Troubleshooting; Technical Precautions - Aiphone JO-1MDW Operation Manual

FOR PROPER USE OF THIS STATION

Troubleshooting

If issues with the station occur, refer to the following information to determine whether the issue can be corrected by the suggested
testing and solutions. For further help and assistance, contact your installer or service provider.
Problem
The screen is black.
The screen is white or displaying white
vertical lines or rings.
The screen is too dark or too bright,
and it is diffi cult to view.
The ringtone from the door station
does not sound.
Communication cannot be heard even
if is tapped.
Communication is interrupted, or it
becomes a one-way conversation.
The other party cannot hear your
voice at all (but can hear the other
party's voice).
The station has a black screen and
does not respond to touch.
The status LED is fl ashing during
standby.
Recording is not possible.
A notice of fi rmware confi rmation
failure is shown in the notifi cation list.

Technical precautions

• The video image may distort when door release is activated. This is not a station malfunction.
• If you resume playing a recording after a pause, only the video will start playing and the audio will not be played.
• If door release operation or option is performed during communication with the door station, noise will be produced at the door
station. This is not a malfunction.
• If there is a system malfunction, contact a qualifi ed technician for service.
Cause
The monitor is off in standby mode.
The lens of the door station is in direct
sunlight or another bright light source.
(This is not a malfunction.)
The screen brightness may be
incorrectly set.
The ringtone volume is set to "0".
The receiving volume is set to "1".
Loud sounds around the station or the
door station.
The touch-to-talk is selected.
The power may be off.
There may be recordings that have not
been played or notifi cations that have
not been confi rmed.
A memory card that cannot be used on
the station is installed.
There is a damage or dirt on the
microSDHC card.
A network error has occurred (e.g.
router power-off, external network
error).
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Solution
The monitor turns on by touching the
screen.
Install the door station in a location
where it is not pointing direct sunlight.
Adjust the screen brightness.
Adjust the ringtone volume.
Adjust the receiving volume during
communication.
Because of auto-voice actuation, audio
may be interrupted when a surrounding
sound is loud. In that case, enable the
touch-to-talk method.
When using touch-to-talk, the visitor can
only hear incoming audio if the user is
tapping .
Contact your installer or service
technician.
Check the related page in addition to the
indication patterns of the status LED.
Install a microSDHC card complying with
the SD standard.
Replace the microSDHC card.
Confi rm the network settings and the
equipment used.
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