Door Alarm; Door Alarm And Volume Adjustment Of The Operation Sound; Triple Power Deodorizing Effect - Hitachi R-ZXC740KH Instruction Manual

Door Alarm

If any door is kept opened for 1 minute or more, it is notified with sound or light.
All the doors have the Door Alarm function. (However, for R-WXC740K type, R-WXC670K type, R-WXC620K type, no Door Alarm is installed in the Upper Freezer.)
Duration when door is
open
Alarm sound
Display area
For operation
Notice
● While the indicator lamp is blinking on the display area, the Control Panel remains inactive upon touching. Close the door before starting operation.
● Door alarm rings after 30 seconds when the door has been opened only in case the power " Energy Saving " mode set. However the indicator blinks
after 1 minute of the opening.

Door Alarm and volume adjustment of the operation sound

You can set the sound level of the alarm louder or no alarm sound.
1
Touch
on the indicator lamp.
2
Press down
until the preset sound is heard.
The volume level of the operation sound is changed from " Standard " to " Louder "
or " Sound off " . Repeat the change of settings to set the operation sound you
like (see the table shown below). The sound is set to " Standard " at the time of
purchase.
Volume level
Standard
Preset sound
(At the time of purchase)

Triple Power Deodorizing Effect

A combination of 3 types of deodorizing materials leads to deodorize various odorous substances in the refrigerator
including 4 major odors such as sulfur, nitrogen, aldehyde and oxidization odors. Activities of bacteria collected by
the filter are also restricted.
Deodorant filter has the effect of sterile filtration.
● Testing laboratory: Boken Quality Evaluation Institute, a general incorporate foundation ● Test method: Film contacting method (JIS Z 2801)
● Name of the part used for treatment: Filter ● Sterilization method: applying oxidation catalyst to the filter ● Target: bacteria collected by the filter
● Test result: sterilization effect of 99 % after 24 hours by using a filter only. This does not always have effect on the entire refrigerator or foods.
BB0055761M_R-ZXC740KH_A.indd 85
1 minute
Long beep (3 beeps)
Blinking
Light ON
button on the Control Panel to turn
button for 3 seconds or more
Louder Sound off
−
2 long beeps Long beep
2 minutes
Long beep (5 beeps)
Blinking
Light ON
Notice
● It is impossible to adjust the volume level of
either door alarm or operation sound only.
● When the Door Alarm is disabled, characters
on the Control Panel no longer blink.
● Even if the volume level is set to " Sound off " ,
the alarm of the Ice Maker Cleaning is raised
and the operation sound is heard when the
Auto Door is set to " ON " .
● When connecting/disconnecting the power
plug or after recovering from electric power
Standard failure, it will return to the standard setting
where the Door Alarm sounds.
2 beeps
From 3 minutes onward
Long beep (continuously), Louder
Blinking
Light ON
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