Section 2: Components
Product Description 21
2
4 Analog Station Expansion Daughter Board (4SLIDB-S) —
P/N 0891049
The 4SLIDB daughter board provides:
● 4 analog extension ports (used for on-premise analog telephones, fax
machines, and analog modems)
● Connector for 4SLIU PCB
● Ring Generator
● Message Wait Lamping Ability
Note: When connecting a fax machine or analog modem,
make sure to set Program 15-03-03 to ‘1’ (special terminal) to
avoid communication problems.
The CN3 connector provides connection to 4 analog station ports and are
not polarity sensitive. The 4SLIDB is installed on the 4SLIU PCB. Up to 2 PCBs can be installed in
the system maximum, but this number may be reduced depending on how many 4SLIU PCBs are
installed. If 3 4SLIU PCBs are installed, only 1 4SLIDB can be installed. If 4SLIU PCBs are
installed, the 4SLIDB can not be used.
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