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The 1151A1 and 1151A2 Power Supplies can be used to supply local power to ISDN-T 85xx and 84xx series telephones connected to a media gateway and to the 302D Attendant Console that requires auxiliary power for its display. The unit can supply power to adjunct equipment such as S201A and CS201A speakerphones or a 500A Headset Adapter attached to any currently manufactured analog, DCP, or ISDN-T telephone equipped with an adjunct jack.
CAUTION: The power supply can be used only with telecommunications equipment, indoors, and in a controlled environment.
The power supply has a single output of -48 volts DC, 0.4 amperes and can operate from either a 120�volts AC 60�hertz power source (105 to 129 volts AC) or a 220/230/240 volts AC 50�hertz power source (198 to 264 volts AC). Input voltage selection is automatic. The output capacity is 19.2 watts.
The power supply can be placed on a flat surface such as a desk. For wall-mounting, keyhole slots are provided on the bottom of the chassis.
CAUTION: Do not locate the unit within 6 inches (15 centimeters) of the floor.
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