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/ Problems with trunk cartridges service
Modular ICS 7.1 Installer Guide
N0130943 02
Refer to
Installation
on page 227 for information about
replacing components.
Digital Trunk Interface trouble
1. Run a Maintenance session to verify that the Trunk
Cartridge is enabled and that the lines are provisioned.
2. Check the LEDs on the front of the DTI:
Alarm: steady yellow LED upon LOS
Error: steady yellow LED during
Alarm: steady red LED during transmit
Error: steady yellow LED upon
Steady green LED while running
Steady red LED during
CFA, OOF CFA, or AIS CFA
Bit Error short term alarm
alarm indication signal
remote alarm indication CFA
downloaded firmware
Continuity loopback test
Receive LEDs
Transmit LEDs
In service LED
Loopback test LED
Содержание Modular ICS 7.1
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Страница 46: ...46 How to use this document Modular ICS 7 1 Installer Guide N0130943 02...
Страница 72: ...72 Welcome to ISDN Modular ICS 7 1 Installer Guide N0130943 02...
Страница 102: ...102 Remote system access Modular ICS 7 1 Installer Guide N0130943 02...
Страница 108: ...108 Controlling system access Modular ICS 7 1 Installer Guide N0130943 02...
Страница 192: ...192 ETSI MCDN and Network features Modular ICS 7 1 Installer Guide N0130943 02...
Страница 290: ...290 Modular ICS 7 1 Installer Guide N0130943 02...
Страница 582: ...582 Link Status Modular ICS 7 1 Installer Guide N0130943 02...
Страница 586: ...586 Usage Metrics Modular ICS 7 1 Installer Guide N0130943 02...