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I
PA
I
(HIGH VOLTAGE SUPPLY)
I
PC
I
(F.B.T)
I
C
I
(CRT SOCKET)
I
PA, PC, C
_________
__J
PA,PC,C
PA BOARD
SEMICONDUCTOR LOCATION
-
PA BOARD -
<Conductor Side>
I
IC
0107
C-3
0201
D-3
0203
C-3
IC401 0-3
0204
E-3
IC501 8-2
IC502 C-1
0205
E-3
IC801 8-2
0301
8-3
IC901
A-1
0321
8-3
0322
A-4
TRANSISTOR
0401
E-2
0501
8-1
0502
8-1
0101
C-4
0505
C-1
0102
8-3
0511
C-1
0103
C-3
0512
C-1
0104
C-4
0105
D-4
0513
C-1
0107
D-3
0514
8-1
0108
D-3
0516
C-2
0109
D-3
0517
C-2
0111
8-3
0518
C-2
0112
8-3
0519
C-1
0521
A-2
0113
C-3
0801
8-1
0201
E-3
0802
C-1
0202
E-3
0901
A-2
0301
A-3
0302.
A-3
0902
A-2
0303
A-3
0304
8-2
0305
8-3
VARIABLE
0321
8-4
RESISTOR
0322
A-4
RV501 8-1
0401
E-2
RV502 C-1
RV503 C-1
DIODE
TEST POINT
0101
C-4
0102
8-4
TP501 8-1
0103
C-3
0104
D-3
TP502 8-1
0105
8-2
-TP503 8-1
0106
8-3
TP504 D-3
E
• PA BOARD Waveforms
1JU1_1LA_Ju
@20
Inch
0.8 Vp-p (
H)
510 Vp-p (
H
2
Vp-p (
V
G:)14
Inch
(±)20
inch
G)
14
Inch
ff?~~)
@)
0
0
YN nn_
DC
2.9Vp-p(
V
l
2.9Vp-p(
H l
850Vp-p(
V)
5-99
3
l'lll1C!U
fJ201
;JI
-"
91
,
~
i;;l-@
:/:!-clflt*'
R207
I
~-f;!i
• C BOARD Waveforms
0
0
4
nJulMl JlJlil
38Vp-pJH
l
49Vp-piHl
0
__!ULA
21Vp-p1Hl
,------.-,
(2)
~111•
J5Vp·plH!
: Pattern from the side which enables seeing.
: Pattern of the rear side.
-
PC BOARD -
<Conductor Side>
+B
i
l I I I
0
CZ
- Cl
l
r-·
1-657-328-12
L-,
--
______
....;__.:..,__...;__,/
- C BOARD -
<Conductor Side>
~
r - . •
NOTE:
The circuit
indic_ated as left contains high voltage of over
600 Vp-p. Care must be paid to prevent an electric shock in
inspection or repairing.
5-100
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