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access memory (NV-RAM) located on the remov-
able SMEM card. It is protected by a super capaci-
CONTENTS
tor providing seven days of memory protection in
the event of loss of AC power to the system.
2.4 INTERFACE CARDS
2 SLI
This card is installed in a dedicated slot on the KSU
motherboard. The card provides two single line tele-
phone interfaces equipped with OPX protection and
the ability to provide a loop disconnect signal. This
is the same card used on the DCS Compact.
2 x 4 DLI
This card provides two Caller ID-compatible loop
start C.O. interfaces and four 1B+D DLI ports. KDb's
cannot be used with this card. This is the same card
used on the DCS Compact.
S8DLI
This card provides eight 1B+D DLI ports and fits in
FIGURE 2–3
any of the six card slots. KDb's cannot be used with
this card.
2 x 4 SLI
This card provides two Caller ID-compatible loop start C.O. interfaces, four SLI ports for
industry standard single line telephones and the ability to provide a loop disconnect sig-
nal.
NOTE: This card does not provide OPX protection. This is the same card used on the
DCS Compact.
S8SLI
This card provides eight SLI ports for industry standard single line telephones and the
ability to provide a loop disconnect signal.
NOTE: This card does not provide OPX protection.
S3TRK
This card provides three Caller ID-compatible loop start C.O. interfaces with power failure
transfer on the first two ports.
2.2
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