Optex iVision+, Руководство пользователя

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The video image appears
blurred by lights.
The video image flickers.
The video image is distorted.
The voice is cut off while
answering/ browsing a Door
Camera Unit.
I t may be difficult to see the image if the camera lens
receives strong light such as sunlight.
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I s a microwave oven or a wireless LAN device in operation
near the Handheld Monitor Unit?
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such equipment.
Fluorescent lights nearby to the Camera Door Unit may
cause the image to flicker.
Symptoms
Probable causes & solutions
A howling noise distorts
the sound.
The ring tone cannot be
heard.
The charging does not start
when the Handheld Monitor
Unit is placed in the charging
cradle.
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charge if necessary. Change volume setting on the
Handheld Monitor Unit. (Refer to Sec. 3-1 “Check 4”)
I f the Handheld Monitor Unit is too close to the Door
Camera Unit, a howling sound can occur.
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the howling sound disappears.
I s the AC adaptor disconnected from the socket or the
charging cradle?
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The display on a Handheld
Monitor Unit is black and
does not respond to any key.
I s the unit in standby?
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Monitor Unit.
The Handheld Monitor Unit
has a very short battery life.
I f the units had not been powered for a long time, it may
require to repeat charge-discharge process for several
times to rejuvenate a battery life. I f the battery life does
not improve, please contact our technical assistance.
During PLAY function,
viewing stored images is
slow.
Please clear out all stored images by refering
to Sec. 6-2 “Deleting all images stored in a memory”.
This will format a memory and improve a viewing speed.
Do not forget to make a PC backup of images if necessary.
9. Trouble Shooting