Terminals; Operating State Of The Mitel Dect Radio Units - Mitel 470 System Manual

Operation and Maintenance
functional, any errors that occur are indicated with the status LED (see "Error display
with status LED", page 219).
In the event of sporadic errors check the installation for earth loops.
6. 6. 2. 3

Terminals

Tab. 102 Malfunctions on the terminal side
Error description
Digital system phones on the DSI bus display
Configured along with the node number, the slot
number and the port number.
System phones do not obtain any dial tone when
seizing a line; display reads
Terminals with configurable dialling method experi-
ence sporadic malfunctions whenever control key is
pressed.
Analogue terminals do not obtain a dial tone when
off-hook.
6. 6. 2. 4

Operating state of the Mitel DECT radio units

Each radio unit is equipped with 3 LEDs. The operating state the radio units is indi-
cated by different colours and flashing sequences in cycles of 1 s, specifically by one of
the two outer LEDs on the SB-4+ and by both outer LEDs on the SB-8 / SB-8ANT (sep-
arately for each DSI bus). Each character (G, R or -) corresponds to 1/8 of a second.
Example:
During the synchronization phase GGGGRRRR the LED flashes periodically.
1/2 second green, 1/2 second red.
246
Not
Not available.
Error cause / error handling
No terminal has yet been created on the connected port or an
incorrect terminal selection digit (TSD) has been allocated to
the terminal:
• Check system and terminal configuration
• Check installation and connecting cable
Replace phone or interface card.
System earth must not be connected on terminals configured
for MFV/DTMF (double signalling on Flash/earth key).
No terminal has been created on the connected port or the ter-
minal created has not been allocated to a user.
• Create a terminal and allocate a user
• Check installation or connecting cable
Mitel 470 as of R4.1
syd-0585/1.2 – R4.1 – 08.2016