Control Panel - Panasonic KM-DU73Y1 Operating Instructions Manual

FREEZER COMPONENTS

Control panel

1 2 3 4 5 6
8 7
12 11 10 9
1. Digital temperature indicator: This indicator shows the present chamber temperature or set
temperature. An error code will be displayed when the self diagnostic function detects any abnormality.
2. Status monitor lamp (STATUS): This lamp lights when environmental condition or status gets worse
or the unit is out of normal operation. Refer to page 21 for details.
3. Battery check lamp (BATTERY): This lamp lights to recommend the battery replacement (3 years
after power switch on). This lamp blinks to recommend the fan motor replacement (6 years after power
switch on). For the replacement, consult our sales representative or agent.
4. Door check lamp (DOOR): This lamp lights when the outer door is open.
5. Alarm lamp (ALARM): This lamp is flashed during alarm condition.
6. Filter check lamp (FILTER): This lamp lights when the excessive dust is accumulated on the
condenser filter. When this lamp lights, clean the condenser filter following the procedure on page 23.
7. 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 setting mode. By
pressing this key for more than 5 seconds in the temperature display mode leads setting mode for alarm
temperature, alarm resume time ,compressor delay time and door alarm delay time. Refer to page 16,
17,18 and 19 for details respectively.
8. Digit shift key ( ): Pressing this key in the setting mode causes the changeable digit to shift. Key
lock setting mode is led by pressing this key for more than 5 seconds in the temperature display mode.
Refer to page 15 for details.
9. Set key (SET): Chamber temperature setting mode is led by pressing this key and the changeable
digit blinks. By pressing this key again, the setting is memorized.
10. Status key (STATUS): By pressing this key in the event of the status monitor lamp is ON, the status
code is displayed on the digital temperature indicator. This key is not effective when the freezer is
running normally. See page 21 for details.
11. Alarm test key (ALARM TEST): To check the alarm system during freezer operation. Pressing
this key with the battery switch ON gets the alarm lamp to flash, the remote alarm to operate, and the
buzzer to sound.
12. Buzzer stop key (BUZZER): To silence the audible alarm under alarm condition, press this key. The
remote alarm is not canceled. For the remote alarm, refer to page 20.
11