Sanyo MPR-311D(H) Instruction Manual page 15

OPERATING INSTRUCTIONS
I
Alarm, Safety function and Self diagnostic function
This unit has the alarm and safety functions shown in Table 3 and Table 4, and also a self diagnostic function.
Table 3
Alarm and safety functions (MPR-311 H))
Alarm or safety
Situation Indication Buzzer
Safety operation
High temp. alarm
The chamber temp. is High temp. alarm lamp is Pulse tone
~----
more than about 20°C. lit.
Low temp. alarm
The chamber temp. is less Defrost lamp is lit. Pulse tone
-----
than about _2°C.
Note: The alarm buzzer can be canceled by turning the buzzer switch to OFF.
Table 4
Alarm and safety functions (MPR-311 D(H), MPR-311 DR(H))
Alarm or safety
Situation Indication Buzzer Safety operation
High temp. alarm
The chamber temp. is Temperature display is Pulse tone
more than 15°C. fiashed.
-----
The chamber temp. is
High temp. alarm lamp is Pulse tone
more than about 20°C. lit.
Low temp. alarm
The chamber temp. is less All digits on the temp. Pulse tone
than DOC. display are flashed. -----
The chamber temp. is less Defrost lamp is lit. Pulse tone
than about _2°C.
Door alarm When the door is opened.
Door check lamp is lit. Pulse tone after
----
delay of 30 seconds
Thermal sensor
If the thermal sensor is E1 and chamber temp. is
Pulse tone Running with
abnormality
disconnected.
displayed alternately. defrost sensor
If the thermal sensor is
E2 and chamber temp. is Pulse tone
Running with
short circuited.
displayed alternately.
defrost sensor
If the defrost sensor is
E3 and chamber temp. is
-----
---
disconnected.
displayed alternately.
If the defrost sensor is
E4 and chamber temp. is
-----
----
short circuited.·
displayed alternately.
Note: The alarm buzzer can be canceled by turning the buzzer switch to OFF.
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