Sharp AX-GX2T(R), Service Manual, Page: 30 / 60

6 – 13
8
䋭
9 t
10
I
A
11
12
Monitor key, 60times speed key and stage cancel key are available until
power turn off.
Without cleaning cycle
Microwave mode works for 1 min and display shows Humidity sensor level.
After 1 min Judgment appears in the display.
䊶 Acceptable level: less than 10 bit
䊶
When Humidity sensor is defect "1111"appears in the display.
After 16 sec Humidity ladder adjustment starts.
㵘㵘
㸣 㵘 Humidity sensor max. level for 1sec is displayed.
" 䋭䋭㵘䋰䋱 " appears when AM or Antenna switch is defect.
And test mode doesn't continue.
After 1min judgment OK: less than 16 bit. Turn to steam mode.
NG: more than 16bit
" 䋭䋭㵘䋱䋰 " appears when AH sensor is defect or
Humidity sensor level is more than 16bit. 㵘
And test mode doesn't continue.
FM 䋬 (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
AM
Inverter unit
FM
䋬 (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
AM
Engine heater
PM
FM, (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan
RY1
AM (2)steam mode
Steam mode(high) works for 20min.(water tank level is high.)
㵘㵘䊶 Check the water level when operation starts.
㵘㵘䊶 Check if the water level change from high to low.
㵘㵘䊶
Check the engine thermister works correctly.(open / short check)
㵘㵘䊶 Check if Humidity sensor level is more then 16 bit.
㵘㵘䊶
"
䉦䊨䊥䊷䉻䉡䊮
" display appears after EEPEOM(2) min.
(3)Judgement
OK 11 11 Water level sensor, Engine thermistor and Humidity sonsor is OK.
OFF
Regarding NG, please refer to the below table "The detail of judgment
䋨 test no.10)".
Humidity sensor check
without load
㹢
steam mode check
(water level sensor check)
direct select key :
䇼ᐶౝἮ䇽
how to operate at production line
power on
㸣
䇼઀਄䈏䉍䂰䇽
㸣
䇼ᚻേടᾲ䇽
㸣
䇼ᚻേടᾲ䇽
㸣
䇼ᐶౝἮ䇽
㸣
test start
(4)Shortcut to the test mode 06
When OK display (1111) and "
䉦䊨䊥䊷䉻䉡䊮
" display appears,
stand-by mode of test mode turns by opening the door
Before pushing
䇼䈅䈢䈢䉄䉴䉺䊷䊃䇽
key, water tank should be removed.(Refer
to test mode 06)
By push
䇼䈅䈢䈢䉄䉴䉺䊷䊃䇽
Microwave leakage test starts.
Antenna works continuously for 90 secs.
If testmode 11 is left for 90secs at some mode,
test mode 11 finishes and turn to 0 display.
Microwave mode at full power works for 5 min.
When
䇼઀਄䈏䉍䂦䇽 or 䇼઀਄䈏䉍䂰䇽 key is pushed during heating PWM signal
is changes as follows;
䇼઀਄䈏䉍䂦䇽
50Hz: -60us, 60Hz: -48us
䇼઀਄䈏䉍䂰䇽 50Hz: +60us, 60Hz: +48us
By turning encoder is available.
By push 䇼䉴䉺䊷䊃䇽 key EEPROM writes offset data.
"
㘩ຠ
" appears after offset is written into EEPROM.
setup range min. power center max. power
-50 䌾㵘 -01 0 1 䌾㵘 50
䋨
By pushing "
ขᶖ䈚
" key, oven lamp lighting mode is memorized into EEPROM.
䋩
When EEPROM is defect display shows "C14".
Adjustment of full power
at microwave mode
direct select key : 䇼ᚻേടᾲ䇽
Microwave leakage test
Caution:
Make sure the followings before
operation.
1.Temperature in the oven
is low.
㵘 Oven thermistor level
in lower than 12(h).
2.Something is put in the oven.
Inverter unit
FM
䋬
(OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
AM
Inverter unit
FM
䋬 (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
AM
OFF
monitor mode
Humidity sensor check without
load
direct select key : 䇼઀਄䈏䉍䂰䇽
䋭
Inverter unit
FM
䋬
(OL),AM
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
OFF
No.
Test mode Detail of test output Example of display
䋭
Checking
Detected Humidity
㵘䋰䌁㵘䋰䋳 sensor level: 3 Bit
䊧䊮䉳㵘ടᾲਛ
Check end 䋨 Passing 䋩
Detected Humidity
㵘䋰䌁㵘䋰䋳
sensor level: 3 Bit
䊧䊮䉳㵘㵘㜞᷷
Check end 䋨 Failing 䋩
㵘䋱䋱㵘䋱䋱
䊧䊮䉳㵘㜞᷷
More than 10 Bit
Error
Humidity judgment level is displayed.
㵘䋱䋰㵘䋰䋰
ടᾲਛ
AH level is displayed.
Judgment 㵘 16 bit
㵘䋱䋰㵘䋰䋹
Example:Detection 9 bit
䊧䊮䉳 ടᾲਛ
The maximum value is
displayed by the hexadecimal
Error display number.
㵘䋭䋭㵘䋱䋰 More than 16 Bit
㵘䋰䋰㵘 1 䋰
⫳䈚‛ ടᾲਛ
Judgment
ᴎᴳᴰᴈᴘᴶᴋᴵ OK
㵘䋱䋱㵘䋱䋱
⫳䈚‛
ടᾲਛ
NG
㵘䋰䋱㵘䋰䋰
Water level sensor (high)
is defect.
ᴎᴳᴰᴈᴘᴶᴋᴵ
ųᲫᲫųᲫᲫ
ᔕƠཋ
ь༏ɶ
ų ᳙ᲫųᲬᲭ
ų ᳙᳙ų᳙Ძ
ȬȳǸ
ь༏ɶ
㵘䌟䋭㵘䋰䋰
ടᾲਛ 䊧䊮䉳㵘ᒙ
When
䇼઀਄䈏䉍䂦䇽
key pushed 3 times.
ȓǿȟȳ̬܍ After offset is written into
㵘䌟䌟㵘䌟䋳
EEPROM
ടᾲਛ 䊧䊮䉳㵘ᒝ
(1)Humidity sensor check without load
By push 䇼䈅䈢䈢䉄䉴䉺䊷䊃䇽 Humidity sensor check starts.
"
䋭䋭㵘
01" appears when Antenna is defect.
And test mode doesn't continue.