IP Phone Admin
65
Updating the Boot Loader
While the Boot Loader is being downloaded, the LEDs display status messages. This
involves all the LEDs.
LED status messages
Continuously on
Boot Loader file being loaded (normal procedure)
Rapid flashing (50 ms on / 50 ms off)
New Boot Loader being written to flash memory
(normal procedure)
Slow flashing (500 ms on / 500 ms off)
Cause
: Corrupt data in the flash memory after
writing -> old Boot Loader is rewritten to flash
memory
Effect:
Updating has not taken place; old Boot
Loader remains in the IP telephone; telephone will
work after a reset
Remedy
: Internal problem with telephone; start Boot
Loader update procedure again
Short flash (200 ms off / 50 ms on)
Cause
: Something wrong with the Boot Loader file
Effect:
Updating has not taken place; old Boot
Loader remains in the IP telephone; telephone will
work after a reset
Remedy:
Check the Boot Loader file; it might not be
the right one for the hardware
Interrupted rapid flashing (500 ms rapid
flashing / 500 ms off)
Cause
: Boot Loader can no longer function properly;
corrupted data in the flash memory
Remedy
: Do not interrupt power supply; start Boot
Loader update procedure again
While updating the Boot Loader the power supply of the IP phones
must not be interrupted. An interruption of the power supply or a reset
during the update will make the IP phone useless.
Содержание T3 Comfort
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