May 2001
System Hardware Manual
5 - 119
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3.5.5
Connectors
The following connectors are located on the MIFM-U13
ETU.
✆
CN1
Connects to the Backboard
✆
CN2
Connects to the Backboard
✆
CN3
Connects the ETU backup battery. It
connects the battery during
installation, and disconnects the
battery when storing the ETU.
✆
CN4,
CN5
Connectors for the optional MIF-
Modem (MDM-U13 Unit).
✆
IC6
Socket for the optional KMM(XXX)UA
or KML(XXX)UA Units.
SMDR and PC Programming connections are made via
the COM ports on the KSU.
✆
COM1
PC/LCR Programming
✆
COM2
SMDR
Both COM ports are standard female RS-232C DCE ports.
A straight cable is required.
When an external modem is used, connect the modem to
COM1 port via the modem cable adapter. A straight RS-
232C cable is required.