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PF-BOARD TXNPF1UKSE
A
B
RL901
K6B1ADA00023
C990
50V
10u
Q990
2SD13280TL
R990
3.3k
R992
47k
C
COLD
D
R993
0
TO
R994
P-BOARD
0
(P9)
JS70
NEUTRAL
PF2
JS73
1
C910
250V
220p
3
4
C911
LIVE
250V
220p
ZA901
K4ZZ01000121
E
TH-37PA30E/TH-42PA30E
PF-Board
Schematic Diagram
1
TP904
D920
B0EBNT000002
R920
100k
R921
100k
IC920
C5HABZZ00121
4
Vcc
C920
450V
+
REG
150u
-
OVP
TSD
Current
Mirror
+
-
OLP
OSC
RESET
7
Current
Mirror
BEC
73uA
FB/OLP
6
R936
R935
C930
22k
1k
R938
50V
100k
0.01u
C929
=
C931
50V
50V
10u
150p
F/S_HOT:920-969
4
1
4
1
*
*
LF911
G0B353G00001
3
2
*
*
3
2
T3.15AL-250V
R904
F902
3.3
K5D312BK0012
4
10
3
C915
LF915
250V
C903
G0B123K00001
0.22u
250V
1u
1
8
9
C917
C916
470p
470p
2
3
C923
R922
400V
220k
0.01u
R923
10
D921
B0EAKT000018
L920
J0JKB0000038
585Vp
*
*
TP901
C921
C922
D922
50V
50V
B0HCMM000001
33u
0.1u
POWER CONTROL
C924
2kV
DRIVE REG
D
1
470p
LATCH
*
DRV
L921
R
EXCELSA24T
Q
S
3
*
S/GND
C926
50V
REG
470p
5
OCP/BD
-0.65V
=
=
=
R932
R931
R939
OCP
0.68
0.82
+
0.82
-
+
TFC
BTC
#
-
BD
R934
R933
150
180
R940
100
D926
B0HCMM000001
C928
D929
50V
B0BA01000046
2200p
LIVE CIRCUIT
HOT
LIVE CIRCUIT
LF:900-919
JS9
JS10
3
C902
250V
LF909
0.22u
JS11
G0B123K00001
2
JS12
4
5
C972
T920
1kV
ETS29AK7E6AD
330p
18 P2
D971
*
L972
B0HAPM000012
0
17 NC
S3
2
GT
GT
C973
25V
16 PT
S4
3
1000u
C970
15
1kV
330p
NC
L970
EXCELSA24T
14 P1
S1A
5
*
*
*
-140Vp
D970
FMLG12SLF118
13 NC
S1B
6
C971
35V
JS80
12 NC
S2A
7
1200u
11 V2
S2B
8
R924
TP979
3.3
10 V1
L922
EXCELDR35V
C914
250V
220p
D925
B0HCMM000001
R927
560
R928
470
C927
220p
50V
FEED BACK
1
4
IC921
R971
470
B3PAA0000261
R972
3
100
2
HOT
IC970
AN1431M-E1
REF_2.5V
ERROR
VOLTAGE
DET
COLD
LF:7000-7019
4
3
CF901
R902
R901
LF904
ERZV10V621P2
1M
1M
G0B123K00001
1
2
S901
J0LT00000009
S915
J0LT00000009
CF902
ERZV10V621P2
COLD
TH-37PA30E/TH-42PA30E
PF-Board
Schematic Diagram
6
TP977
L973
14V_0.9A
10u
TO
PA-BOARD
(PA10)
PF10
TP978
20.5
1
NR_20.5V
L971
20.5V_1.4A
10u
20.5
2
NR_20.5V
0
3
GND
0
4
GND
14.0
5
NR_14V
0
6
GND
5.0
7
R970
STAND-BY 5V
680
0
8
GND
2.0
9
PF_AC_ON/OFF
C974
50V
3300p
R974
R973
2.2k
16.9k
R975
2.32k
LIVE CIRCUIT
T8AH 250V
F901
K5Y802B00001
AC100V-240V
HOT
C901
250V
1u
HOTCOM100V-240V
F900
K5Y802B00001
T8AH 250V
LIVE
NEUTRAL
PF1
**
**
7
8
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