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Electra Elite
System Hardware Manual
3.5.5
Connectors
The MIFM-U( ) ETU has the following connectors:
SMDR and LCR/PC Programming connections are made
(using COM ports) on the MBD-U10 Unit.
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 (locally provided) is required.
3.6
Modem Kit Unit
3.6.1
Description
This optional modem mounts on the MIFM-U( ) ETU and
does not require analog port connection. The MIFM-U( )
ETU must be installed in KSU Slot S2.
3.6.2
Installation
The Modem Kit Unit pins and the pins of the CN4 and
CN5 socket are labeled. Align the Modem Kit Unit pins
before installing the unit. Installing it backward could
damage the Modem Kit Unit.
3.6.3
Specifications
ITU-T V.34
Maximum speed 28.8 Kbps
CN1
Connects to the Backboard
CN2
Connects to the Backboard
CN3
Used to Connect the ETU backup
battery during installation.
Disconnect to store the ETU.
CN4, CN5
Connectors
MIF-Modem Unit
IC6
Socket for the optional KMM(1.0)U
COM1
LCR/PC/Wireless Programming
COM2
SMDR
Issue 6
for
the
optional
5 - 15
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