Operation and Maintenance
227
Aastra 470 as of R3.2
syd-0337/1.6 – R3.2 – 09.2014
Tab. 90
Display pattern at system setup
6. 4. 3. 2
Boot mode
The boot mode enables an Emergency Upload via the Ethernet interface (EUL via
LAN). This is required whenever there is no longer any executable system software
stored on the communication server for whatever reason.
The boot mode is indicated by the status LED flashing red.
Tab. 91
Display pattern in the boot mode
To access the boot mode press the enter key during the LED test red, which is exe-
cuted during the start-up phase 0.
The boot mode remains active until the Emergency Upload is completed or the sys-
tem is restarted manually.
6. 4. 3. 3
Error display with status LED
Errors that occur during the start-up phase1 are indicated with the status LED.
Tab. 92
Error displays during system setup 1:
Pattern
LED
Dura-
tion [s]
Meaning
Start-up
phase
0
steady
Call manager is switched off
1
~1,5
Red LED test
0
2
~1,5
Orange LED test
0
3
~1,5
Green LED test
0
4
~4
RAM test, load boot software, boot software CRC test
1
5
~10
Boot software running, load system software, system software CRC
test
2
6
steady
System software running error-free
Pattern
LED
Duration
Meaning
10
As long as the boot mode is active
Boot mode active
Pattern
LED
Duration
Meaning
7
As long as the error remains
RAM test faulty
8
As long as the error remains
Boot software missing
9
As long as the error remains
CRC test boot software faulty
–
R
O
G
–
G
G
–
O
–
G
–
R
–
–
O O
–
–
O R
–
– R
R