Citel 4000 Guía De Instalación

Power-Up 

1.  Once the EXTender 4000 is properly connected and powered it performs a series of self-

diagnostic tests that are displayed as a series of LED flashes. The “Status” LED blinks for several 
seconds as the module initializes. 

2.  Once the power-up sequence has finished, the state of the LEDs should be:  

 

 

 

Blinking while module is initializing. 
Off when not powered. 

Status 

After unit is powered: 
On Solid Green when enabled but not extended.  
Slow Green Flash when extended and on-hook. 
Fast Green Flash when extended and off hook. 
Green Flicker when there is no connection to a telephone. 

CLN 

Blinking when an Ethernet collision condition exists. 

PC Normally 

off, 

blinks when traffic is sent. 

LAN 

Normally off, blinks when traffic is sent. 

EXT 

Normally off, blinks when the 4000 Extender sends Ethernet traffic. 

 

EXTender 4000 Universal Quick Installation Guide

 

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