Visual Alarms; Tprf31 Ports; Rs232 Serial Port - Andrew ION-B Series User Manual

the unused TPRF31 slots and of its TFLN ports. This operation should be perfomed during the
initial system installation, after all of the TFLN units which are hosted by the TPRF31 MiniRack
have stopped blinking (i.e., after they have fi nished the discovery phase: see the TFLN section
of this User Manual for further clarifi cation).
The Store/Clear operation must also be perfomed after any change affecting the TPRF slot
confi guration and the used ports on the TFLN transceivers.
When switching on and off the system in any other circumstances, no Store/Clear operation is
normally required.

Visual Alarms

The TPRF31 front panel is provided with 2 LEDs (see fi g. 4.2.5), showing status and alarm
information.
LED signifi cances are provided in the following table.
TPRF
LED colour Signifi cance
Green Power supply status OK
Failure on the TPRF31,
Red on one of the TFLN master transceivers,
or on one of the connected Remote Units
Figure 4.2.5: TPRF31 visual alarms Table 4.2.1 : Meaning of the LEDs on the TPRF31 front-side
Further information about alarm status is delivered by the ION-B Supervision Systems.

TPRF31 Ports

The TPRF31 is provided with a series pf ports which allow for the connection to any external
device. These different ports are described hereinafter.

RS232 Serial Port

The RS232 serial port can be used to connect the TPRN sub-rack to the remote supervision unit
or to a laptop running LMT software. Please note that a standard RS232 cable is needed.
The connection baud rate can be set to 9600bps, 19200bps, 57600bpa, or 115200 bps by
properly setting the dip-switch 6 and 7 standing on the rear panel of the TPRF31 backplane
(fi g. 4.2.6). The baud rate setting through the dip-switches 6 and 7 is shown in Table 4.2.2
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