4 Schematic Diagrams
4.1.
P (1 of 2) and PF-Board Schematic Diagram
+
+
+
+
P2
P1
+
+
-
+
+
+
+
-
-
+
Drain
GND
OCP/FB
Source
Rg1
Rg2
=8.3V
DRV.REG
Vin
DRIVE
REG
T.S.D
O.V.P
START
O.S.C
LATCH
+
+
+
+
+
+
+
-
-
+
Drain
GND
OCP/FB
Source
Rg1
Rg2
=8.3V
DRV.REG
Vin
DRIVE
REG
T.S.D
O.V.P
START
O.S.C
LATCH
-
+
640V
375V
100V
140V
112V
125V
70V
70V
750V
70V
70V
70V
250V
128V
254V
400Vp
55V
28V
520V
AC264V
LIVE
200V
128V
254V
70V
82V
750V
-550V
70V
AC264V
NEUTRAL
200V
15V
DC380V
380V
380V
380V
21V
15V
1%
R431
330k
2W
R569
0.47
D654
MAZ30560ML
1%
R433
330k
D457
B0HARR000016
C462
50V
0.1u
R564
680
Q455
2SC3311A0A
C559
630V
0.047u
C406
450V
10u
3W
R578
68k
D554
B0HCMM000001
C459
50V
33u
D453
MAZ32700ML
R566
10k
3W
R455
33k
C563
1000p
D460
MAZ31000ML
C554
50V
220p
C412
50V
10u
1W
R550
0.56
D402
MA3X152K0L
R582
1k
1%
R481
3.3k
C453
4700p
D405
MAZ30820LL
1%
R474
330k
1%
R432
100k
R484
5.6k
C556
50V
22u
R653
47k
D459
MAZ32700ML
C455
630V
1u
C460
50V
100p
R413
10k
R461
56k
R557
3.3k
1/2W
R579
22
1%
R434
330k
D463
B0JCME000025
Q456
2SC3311A0A
RL402
K6B1ADA00009
R565
680
1W
R650
2.2k
3W
R454
33k
R503
5.6k
R407
0
1/2W
R411
100
1/2W
R456
2.7
2W
R576
0.47
2W
R483
100k
D553
B0HCMM000001
1%
R476
3.6k
C471
50V
0.1u
C463
50V
0.01u
L451
G4D4A0000048
1
2
4
5
3
8
10
19
11
12
13
14
15
20
18
Q651
2SC3311A0A
R453
2.7k
D555
B0HCMM000001
D408
B3PAA0000012
C558
2kV
100p
R410
6.8
1/2W
R467
22
D561
B0HCMM000001
D458
MAZ32700ML
C551
50V
470p
1W
R560
0.56
1%
R429
330k
1W
R574
0.56
3W
R572
68k
IC451
C0DABZG00001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1%
R479
330k
C552
50V
470p
C403
4700p
C461
50V
330p
C469
450V
330u
1W
R485
39k
C456
35V
330u
1%
R478
330k
1/2W
R451
270k
R492
22k
D452
B0HCMM000001
C423
50V
0.1u
R657
2.2k
C457
50V
0.01u
Q650
2SC3311A0A
R558
3.3k
C557
630V
0.047u
1/2W
R452
220k
1/2W
R652
22
D404
B0EBKT000003
S1WBA80Z
1W
R462
100
C409
25V
47u
D407
B0HCMM000001
1%
R472
330k
1%
R482
422
C458
50V
820p
Q457
2SA1309A0A
1%
R466
270k
C468
450V
330u
R465
100k
1%
R473
330k
1%
R480
330k
R502
5.6k
5W
R458
0.15
P9
1
3
1%
R435
330k
D563
RC3B2LFU1
C404
4700p
D556
B0HCMM000001
R575
2.2k
D652
B0HCMM000001
1/2W
R464
10k
R573
2.2k
C560
2kV
220p
5W
R457
0.15
Q452
2SD2177RTA
IC552
C5HABZZ00080
1
2
3
4
5
R460
10k
D401
MA3X152K0L
C562
50V
4700p
D558
B0BA01000046
2W
R551
100k
R488
47k
1W
R568
0.56
R504
10k
C407
50V
0.1u
C451
4700p
C408
2kV
3900p
TPP1
2W
R553
100k
C555
25V
100u
C553
50V
1000p
D565
B3PAA0000012
1/2W
R469
220
R490
2.7k
1W
R409
100k
Q454
B1DEGR000021
G
D
S
C464
50V
0.1u
10W
R402
3.3
Q453
2SB14340RA
R408
6.8
C650
50V
100u
1%
R436
12k
D566
B3PAA0000012
C465
50V
1u
D557
B0BA01000046
R406
15
ERU5TAJ150
C411
50V
0.1u
R471
0
C405
4700p
C470
25V
330u
1/2W
R468
10k
R581
1k
1%
R470
56k
D406
B0EAEV000001
1%
R477
402
D564
B0HCMM000001
R486
33k
D552
B0BA02700021
B0BA02700022
R493
2.2k
3W
R563
68k
D551
B0BA02700021
B0BA02700022
R654
56
1%
R430
330k
D559
B0HCMM000001
R656
2.2k
R489
15k
Q451
B1DEGR000021
G
D
S
D454
B0HCMM000001
RL401
K6B2ADA00007
C452
4700p
3W
R577
68k
L401
ELEXT100KA
D403
MA3X152K0L
R459
27
D413
MAZ32000ML
Q406
2SC3311A0A
R487
100
C466
2kV
100p
1/2W
R580
22
D562
B0HCMM000001
D462
B0EAKT000012
D560
RC3B2LFU1
D650
B0HCMM000001
R491
22k
R556
12k
10W
R404
3.3
1/2W
R655
4.7k
IC401
MIP2E1DMY1TV
Drain
3
2
Source
Control
1
1/2W
R463
22
C561
50V
4700p
T401
ETS25AD1H6AG
2 V3
3 V2
5 NC
6 P1
7 PT
8 P2
14
S2
15
NC
4 V1
1 V4
9
NC
10
NC
11
NC
12
S1
13
NC
L452
EXCELDR35V
Q405
B1CBGD000001
T501
ETS49BP116AD
2 V1
4 P2
7 PTA
9 P1
12
S1
20
NC
14
STA
15
STB
17
S2
19
S3
6 PTB
10 NC
18
S4
1 V2
T502
ETS42BV116AD
1 V2
2 V1
3 V3
4 V4
7 P2
8 PT
9 P1
10
S1
11
S2
12
S4
13
S3
14
S6
15
S5
16
S9
17
S7
18
S8
C550
50V
0.01u
IC550
C0CAAME00003
OUTPUT
3
2
GND
INPUT
1
C548
25V
100u
C549
50V
100u
D550
B0HCMM000001
TP009
TP008
RL403
K6B1ADA00009
IC551
C5HABZZ00115
1
2
3
4
5
D451
B0FBBR000019
HOT
(PC123)
(PC123)
NEUTRAL
LIVE
(ERA22-10V3)
MT132E
CT
IDET
IIN-
IFB
ON/OFF
CS
REF
SYNC
FA5502P
VIN-
VFB
OVP
VDET
VC
VCC
OUT
GND
FACTOR
HOT
COLD
(TMPG10G3)
A
F
B
E
9
6
8
7
2
3
D
5
4
C
1
STANDBY
VOLTAGE
VOLTAGE
CONTROL
POWER
CONTROL
SUSTAIN
CONTROL
VOLTAGE
PROCESS
CONTROL
!
P-BOARD TXN/P2QCSB
14
15
13
5
12
6
4
11
7
2
3
1
10
8
9
18
16
19
20
17
21
*
M
m
=
*
*
m
#
*
*
#
#
*
*
M
#
*
*
#
M
m
#
#
*
#
*
*
#
*
M
#
*
*
#
#
#
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
TH-42PA20A/F/H/M/R
P (1 of 2) and PF-BOARD Schematic Diagram
TH-42PA20A/F/H/M/R P-Board (1 of 2) Schematic Diagram
L.F
L.F
L.F
F901
K5Y802B00001
JS70
LF904
G0B123K00001
1
23
4
JS9
C917
1000p
C916
1000p
C903
1u
**
C915
0.22u
**
ZA901
K4ZZ01000121
F900
K5Y802B00001
C902
0.22u
**
CF901
ERZV10V621P2
C901
1u
JS12
LF915
G0B123K00001
1
*
2
*
3
*
4
*
LF909
G0B123K00001
1
*
2
*
3
**
4
*
1/2W
R901
1M
JS73
JS11
CF902
ERZV10V621P2
S901
J0LT00000009
S915
J0LT00000009
1/2W
R902
1M
JS10
PF2
1
**
3
4
**
C911
220p
C910
220p
PF1
1
**
3
4
**
N
LIVE
N
LIVE
HOT
COLD
!
PF-BOARD TXNPF1QCSH
<
=
<
<
=
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
25
Summary of Contents for TH-37PA20A
Page 20: ...4 TH 37PA20AA TH 37PA20FA TH 37PA20HA TH 37PA20MA TH 37PA20RA ...
Page 30: ...6 Mechanical Replacement Parts List 10 ...
Page 68: ...R483 ERG2FJS104D M 100KOHM J 2W 1 48 ...
Page 71: ...R1061 ERJ3GEYJ223 M 22KOHM J 1 16W 1 51 ...
Page 107: ...6 Mechanical Replacement Parts List 9 ...
Page 110: ...7 2 Electrical Replacement Parts List 12 ...
Page 144: ...R408 ERJ6GEYJ6R8 M 6 8 OHM J 1 10W 1 46 ...
Page 148: ...R1075 ERJ3GEYJ102 M 1KOHM J 1 16W 1 50 ...
Page 172: ...S300 K0F162B00002 SWITCH 1 74 ...
Page 287: ...2 Service Hint 7 TH 42PA20A TH 42PA20F TH 42PA20H TH 42PA20M TH 42PA20R ...
Page 288: ...8 TH 42PA20A TH 42PA20F TH 42PA20H TH 42PA20M TH 42PA20R ...
Page 308: ...7 3 Lead of wiring 3 ...
Page 309: ...7 4 Lead of wiring 4 ...
Page 315: ...9 3 Option Description ...
Page 316: ......
Page 317: ...10 CAT computer Aided Test mode ...
Page 330: ...17 Mechanical Replacement Parts List ...
Page 568: ...1 Applicable signals 4 TH 42PA20E TH 42PA20B ...
Page 572: ...5 Service Hint 8 TH 42PA20E TH 42PA20B ...
Page 578: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 7 2 Lead of wiring 2 14 TH 42PA20E TH 42PA20B ...
Page 579: ...7 3 Lead of wiring 3 15 TH 42PA20E TH 42PA20B ...
Page 580: ...7 4 Lead of wiring 4 7 5 Lead of wiring 5 16 TH 42PA20E TH 42PA20B ...
Page 586: ...22 TH 42PA20E TH 42PA20B ...
Page 587: ...9 3 Option Description 23 TH 42PA20E TH 42PA20B ...
Page 588: ...24 TH 42PA20E TH 42PA20B ...
Page 591: ...10 4 IIC mode structure following items value is sample data 27 TH 42PA20E TH 42PA20B ...