V
0.1u
C16858
1u
10V
C16857
0.1u
16V
C16859
0.1u
50V
C16843
50V
0.1u
C16723
25V
1u
C16462
630V
220p
220p
C16461
630V
220p
220p
C16463
630V
4700p
C16724
25V
4.7u
*C16460
630V
820p
820p
C16793
25V
220u
C16813
220V
220u
220u
C16795
25V
470u
C16691
160V
100u
100u
C16842
160V
100u
100u
C16721
50V
100u
D16474
B0ACCJ000048
D16711
B0ECHR000001
D16859
B0ECHR000001
D16721
B0ECHR000001
D16720
B0ECKP000055
D16728
B0ECKP000055
D16713
B0ECHR000001
D1FK60-5073
D16719
B0ECKP000055
D16473
B0ACCJ000048
D16712
DZ2J15000L
D16825
DZ2J330M0L
D16710
DZ2J15000L
D16893
DZ2J056H0L
D16824
DZ2J330M0L
C0DBEYY00114
IC16471
4
REFERENCE
3
CATHODE
1
NC
2
ANODE
C0DBZYY00352
IC16785
4
REFERENCE
3
CATHODE
1
NC
2
ANODE
C0DBZYY00352
IC16787
4
REFERENCE
3
CATHODE
1
NC
2
ANODE
IC16786
MIP3910MSSCF
1
VDD
2
NC
3
FB
4
LS
5
DRAIN
7
SOURCE
8
SOURCE
IC16784
MIP3910MSSCF
1
VDD
2
NC
3
FB
4
LS
5
DRAIN
7
SOURCE
8
SOURCE
IC16724
C0CBADE00049
OUT
3
2
COMMON
IN
1
L16472
G0ZZ00002183
L16851
G0ZZ00002183
L16698
G0C681MA0065
T16471
G4DYA0000201
1
NC
2
S3
4
S1
5
NC
6 P2
10 P1
8 PT
VSCN
5V_F
15V_F
16V_F
VSCN
5V
SCNR_PRO
16V_F
VAD
VSCN_F
ZA16401
K4CD01000011
ZA16403
K4CD01000011
ZA16402
K4CD01000011
PC16896
B3PBA0000223
1
2
3
4
PC16723
B3PBA0000223
1
2
34
PC16897
B3PBA0000223
1
2
34
PC16480
B3PBA0000223
1
2
34
PC16722
B3PBA0000223
1
2
34
TP79
TP96
TP60
TP81
TP80
TP95
TP94
TP58
TP62
TP63
TP59
TP57
TP61
TP78
Q16885
B1CFNG000001
Q16815
B1ABCN000007
Q16931
B1ABCN000007
Q16932
DSC2001Q0L
Q16930
DSC2001Q0L
Q16816
DSC2001Q0L
Q16817
DSC2001Q0L
R16849
60.4k
R16843
1k
R16934
6.8k
R16824
33k
R16786
100k
R16696
2.2
R16860
8.2
R16932
22k
R16825
150k
R16838
82k
R16474
1k
R16829
1k
R16837
1k
R16471
3.9k
R16870
68k
R16823
82k
R16852
470k
R16827
2.2k
R16831
68.1k
R16846
60.4k
R16845
60.4k
R16473
560
R16832
71.5k
R16826
10k
R16936
2.2k
R16472
2.2k
R16938
180k
R16937
180k
R16933
10k
R16935
5.1k
R16930
2.7
R16931
2.7
R16873
2.4k
R16773
1k
R16844
2.4k
R16851
470k
R16787
33k
R16822
82k
R16929
1
R16475
4.7k
R16772
4.7k
R16841
4.7k
R16789
10k
R16785
100k
*C16413
220V
300u
300u
*
TPSN1
TPVSCN
TPVAD
VFO
SC20
SC2
SC3
33
29
28
35
36
34
31
30
32
VAD GEN.
SHUNT REG
SHUNT REG
5V_F
VSCN GEN.
SHUNT REG
!
21
22
VSUS
23
VAD
24
25
26
VFG
31
32
33
VFO
VFG
SN-BOARD TXNSN11BEK (4/9)
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