Read Panasonic TX-37LX75M Service Manual Simplified online
1
Block and Schematic Diagram
3
2
Parts Location
5
3
Packing Exploded View
6
TX-37LX75M
LH60 Chassis
for Hong Kong market
4
Mechanical Replacement Parts List
8
5
9
LCD TV
Please file and use this manual together with the service manual for Model No. TX-37LX75A (Order No.
SMT0709009CE).
SMT0709009CE).
CONTENTS
Page
Page
ORDER NO.SMT0710015AE
2
TX-37LX75M
1 Block and Schematic Diagram
1.1. Schematic Diagram Notes
TX-37LX75M
3
1.2. P-Board Schematic Diagram
1
2
3
7
8
9
A
B
C
D
E
F
4
5
6
K1KA19A00007
JSP882
+
+
+
+
+
+
+
+
+
+
+
+
+
+
L.F
L.F
S
D
FB
Burst
Reg
OVP
OCP/BD
+
Protection
Reg&
DRIVE
S
SS/OLP
-
OSC
lconst
Delay
Q
+
-
OCP
Burst
latch
R
+
-
MaxON
Q
Control
Soft Start
Vcc
+
+
BD
S
Counter
BSD
GND
+
-
S
Start
R
OLP
FB
-
Bottom Selector
Stop
R
Q
-
REF
K
A
20V
24V
7V
SUB_ON
STB_5V
18.5V
410V
MAIN_5V
18.5V
410V
*C870
1000p
1000p
C862
0.1u
50V
50V
C835
50V
120p
C810
1000p
1kV
C851
220p
2kV
C866
1000p
50V
C801
0.22u
0.22u
C817
100p
C831
630V
0.01u
C887
100p
100p
1kV
C861
0.1u
50V
50V
C836
50V
120p
C852
0.1u
50V
*C807
680p
C809
220p
220p
C808
220p
220p
C871
1u
1u
50V
C860
0.1u
0.1u
50V
C838
50V
0.22u
C834
2kV
1500p
**
C802
0.22u
0.22u
**
C868
3p
50V
50V
C854
0.047u
0.047u
50V
C889
0.01u
630V
0.01u
630V
C830
450V
150u
**
**
C815
2200u
35V
2200u
35V
*C856
25V
220u
C842
150u
150u
450V
**
**
C864
1000u
25V
C848
56u
35V
C837
50V
1u
C888
1u
450V
1u
450V
C865
1000u
25V
C814
2200u
35V
C858
470u
16V
470u
16V
C867
2.2u
50V
C833
50V
22u
50V
22u
C885
150u
450V
150u
450V
*D892
B0EAKT000018
**
D885
B0HAKR000004
D843
B0HAJL000003
D820
B0AACK000004
D863
B0JCME000037
*D893
B0HFRJ000012
*
*
D870
B0HAJL000003
D833
B0HAJL000003
D821
B0HAGM000005
*D822
B0AACK000004
D842
B0HAJL000003
D861
B0JANE000006
B0JANE000006
D840
B0HAJL000003
*D891
B0HFRJ000012
*
*
D858
MA2C70000F
B0EAKT000018
*D832
**
*D810
B0HBSM000027
D895
B0EBNT000022
B0EBNT000022
*D802
B0FBAT000014
B0BA6R800025
D834
D841
B0BA05600010
D857
B0BA4R300009
D835
B0BA8R000010
D890
B0BA6R600008
B0BA6R600008
*D882
B0BA03100002
D803
ERZV10V621CS
D801
ERZV10V621CS
D889
ERZV10V621CS
*LF801
G0B153H00008
*
*
*
*
*LF802
G0B153H00008
*
*
*
*
*IC852
C0DAAZH00020
1
INPUT_(_VIN_)
2
OUTPUT_(_V_OUT_)
3
COM
4
OADJ
5
ON_/_OFF_(_VC)
MIP4190MDSLJ
*IC851
1
FB
2
TR
3
VCC
4
SOURCE/GND
5
VDD
7
DRAIN
C5HABZZ00138
*IC830
3
4
5
6
7
1
2
C0EAS0000004
*IC811
GND
3
2
COLLECTOR
VoutSENSE
1
AN1431T-TA
IC890
P1
1
2
P3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
P2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
L814
EXCELDR35V
L817
J0JKA0000038
L843
EXCELDR35V
L837
J0JKA0000038
L841
J0JKA0000025
*
*
L835
J0JKA0000023
J0JKA0000023
**
L844
G0A221GA0001
*
*
T801
ETS42BM176AD
1 V1
*
2 V2
*
4 P1
*
5 NC
7 PTB
*
8 NC
9 P2
*
10
NC
11
S1C
*
12
S1B
*
13
S1A
*
14
NC
15
S2A
*
16
S2B
*
17
S2C
*
18
NC
6 PTA
*
T880
ETS29AS2E6AC
2 P2
*
4 PTB
*
5 PTA
*
9 V2
10 V1
*
11
NC
12
NC
13
NC
16
NC
17
S2A
*
18
S2B
*
19
NC
20
NC
14
S1B
*
15
S1A
*
6 NC
7 P1
*
3 NC
F801
K5D502BNA005
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C1
C
C
C
C
C
H
H
H
H1
H
H1
H
H1
H
H1
H
H1
H
ZAP06
K9ZZ00000424
ZAP02
K9ZZ00000424
ZAP03
K9ZZ00000424
ZAP01
K9ZZ00000424
ZAP05
K9ZZ00000424
ZAP04
K9ZZ00000424
PC880
B3PAA0000261
B3PAA0000261
PC841
TPP038
TPP034
TPP040
TPP033
TPP006
TPP037
TPP019
TPP035
TPP004
TPP022
TPP018
TPP031
TPP009
TPP044
TPP021
TPP020
TPP001
TPP003
TPP014
TPP032
TPP010
TPP039
TPP016
TPP013
TPP008
TPP026
TPP027
TPP036
TPP005
TPP025
TPP017
TPP028
TPP041
TPP024
TPP015
TPP023
TPP043
TPP011
TPP030
TPP029
TPP002
TPP007
TPP012
Q843
B1CHRE000003
Q820
2SC13180WA
Q850
2SC13180WA
Q883
B1ABCE000015
Q822
2SC3311A0A
Q881
2SC3311A0A
Q882
2SC13180WA
*R801
D1F5100E0002
JSP875
*JSP804
15
*JSP800
15
JSP847
5
JSP813
10
JSP836
10
JSP815
JSP810
JSP880
10
JSP818
10
JSP843
5
*JSP803
*JSP802
15
JSP883
*R894
220k
220k
R852
1.8k
R866
1.33k
1.33k
R854
68k
68k
R808
2.2M
2.2M
R879
24.3k
24.3k
*R832
47
47
**
R843
0.12
0.12
R880
1k
R850
82k
82k
*R873
47
*
R844
0.15
R848
560
R845
47k
47k
R888
270k
270k
R851
68k
68k
R842
390
390
R896
27k
27k
R841
82k
R876
2.2k
2.2k
R818
10k
10k
R883
27k
27k
*R831
100k
**
R853
3.3k
R846
1.8k
R877
1.58k
1.58k
*R803
8.2M
R813
470
470
1/4W
R820
22k
22k
*R802
47k
47k
**
R884
270k
270k
R834
1k
*R887
3.3
*
*
R890
10k
R892
3.9k
3.9k
R865
10
R895
10k
10k
R882
10k
R897
4.3k
4.3k
*R886
100k
**
R821
1k
1W
R833
39
39
R824
560
R889
6.2k
6.2k
*RL803
K6B1CDA00028
**
RL801
K6B2AYY00003
*
*
*
*
C850
1u 16V
*
*
*
<
HOT
24V
24V
24V
24V
24V
24V
24V
24V
24V
24V
24V
T5AH/250V
GND
SUB_ON
SOUND_18,5V
GND
7V
GND
GND
GND
MAIN 5V
GND
GND
GND
GND
GND
SOUND_18.5V
STBY_7V
GND
GND
GND
GND
COLD
HOT
COLD
GND
STBY_7V
GND
P-BOARD Schematic Diagram
TX-37LX75M
P-BOARD Schematic Diagram
TX-37LX75M
!
P-BOARD TXN/P10MQY
TNP4G421AC
TX-37LX75M
4