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Guardian Telecom Inc.
Installation and Operation
Desktop Ringdown Telephones DTR-51-Z & DTR-61-Z
Page 8
Retrofitting Supplemental Receiver, Strobe Light/Ringer
•
Disconnect telephone wiring at the demarcation block and ring detect relay
power at the breaker to avoid shock and explosion hazard.
See: Figure 6 -
Temporary Mounting for
Wiring
•
Loosen the four captive screws in the faceplate and detach the face plate
from the base.
•
If the telephone is wall mounted temporarily hang the faceplate to the right
side of the base using two of the faceplate screws. Be careful not to lose
the "O" ring retainers.
•
Install the options following the instructions below.
•
Tighten cable glands securely.
•
Carefully replace the front plate and install all four screws.
Tip: Torque screws to
1.65 ft/lbs (1.36Nm).
•
Reconnect telephone and ring detect relay wiring.
•
Test the unit by calling to and from another unit on the exchange.
Supplemental Receiver
Note: Supplemental
Receiver part no.
P3024 required.
•
If wall mounted install the Supplemental Receiver hanger to the wall 4" to
6" to the right of the telephone.
•
Remove the plug on the side of the face plate and install the M12
accessory cord gland.
See:
•
Insert the Supplemental Receiver cord through the gland into the face
plate and tighten the gland.
•
Connect the wiring to the headset earpiece terminal block.
Strobe Light /Loud Ringer
•
Remove the alerter device M20 wiring plug from the base and install an
approved cable gland.
See:
•
Insert the cord through the gland into the face plate and tighten the gland.
•
Connect the Strobe Light or Loud Ringer wiring to the Ring Detect Relay
terminal block.
See: Figure 4 - Wiring
•
Enable the Ring Detect Relay by inserting the provided jumper wire across
the Ring Detect Relay Enable terminals.