GAI-Tronics 354-700RD Посібник - Сторінка 6
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Pub. 42004-520A
NEMA 4X VoIP Telephones
Page 6 of 15
Hardware Description
External
NEMA 4X VoIP Telephones may contain a handset, standard keypad, volume control push button, and
ringer. The handset rests on a cradle, which has a magnetic reed switch to signal an off-hook condition.
See Figure 3.
Figure 3. NEMA 4X VoIP Telephone
Internal
The Model 354-70x NEMA 4X VoIP Telephones include a relay PCBA and a ringer in the rear enclosure.
The front cover holds the main VoIP carrier PCBA, VoIP circuit PCBA, and keypad PCBA. See Figure 4
for parts layout.
Figure 4. Model 354-700 NEMA 4X VoIP Telephone
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