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NEC 1091009 (8COIU)
8-port analog CO line card with Caller ID
for DSX-80 and DSX-160 systems.
Product Description
The 8COIU Card supports 16 analog loop-start CO lines. The card has a Mode Switch (for taking the card out of service), a status LED indicating proper card operation, and a port activity LED that indicates traffic on the card.
Each 8COIU Card also provides two power failure cut-through circuits. When commercial AC power fails, the card automatically connects two phone lines to two power-failure single-line telephones.
Each 8COIU Card also provides two power failure cut-through circuits. When commercial AC power fails, the card automatically connects two phone lines to two power-failure single-line telephones.
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