GAI-Tronics 478-002 Centra-Page Desktop Subset - Manual (Page 2)

Pub. 42004-120C
Model 478-002 Centra-Page Desktop Subset Page: 2 of 5
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07/04
Model 478-002, like the other Centra-Page station models, corresponds to a plug-in PCBA located in the
central card rack assembly. The Model 69037-101 Line Cards are sold and shipped separately from this
station. The card contains the handset dc power source, dual switching relays, and a 16-watt speaker
amplifier with 8-ohm and 70-volt line outputs.
This publication provides instructions on installation and operation of the Model 478-002 Desktop Station.
A list of replacement parts is included for repairs.
CAUTION
Do not install this desktop subset in any hazardous areas. This desktop subset is for “safe area”
operation only. Such installation may cause a safety hazard and consequent injury or property
damage.
Figure 1. Model 478-002 Centra-Page Desktop Subset Outline Details