LG MA8000ST Service Manual - Page 24

input, accepted., REMEDY

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and no input is accepted. 1. Fuse blows. Check continuity of monitor switch (with Replace fuse la" Continuity. No continuity Malfunction ofthe monitor switch. REMEDY Replace fuse, primary, monitor secondary witches, and RIN=A-Y(RY2) of Check continuit of primary switch (wit d . No continuity. ► Shorted contact cat the primary switch. ► Replace fuse, primary, monitor secondary- RELAY(RY2) of . . Assembly. Disowned on side of the wire lead connected timmiransform - to-the-high r-s voltage capacitor and operate the unit. Normal. tictive, high voltage capacitor. -Ropldce Id voltage-capacitor- -Fuse-blows-agatn- -im- Defective high volt._ op. Replace high volttransformer. Fuse does not blow. of thermostat No continuity. Defective thermostat Replace thermostat of power supply continuity. Defective power- supply cord. Replace power- supply cord 5-13

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and
no
input
is
accepted.
la"
REMEDY
1.
Fuse
blows.
Check
continuity
of
monitor
switch
(with
Continuity.
Malfunction
ofthe
monitor
switch.
No
continuity
Replace
fuse,
primary,
monitor
secondary
witches,
and
RIN=A
-
Y(RY2)
of
Replace
fuse
Check
continuit
.
of
primary
switch
(wit
d
►
Replace
fuse,
Shorted
contact
cat
►
the
primary
switch.
primary,
monitor
secondary
—
No
continuity.
RELAY(RY2)
of
.
.
Assembly.
Disowned
on
side
of
the
wire
Normal.
tictive,
high
—
Ropldce
Id
voltage
capacitor.
voltage-capacitor—
lead
connected
timmiransform
r
Defective
high
volt._
op.
Replace
high
volt-
-s
—
Fuse
-
blows
-
agatn
-
-im-
-
to
-
the
-
high
transformer.
voltage
capacitor
and
operate
the
unit.
Fuse
does
not
blow.
of
thermostat
No
continuity.
Defective
thermostat
Replace
thermostat
of
power
supply
continuity.
Defective
power
—
Replace
power
—
supply
cord.
supply
cord
5-13