CHAPTER 3 Physical Description
MP-1288 | Hardware Installation Manual
Item #
Label
Description
■
Half- and full-duplex modes
■
Auto-negotiation
■
Straight or crossover cable detection
The ports provide LEDs to indicate Ethernet status. For more
information, see
2
Reset pinhole button
for resetting the device and restoring
factory defaults
:
■
To reset the device:
Using a paper clip or any other similar
pointed object, press and hold down the button for at least 2
seconds (but no more than 10 seconds).
■
To restore the device to factory defaults:
Using a paper clip or
any other similar pointed object, press and hold down the
button for at least 15 seconds (but no more than 30 seconds).
3
STAT
LED indicating the status of the CPU module. For more
information, see
4
|O|O|
RJ-45 port for RS-232 serial communication.
5
USB Type-A port which can be used, for example, for various
storage capabilities to an external USB hard drive or flash disk (disk
on key).
FXS Blades
The FXS blade (referred to as Module in the device's management interfaces) provides the FXS
port interfaces. Each blade provides three FXS port connectors - 50-pin Telco connector
(Centronics type). Each connector provides 24 FXS interfaces and therefore, each blade
provides up to 72 FXS interfaces (3 x 24 FXS). The device can be housed with up to four FXS
blades thereby, supporting up to 288 FXS port interfaces (4 blades x 72 FXS). The FXS blades are
available as spare parts. For replacing FXS blades, see
Each FXS blade provides a LED on the front and rear panel, as described in
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