Commodore 1702 Service Manual Page 21

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Xo2
"powe.r
ye~1I.1
~tor
.no<>.n
:
\-0,.;
U>nto.\
width
vr -
-,s
~\'"I\a.I\
G-©
shcrt
:
'!\O
'roster
'nO
50u.nd
RO\
----,
"Dlvide'r
'resistor
for
pro~ctlh~
LOI
DEG.
COIL
C10l,C\02,C\03
J
fo,- protec.ti
~
Dlol'it:DI04
0101-0(04
,cI04
,CIOf(
B1..
rec.tification
and
srnoothi
I'I~
Rlo4,
Rlos
Srnoothi","~
X02
.----
R 103
---..
l'y~vel'ltlon
of
excessive
'l'Ifut
TO
-X
\01
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XIO\
Reali.
\(lto'r
d.,.ive
d
hol"izorttQ.\
width
~n.
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s
s~a."
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J
tOGA
or
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shan
\.
_ '110
~stel'"
·e-®
sh.:rt
J .
no
sou
",d
~/.f
...
__
POWER
REGULATOR
RIOI
PTH
r----.,
, I
I
I
I
I I
L
____
.J
0101
.....
0104
ISI8S7A
CI02
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I
250
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CMF
F901
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I
FRIOI
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2SCI890A(E,F)
REGULATOR
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12
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ISOK
2 + +
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I I
RI04
I
CIOS
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~
~IOK
~
10/160
33K
RIOS
47K:t
1·1.
CI04
7
-=-ZW -
0105
'i:XI02
30IK"!:'·I.
~
330/200
OMR
RD6.8Ev12SC2688
CMFR
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200
(K,L,M)
,
.1
=
ERROR
~
Red
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COl.
C
02
L-Lne
f,\te'('
(fo'(
?'(evC\t;n~
1I'''''llnted yadio.tion)
-
AMP-
.................
GE-9700A
FUSE PCB ASS'Y
COl
LO I
.047
125V
~--~
I
==
I
N€UTRAL
FOI
4A
125V
HOT
IZOV
50HZ
160HZ
RI;3.
C\OR,
cqOb
£,(I'or
de1ect1on
V()\tQ.~e
filter
Rlob
----,
?ror~t;l'I~
XI02
)(102.
------..,
EYTor
Il.".,p.
·O?~~1't
}.
1\0
r(lst~
'@-<\)short
no
SOIolnd
·©-<?)sho,.t:
}:hofi:Onfili
width
-©+)shol't
.S
sl\1(lil
f~\OS
----,
Cohee
tel"
bias
resisro.~ce
of
X
/oZ
'op~!n:
'no
raster
no
soutHl
R
WI
------,
BiQ!>
)'esisr~nce
of
D
IDS"
DIOS
EpaI'
volt~e
st"'hc:;{o:rd.
Z'2l1er
diod~
F:Z
i 0 \
------,
BOose
Ir>put
resiSTance
of X/Of
·ope!"',
:hQrizontQ! width
;5
small
POWER CIRCUIT
CIRCUIT NOTES
Although speclficaUy written
on
the
1701
monitor, most circuit theories
apply
to
the
1702
also.
Refer to the
1702
schematic for differences
In
com-
ponent values
and
Identification.
16
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