Test Mode - Sharp AX-1500J Service Manual

AX1500J(S)

[9] TEST MODE

How to operate test mode
(power on and door closed) [STOP/CLEAR]
No. Test Name
03
Oven thermister check The oven heating at 180ºC start and the display shows
standard data and measurement data of oven thermister at 180ºC
06
Water drain By push [START] keys water draining works
If water exist in the water tank, display apperaes"Remove water tank".
Water draining finishes for 80sec. minimum.
(max. working time is 7min 20sec.)
10 AH sensor check without
(1) AH sensor check without load (with drip tray, water tank level: high)
load
steam mode check
(water level sensor check)
direct select key
[BACK/INFO]
How to operate at After 16 sec AH ladder adjustment starts.
production line
power on
After 1min judgment OK: less than 16 bit. Turn to steam mode.
STOP/CLEA[R]
[BACK/INFO]
MICRO
MICRO
(2) Steam mode
START
[BACK/INFO]
(3) Judgement
(4)short cut to test 06
The detail of judgment test no.10)
Display Error timing
-- 10 immediate steam heating
-- -0 microwave mode stopped
-- -1 immediate steam heating
00 00 during steam heating mode
steam heating works for 20 min
00 01 during steam heating mode
00 10 during steam heating mode
10 00 immediate steam heating
during steam heating mode
10 10 during steam heating mode
10 01 during steam heating mode
10 11 during steam heating mode
01 00 immediate steam heating
during steam heating mode
01 10 during steam heating mode
01 01 during steam heating mode
01 11 during steam heating mode
11 00 steam heating works for 20 min
11 01 during steam heating mode
11 10 steam heating works for 20 min
[SUPER STEAM CONVECTION]
within
1sec
Defrost Test
by push [START] AH sensor check starts.
AH sensor max. level for 1sec is displayed.
NG: more than 16bit
"-- 10" appears when AH sensor is defect or AH sensor level is
more than 16bit. And test mode doesn't continue.
STEAM COOK works for 20min. (water tank level is high.)
Check the dew tray switch operation.
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 AH sensor level is more then 16 bit.
OK 11 11 water level sensor, ETH and AH is OK.
ETH is defect.
NG 11 01
10 00 water level sensor is defect or shortage of water.
water level sensor (high) is defect.
01 00
(under judgment water level)
00 11
AH sensor is defect. The others are not checked.
-- 10
dew tray switch is defect.
-- -1
When door is opened after passed display appears waiting mode of
test mode 06.
Water level sensor
not judged
not judged
not judged
under checking
NG
under checking
under checking
shortage of water
NG
NG
NG
NG
shortage of water
NG
NG
NG
NG
OK
OK
OK
[MICROWAVE] [door open] (test number is selected by encoder [initial number 04])
within within
1sec 1sec
Covection heater
RY1, CM, OL
DC fan(cooling)
Exhaust fan
FM
Engine heater
RY1
Steam heater
FM,OL
DC fan(cooling)
Exhaust fan
PUMP MOTOR
FM, OL, RY1
DC fan(cooling)
DC fan(Ventilation)
Exhaust fan
MICRO(100%)
FM, OL, RY1
DC fan(cooling)
DC fan(Ventilation)
Exhaust fan
Engine heater
PUMP MOTOR
FM, OL, RY1
DC fan(Ventilation)
Exhaust fan
OFF
ETH AH
not judged NG
not judged not judged
not judged OK
NG under checking
NG NG
NG OK
OK not judged
not judged not judged
not judged not judged
OK not judged
under checking OK
OK OK
not judged not judged
under checking under checking
OK under checking
under checking OK
OK OK
NG NG
NG OK
OK NG
6 – 11
or [push direct select key]
Output Example of display
TEST03
XX YY Standard data XXbit
Measurement data YYbit
CONV
Water drain mode consists
DRAIN
of 4 stage currnet stage is
indicated by blinking.
DRAIN
Water draining finished.
AH judgment level is displayed.
TEST10
10 00
AH level is displayed.
Judgment 16 bit
TEST10
Example: Detection 9 bit
10 09 The maximum value is
displayed by the hexadecimal
number.
MICRO
Error display.
TEST10 more than 16 bit
AH sensor is defect.
-- 10
TEST10
00 10
STEAM
Judgement
TEST10 Passed
11 11
Judgement
TEST10 Failed
Water level sensor (high) is
01 00
defect.
drip tray isn't equipped or dew tray switch is defect
drip tray isn't equipped or dew tray switch is defect.
Engine heater is defect when error appears after 30 sec.
OTH is defect(open)
Both water level sensor is off at the same time.
Both water level sensor is off at the same time.
Both water level sensor is off at the same time.
Both water level sensor is off at the same time.
Water sensor level change is inverted (H:ON, L: OFF).
Water sensor level change is inverted (H:ON, L: OFF).
Water sensor level change is inverted (H:ON, L: OFF).
Water sensor level change is inverted (H:ON, L: OFF).
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