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AT&T DOOR PHONE
CONTROLLER
(Secure Location)
MODULAR
PHONE
CABLE
TELEPHONE
EQUIP.
22-24 GAUGE
WIRE
Figure 2-2. Typical AT&T Door Phone Controller Installation
2-10
Installation Procedures
22-24 GAUGE
AUX. ALERT DEVICE
WIRE
EXISTING
PHONE
LINES
TELEPHONE EXTENSION
DOOR SPEAKER
W/ PUSH BUTTON
SHIELDED TWISTED
PAIR SPEAKER
WIRES
ATTENDENT
POSITION
22-24 GAUGE
WIRE
ELECTRIC
DOOR STRIKE
PLATE DEVICE
DOOR AJAR
SWITCH
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Troubleshooting
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