Pub. 42004-519C
Rugged VoIP Autodial Handset Telephones
Page 21 of 26
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VoIP Telephone Input Contact Configuration
Each VoIP telephone accepts four volt-free inputs (see the Specifications section for the input ratings).
The function of each input is configurable. Inputs can be configured for one of the following modes: On,
Off, or On/Off. The signals can also be inverted between active high (INVERT) or active low
(NORMAL). Activation of these inputs can be configured to update a SYSLOG or generate an email (see
Figure 18 and the Logic Settings section of GTC Pub. 42004-481, VoIP Telephone Configuration Guide
for programming instructions for these inputs).
VoIP Telephone Output Contact Configuration
Each VoIP telephone contains two volt-free output contacts (see the Specifications section for the output
ratings). Both outputs are SPST (single-pole, single-throw) contacts.
The function of each output is configurable. Outputs can be configured for one of the following modes:
On, Off, Pulse, Mute, Ring, Call, Connect, Hook, In Use, Ring Cadence, Ring Out, Page, Registered, or
Emergency. In some modes, the duration of the activation or on/off times can also be set (see Figure 18
and the Logic Settings section of GTC Pub. 42004-481, VoIP Telephone Configuration Guide for
programming instructions for these outputs).
Maximum (Handset Receiver) Level Remote Control
The receiver volume level can be remotely controlled by changing the setting in the configuration file.
Refer to the Handset Volume Setting in the Audio Settings section of Pub. 42004-481, VoIP Telephone
Configuration Guide for programming instructions.
Maintenance
WARNING
—
This product can contain hazardous voltages. Always remove power to this
station prior to servicing.
General Information
1.
Inspect and replace frayed or cracked wiring.
2.
Secure/replace loose wires and terminal lugs.
3.
Remove corrosion from terminals.
4.
Inspect fuse
F1
on the VoIP carrier PCBA.
Preventive Maintenance for Model 277-700/-702BH/-702BHAC
Stainless steel does require maintenance to prevent corrosion from occurring. Different installation
locations may require more regular maintenance than others, depending on the environment and exposure
to airborne contaminants. The following maintenance steps should be performed on a regular basis or
when corrosion is first noticed on your Model 277-700/-702BH/-702BHAC Telephone.
Cleaning
For general cleaning, wipe surface with a cleanser or cleanser and water mixture. Any cleanser that is
safe for glass is usually safe for stainless steel. Wipe dry.
