Service Documentation
101
Line monitor
With line monitor ON, the 4 LEDs (top 4 in the left-hand bank on
the terminal) are switched to test mode with the LEDs showing
the status of the 10Base-T interface.
Switching test mode ON and OFF:
LED
Function
Coding
Top LED
LED 1
Line status
LED on: link OK
LED off: link down
LED 2
TX
Flicker per TX-frame
LED 3
RX
Flicker per RX-frame
Bottom LED
LED 4
Jabber
The LEDs work in line monitor mode, until the line mon-
itor function is switched off. The line monitor status does
not affect the functioning of the LP5100 phone. The
LEDs have a monitoring function only. The relevant
function keys retain their function.
Diagnosis:
00=end?
>
Choose "Line monitor"
Diagnosis:
08=Line monitor?
on
>
Confirm
Line monitor:
Switch over?
on
>
Confirm
Diagnosis:
08=Line monitor?
off
>
The change is displayed