3/1553-ANF 901 54 Uen F5 2018-12-03
114
M
ISCELLANEOUS
A tone signal is heard, and the display shows:
Note:
The soft-key Exit is only available when firmware revision R3F or later is active
for the telephone.
The current or active firmware in the example is R3L. The passive firmware R3H was
the previously used version. For a telephone that has not been updated after manufac
-
ture, the active value is shown to the left, and NO VALUE to the right.
•
Press the soft-key
Exit
, or press
#
to finish checking.
11.11
TELEPHONE SELF-TEST FUNCTION
The telephone has a self-test function to check the firmware, the key lamps, and the
display pixels. When making a self-test also the current firmware revision is displayed
for some seconds.
To make a self-test via the soft-key
PhoneSet
:
•
Select the soft-key
PhoneSet
.
•
From the menu select
Local Test Mode
and press the soft-key
Select
.
To make a self-test using a key combination:
•
Press the
C
,
*
and
4
simultaneously for at least 1 second.
A tone signal is heard, all the key lamps will be turned on, and for 5 seconds the display
shows (example):
Note:
The soft-key Exit is only available when firmware revision R3F or later is active
for the telephone.
The current or active firmware CAA 1580026 in the example has revision R3L, and the
result of the self-test is OK.
After 5 seconds all the pixels of the display are turned on, that is, the whole pixel area
will be dark.
•
Press the soft-key
F1
(still
Exit
, however the turned on pixels hide the text), or
press # to finish checking.