55
PROTECTION CIRCUIT BLOCK DIAGRAM
D93
2:
+1
15V
Swit
chin
g
Tr
an
sf
or
m
er
T9
01
LI
VE
COLD
AC
Clo
ck
I902
Fe
ed Ba
ck
I903
RE
LA
Y
S90
1
Pow
er
Mod
ul
e
U90
1
Pr
ot
ec
tor
E90
1:
700
0
R
ec
tif
ie
r
+3
8.
5V
:D
91
9
Pr
ot
ec
tor
E90
2:
700
0
R
ec
tif
ie
r
+1
0V
:D
92
0
Pr
ot
ec
tor
E90
3:
400
0
R
ec
tif
ie
r
+2
20
V:
D9
21
Pr
ot
ec
tor
E9
04:
10K
R
ec
tif
ie
r
+2
8V
:D
92
2
Reg
ul
at
or
+5
.5
V:I
90
5
R
ec
tif
ie
r
+1
15
V:
D9
25
Pr
ot
ec
tor
E907
:3
00
0
Pr
ot
ec
tor
E9
05:
10K
R
ec
tif
ie
r
-2
8V
:D923
D955
:+
5.
5V
D9
56:
Au
di
o
D
91
3:
SBY+5
V
Reg
ul
at
or
+6
.3
V:I
90
6
D
954
:+
28
V
D
947
:>
8V
D9
40:
<5V
D
ZD
D94
9:
>-
4V
ZD
D931
:>
13
3V
Q9
05
:>
1.
8A
Q
ZD
D9
57:
>12V
D93
9:
<5
V
D
ZD
D94
1
D94
2:<
4V
D
D9
52:
>32V
ZD
D9
49:
>10V
D9
43:
<5V
D
ZD
D9
52:
>-
24V
ZD
D93
8:
<4
V
D
Vo
ltage Co
ntr
ol
+1
15
V:
I9
04
Sh
ort C
C
T.
Detect
or
Ov
er
V
olta
ge
Det
ec
tor
Pr
ote
ct On
/O
ff
Sw
itc
h:
Q
903/
Q90
4
Po
w
er
On
/Of
f
Sw
itch
:Q9
02
Po
w
er
On
/O
ff
AC
C
lock
60Hz
Pr
ot
ect
or
E906
:5
00
Of
f
On
= RE
D or
G
R
EE
N
LE
D
D
P3M Protection
Circuit B
loc
k Da
ig
ram
(Powe
r Su
pp
ly
)
AC
Plu
g
Sw
itch
ing
Contr
ol
I9
01
Fus
e
F9
C
1:
6.
3A
Va
ris
to
r
X9
01
AC
In
pu
t
R
ectifie
r
D9
01
Li
ne F
ilt
er
L901
R
ectifie
r
D90
2
Fu
se
F9
03:
3.
15A
Li
ne F
ilt
er
L92
6
IC
P
ow
er
Mo
ni
to
r
LE
D(
RE
D)
:D
912
Li
ne F
ilt
er
L90
3
Si
gn
al
:
SW
+10V
Si
gn
al
:
SW+5
.5
V
De
fle
cti
on
:
SW+1
15
V
Con
ve
r:
SW
-2
8V
uC
OM
:
SBY+5
V
VT
:
SW
+35V
DC
U:
SW
-7
V
Co
nv
er
/
Ve
rt:
SW
+28V
Vi
de
o:
SW
+2
20
V
Heat
er
/ D
C
U:
SW+6
.3
V
Au
di
o:
+38.
5V
(4
0W
)
DE
F CCT
Pr
ot
ec
t
SIG C
CT
Pr
ot
ec
t
CP
T CC
T
Pr
ot
ect
R938
R940
AutoPower Circuit
(Only for 191,982)
Summary of Contents for C43-FD5000
Page 44: ...44 SERVICE ADJUSTMENTS 2 SIGNAL SUB P W B IG02 IS02 IS01 IT01 IQ01 IG01 Look down view ...
Page 56: ...56 EXPLODED VIEW ...
Page 57: ...57 EXPLODED VIEW ...
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Page 112: ...CPT CONTROL LED P W B ...
Page 113: ...DEFLECTION P W B ...
Page 114: ...POWER SWITCH SIDE AV SENSOR P W B ...
Page 115: ...SIGNAL A SIDE P W B ...
Page 116: ...SIGNAL B SIDE P W B ...
Page 117: ...TERMINAL SIGNAL SUB DEFLECTION SUB A SIDE P W B ...
Page 118: ...TERMINAL SIGNAL SUB DEFLECTION SUB B SIDE P W B ...
Page 119: ......
Page 120: ......
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