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14.3. PF-Board Block Diagram
A
AC INLET
B
AC LINE CODE
C
D
E
TH-42PW6/TH-42PWD6
PF-Board Block Diagram
1
PF
Line Filter/F.STB Board
PF1
!
L901-L902
!
F900
AC
1
LINE
FILTER
!
F901
AC
4
2
!
!
RL901
F902
F.STB ON/OFF
RELAY
!
!
D902
L905
LINE
FILTER
3
!
2
IC901
1
STB REG
F.STB ON/OFF
Q903
HOT
COLD
!
T901
1
12
2
11
3
10
9
5
8
6
7
D907
!
1
IC902
2
ERROR DET
3
3
PF9
TO P9
1
NEUTRA
4
LINE
TO J10
PF10
1
STB+5V
2
F.STB ON
5
F.STB+14
6
F.STB+14
4
55
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