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Service Manual - Page 1
P!NO : 3828W5S2307
July, 2002 Printed in Korea " fte REFIOIL
Website http://us.lgservice.conn
MICROWAVE OVEN SERVICE MANUAL
MODEL : MA695W
CAUTION
BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL. GoldStar
...00401700„,iiefo.t
Good Housekeeping Promises , ea' 41.
Service Manual - Page 2
... within the microwave:generating
compartmeniseheciethe=magnetron ave guVI IVInsmission line, nekcavity for propiamiantice proce takeri-to-elvoid-possible.exposure=to=excessive microwave
PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE
ICROWAVE ENERGY
A) Do not opz1::::Yoz:1:ril""2
rz•• with the door opEF
- ptxtrrn-in this manual
betty" +kn...
Service Manual - Page 3
PARTS LIST
Pa e Inside front cover
2-1 3-1
4-1
4-4 4-5
5-1
5-1 5-1 5-3
5 11
5-1
7-1
9-1 CONTENTS
SAFETY PRECAUTIONS
CAUTIONS INSTALLATIONS
CONTROL PANEL
OPERATING SEQUENCE SCHEMATIC DIAGRAM4SCHEMA I IL UlAURAM (II) CIRCUIT DESCRIPTION SERVICE INFORMATION TOOLS AND MEAPAInINC INSTRUMENTS MICROWAVE LEAKAGE TEST MEASUREMENT OF MICROWAVE POWER OUTPUT
TROUBLE SHOOTING
EXPLODED VIEW REPLACEMENT PARTS...
Service Manual - Page 4
SPECIFICATIONS
ITEM MODEL Power Requirement
Power Output Microwave Frequency Magnetron Timer Outside Dimensions Cavity Dimensions Net Weight Shipping weight Control Complement
Nameplate Location
DESCRIPTION
MA695W
120 Volts AC 60 Hz
1,000 Watts (8.5A)
Single phase, 3 wire grounded
700 Watts full microwave...'s manual & cooking guide Glass turntable Rotating ring
This microwave oven is not...
Service Manual - Page 5
...; NEVER put iron tools on a 2-wire extension cord during repair and use , extreme care should not be secure never operate the device without a microwave energy absorbing load attached. ANTENNA
Gasket
FILAMENT TERMINALS---
Though it is properly installed around the dome of the tube whenever installing the magnetron.
44-
• Remove your watches whenever working...
Service Manual - Page 7
... functioning.
4-1 START: One tap allows oven to cook food for
cooking. 9. OPERATING INSTRUCTIONS
FEATURES
Oven Front Plate Window Door Screen
❑oor Seal
Display Window Control Panel
CONTROL PANEL...with weight pad. 6. CLOCK: Used to set the time of day, cooking time,
power level or defrost weight. 7. TIMER 5. NUMBER: Used to set for 30 seconds at 100%
power by ...
Service Manual - Page 8
...8226; Touch and hold0 pa
appear on
the disDI
T CANCEI CHII D LOCK 0 I
ll-feettife
TO-SET- TIME COOKING
STOP/CLEAR IP" TIME
NUMBER
mr. NUMBER
START
POWER
s oven has-a-GI-I pad
-
...rteedio- NUMBER -Ow START
3. Heat only 1 package at a time
5.
TIME
NumBEn
rowEn
ex) To set 4:30, touch number key [4],[3], and [0].
-NaT=F1)=111
-1S-if=a4LIlour clock.
2) Clock will...
Service Manual - Page 12
...prone along
immediately. TIEB:Lpt Aver density of Compliance Center for microwave leakage after every servicing. Address on the=centeitofttbeturntable. repair any unit found to
servicing fh
Et
t is operative prior
servicing.
• Thr-servIcezpersonnotahould inform the
nwitifactaer, importtrpYr_assembier_ofany
-
Set the energy teakagEmonitor use the
• Pour itott5ce:of...
Service Manual - Page 13
...replaced...repair-of -the
Special care should not be more
an 4 mW/c-m.sq. after determining that all parts areiri
good condition, functioning properly and genuine
pieteernent parts which are listedirEM manual have
uses.
• At least once a year, have the electromagneticianergy
leakage monitor checked for microwave...) al the shaded-ar-eR,
installed Tia-rlafter alLimelssary compumits
cam '...
Service Manual - Page 14
...
1) Disconnect the poweEsEgaplymord from the outlet. 2) Remove the-SCIOWS*0111=therear of
microwave-power4votohed
• tim for the
contra 3)--Disconnect the leadwire from FtELAY(14Y-2) ofthe...and the
:',elected in secowl ed..6kLis_lbe_teraperature rise. CAUTION: DISCHARGE THE HIGH VOLTAGE CAPACITOR BEFORE SERVICING (Refer to rise by a
WATER L
value Hof (10±2)°K is measured,...
Service Manual - Page 22
...parts and then check continuity4vith the AC plug remo
false reading or damage to disT FRmay=gtglin=ffIvugn*Famp=trpyri
Food (Micom model only)
CONDITION
Icrowbve Oven
urpur power is too low
W1VEHI uouHur
inte I • microwave...one outlet and using
-them &the same Lime (blown fuse or breaker)
Microwave oven plug is nol inserted tightly
ow Alm rnpmmT voii-ge
REMEDY
Avoid using other electrical...
Service Manual - Page 23
... nput
CAUSF
etroSe
connection Defective-key membrane assembly.
9 9CtIV9
REMEDY
Replace PCB-
Replace-key
membraFle
dSSUi y.
Still have trouble.
4 Random programming when touching
-ether pads
5.
Display counts downien=tast wIWEcooking
8. Each indicator light does=not turn on -after-setting-cooking-eyole
Maleplay timeEef daploes not reariffcm=wlaTinRywikInlyk:FtIgh3W
f0TIEWap...
Service Manual - Page 25
... in power source voltage -with door closed).
or qualified electrician.
Defective PCB `Replace
assembly
assembl
-11QT,F
-eutput-pewer- Suggest custom contact local electric power- eliilfassdAdixteter...min. fan motor.
Normal
Abnormal
is normal condition.
5-14
utility co. CONDITION
1 Setting time does rrul uutui down when touching S
CHECK
Check continuity of secondary -switch (...
Service Manual - Page 32
C
54974S
56912E
* Check the Rating Model No.
568771
948501 55262A
6-6
ttEVN
INTERIOR PARTS (I)
Model: MA695W
Check the rating label of Model and order SVC parts according to the Model No.
50FZZ)
56930V i z4
* Check the Rating Model No.
55006F
* Check the Rating Model No. 56411A
If SZO
6324A
(i1iTTO2
TT03
5900A
56549F
* Check the Rating Model No.
Service Manual - Page 33
#EV#
INTERIOR PARTS (II)
Model: MA695W / 01
Check the rating label of Model and order SVC parts according to the Model No.
*930:1D
*Check the Rating Model No. 56411A
SZ002
„al a
56324A WTTO2
55900A
56912B
FZ*
* Check the Rating Model No. 56201A 03
56549F
* Check the Rating Model No. 54974S
* Check the Rating Model No.
568771
948501
55262A
6-7
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