User`s manual

3.8. Signalling LED lamps
3.8.1. Charts – basic functions of LED lamps
Fig.12: Signalling LED lamps
Status of LED lamps for ISDN
Each of the two lines of opposite direction (TE1/NT1 ; TE2/NT2) has a LED lamp of its own to
indicate the status of B channels on the line.
Status BRI ISDN Line Colour / Status of LED diode
Free Light off
1. B-channel busy Green / light on BRI1
2. B-channel busy Green / light on BRI2
TE1 / NT2 not connected Red / Light BRI2
Statuses of LED lamps for GSM
Each module has a LED lamp of its own to indicate its status.
Module status LED GSM 1 and GSM 2 Colour / Status
Module not available GSM 1 and/or GSM 2 Red on
Wrong firmware in module Both GSM module LEDs Orange flashing slowly 1:1
Module programming Both GSM module LEDs Orange on
No SIM inserted GSM 1 and/or GSM 2 Red flashing slowly 1:3
PIN request GSM 1 and/or GSM 2 Red flashing slowly 1:1
PUK request GSM 1 and/or GSM 2 Red flashing quickly 1:1
Module looking for network GSM 1 and/or GSM 2 Green flashing slowly 1:3
Module logging into network GSM 1 and/or GSM 2 Green flashing quickly 1:1
Module logged in network GSM 1 and/or GSM 2 No light
Active call of the module GSM 1 and/or GSM 2 Green on
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