Checking The Cleanliness - Huawei TE20 Administrator's Manual

TE20 Videoconferencing Endpoint
Administrator Guide
Table 9-3 describes the items you need to check to ensure a sound operating environment.
If any of the items goes beyond the specified range, power off the endpoint, improve the item
to meet the requirement, and restart the endpoint.
Table 9-3 Operating environment
Item
Operating temperature
RH

9.4 Checking the Cleanliness

To ensure that your endpoint runs properly, check its cleanliness regularly.
Background
If the endpoint runs for a long period of time but is not cleaned, its body, ports, heating vents,
and camera lens may be covered with dust. Its performance may be compromised, impacting
user experience. Therefore, it is necessary to regularly clean the endpoint and its peripherals,
helping extend their lifecycle and improve user experience.
Checking the Endpoint Cleanliness
Check the cleanliness of your endpoint regularly to ensure that it runs properly in a long term
and delivers superb conference experience.
Table 9-4 describes the items to be checked. If any of them does not meet the requirement,
clean it accordingly.
Table 9-4 Cleanliness items
Item
Embedded camera lens
Ports and heating vents
Device body
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Copyright © Huawei Technologies Co., Ltd.
Requirement
 Working status: 0° C to 40° C (32° F to 104° F)
Non-working status: –40° C to +70° C (–40° F to

158° F)
 Working status: 10% to 80%
 Non-working status: 0% to 95%
Requirement
The camera lens is clean.
The ports and heating vents are clean.
The device body is clean.
9 Routine Maintenance
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