Control Panel - Panasonic MDF-136 Series Operating Instructions Manual

FREEZER COMPONENTS

Control panel

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1. Alarm lamp (ALARM): This lamp will flash when the unit is in alarm condition.
2. Digital temperature indicator: This indicator shows the current chamber temperature or set
temperature.
3. Numerical value shift key ( ): Pressing this key in the setting mode causes the numerical value to
shift. ON-OFF of key lock can be selected by pressing this key in the key lock mode.
4. Digit shift key ( ): Pressing this key in the setting mode causes the changeable digit to shift. Key
lock mode is led by pressing this key for more than 5 seconds in the temperature display mode.
5. Set key (SET): Temperature setting mode is led by pressing this key. Once the key is pressed, the
changeable digit is flashed. Pressing this key again after setting desired temperature, the setting is
stored into computer memory. If there is no key operation for 90 seconds during the temperature setting
mode, the temperature setting mode is invalid automatically. See page 14 for the details.
6. Defrost key (DEF): By pressing this key for 5 seconds, the refrigerating operation is stopped.
Pressing this key again after defrosting leads resumption of the operation.
Note: The refrigerating operation never resume automatically after defrosting.
7. Alarm buzzer stop key (BUZZER): Buzzer stop key. Should a further abnormality occur, the buzzer
will sound automatically.
8. Alarm test key (ALARM TEST): Test key for alarm device. By pressing this key, the alarm lamp is
flashed, remote alarm is activated and buzzer sounds. This means all alarm function operate correctly.
This key is available only during normal running.
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