Nokia 3TG-01275-AAAA-TCZZA, Руководство оператора, Страница: 25 / 96

T-Mobile High-Speed Internet Gateway Operator
Manual ChapterTitleVariable
Issue: DRAFT Nokia 3TG-01275-AAAA-TCZZA 25
3.3.2 Cabling
The following are the guidelines regarding cables used for the T-Mobile High-Speed
Internet Gateway:
•
All cables must be approved by the relevant national electrical code.
•
The T-Mobile High-Speed Internet Gateway must be used with the cabling
supplied with the equipment.
3.3.3 Protective earth
Earthing and bonding of the T-Mobile High-Speed Internet Gateway must comply
with the requirements of NEC article 250 or local electrical codes.
3.4 ESD safety guidelines
The T-Mobile High-Speed Internet Gateway is sensitive to ESD if opened.
Operations personnel must observe the following ESD instructions when they handle
the T-Mobile High-Speed Internet Gateway.
Service personnel are not required to wear wrist straps when performing normal
installation or maintenance activities.
3.5 Environmental requirements
The environmental requirements for the T-Mobile High-Speed Internet Gateway are:
•
operating temperature (ambient): -5
°
C to 45
°
C (23
°
F to 113
°
F)
•
storage temperature (ambient): -40°C to 70°C (-40°F to 158°F)
•
storage temperature (ambient):
•
One year: -20 °C to 23 °C (-4 °F to 73 °F)
•
Three months: -20 °C to 45°C (-4 °F to 113 °F)
•
One month: -20 °C to 60 °C (-4 °F to 1403 °F)
•
operating relative humidity: 5% to 85% relative humidity, non-condensing
•
short-term relative humidity: 5% to 93% relative humidity, non-condensing
Caution —
This equipment is ESD sensitive if opened. Proper
ESD protections should be used if you open the T-Mobile
High-Speed Internet Gateway.