Sharp AX-GX2T(R) Service Manual page 30

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No.
Test mode
8
monitor mode
Monitor key, 60times speed key and stage cancel key are available until
power turn off.
Without cleaning cycle
9
Humidity sensor check without
t
Microwave mode works for 1 min and display shows Humidity sensor level.
load
direct select key :
After 1 min Judgment appears in the display.
Humidity sensor check
(1)Humidity sensor check without load
10
without load
By push
steam mode check
(water level sensor check)
direct select key :
how to operate at production line
After 16 sec Humidity ladder adjustment starts.
power on
A
After 1min judgment OK: less than 16 bit. Turn to steam mode.
(2)steam mode
test start
Steam mode(high) works for 20min.(water tank level is high.)
(3)Judgement
OK
Regarding NG, please refer to the below table "The detail of judgment
(4)Shortcut to the test mode 06
When OK display (1111) and "
stand-by mode of test mode turns by opening the door
Before pushing
to test mode 06)
11
Microwave leakage test
By push
Caution:
Make sure the followings before
operation.
1.Temperature in the oven
is low.
Antenna works continuously for 90 secs.
Oven thermistor level
If testmode 11 is left for 90secs at some mode,
in lower than 12(h).
test mode 11 finishes and turn to 0 display.
2.Something is put in the oven.
12
Adjustment of full power
Microwave mode at full power works for 5 min.
at microwave mode
When
is changes as follows;
direct select key :
setup range
By pushing "
When EEPROM is defect display shows "C14".
Detail of test
Acceptable level: less than 10 bit
When Humidity sensor is defect "1111"appears in the display.
Humidity sensor check starts.
"
01" appears when Antenna is defect.
And test mode doesn't continue.
Humidity sensor max. level for 1sec is displayed.
"
" appears when AM or Antenna switch is defect.
And test mode doesn't continue.
NG: more than 16bit
"
" appears when AH sensor is defect or
Humidity sensor level is more than 16bit.
And test mode doesn't continue.
Check the water level when operation starts.
Check if the water level change from high to low.
Check the engine thermister works correctly.(open / short check)
Check if Humidity sensor level is more then 16 bit.
"
" display appears after EEPEOM(2) min.
11 11 Water level sensor, Engine thermistor and Humidity sonsor is OK.
test no.10)".
" display appears,
key, water tank should be removed.(Refer
Microwave leakage test starts.
or
key is pushed during heating PWM signal
50Hz: -60us, 60Hz: -48us
50Hz: +60us, 60Hz: +48us
By turning encoder is available.
By push
key EEPROM writes offset data.
"
" appears after offset is written into EEPROM.
min. power
-50
-01
" key, oven lamp lighting mode is memorized into EEPROM.
center
max. power
0
1
50
6 – 13
output
Inverter unit
Checking
FM (OL),AM
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
Check end Passing
OFF
Check end Failing
FM (OL)
Humidity judgment level is displayed.
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
AM
AH level is displayed.
I
Inverter unit
FM (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
Error display
AM
Engine heater
PM
1
FM, (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan
RY1
Judgment
AM
OFF
OFF
Inverter unit
FM (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
AM
Inverter unit
FM (OL)
DC fan(cooling)
DC fan(ventilation)
Exhaust fan, RY1
AM
When
Example of display
Detected Humidity
sensor level: 3 Bit
Detected Humidity
sensor level: 3 Bit
Error
More than 10 Bit
Judgment 16 bit
Example:Detection 9 bit
The maximum value is
displayed by the hexadecimal
number.
More than 16 Bit
OK
NG
Water level sensor (high)
is defect.
key pushed 3 times.
After offset is written into
EEPROM

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