Locking The Chamber Tempetaure Setting - Phcbi MDF-DU300H Instructions D'utilisation

LOCKING THE CHAMBER TEMPERATURE SETTING
The chamber temperature setting can be locked to avoid accidental changes. When the lock is ON, a
change of chamber temperature setting is not accepted even if the key on the control panel is operated.
 Initial setting (factory setting): lock OFF
Display
L 0
L 1
For example, to change the lock for chamber temperature setting from OFF (factory setting) to ON
(The following is only an example. Operate the key according to the desired lock status.)
Operation
1
2 Press the scroll key for 5 seconds.
3 Press the up arrow key once.
4 Press the "Set" key once.
The unit will return from setting mode to temperature display mode automatically after 90 seconds if no
key is operated (auto-return function). In this case, the setting is not changed.
22
Lock status Setting of chamber temperature
Lock OFF
Lock ON
Key operated
----
SET
Enabled to change
Disabled from change
Display after operation
The current chamber temperature is
displayed.
The current chamber temperature
changes to L 0 and the figure (0) blinks.
The display changes from L0 to L1.
The lock is set to ON and the current
chamber temperature is displayed.