2.7.3
Modifying Programmed Data
Except for access barring, programmed data can be re-written as it is checked. If incorrect data
is found whilst checking programmed data, dial new data from the DSS station (when OFF
HOOK). The new data will be shown in the display on the DSS console. Dial
to write in the
new data, then continue with checking programmed data. Data is erased by dialling “00” as new
data.
For access barring, incorrect data must be reprogrammed.
A code may be erased using the following procedure; operate the associated DSS key, dial
to step through to the code to be modified, erase the code by dialling
To programme new
data use the procedure described in section 2.7.5.14.
It is not possible to programme some data categories while system facilities are active. Table 15
shows the conditions under which the system will not allow data to be programmed. If this
occurs the associated DSS LED will not light when the DSS key is operated.
TABLE 15 CONDITIONS WHEN PROGRAMMING IS NOT ALLOWED
CATEGORY
ACTIVE FACILITY
EZ2
All call paging in progress.
Associated zone paging in progress.
Incoming call audible signalling to
or EZ2.
Line Grouping
Audible Signalling
Incoming call to system.
Dial Sender
Earth Recall or
Switchhook Flash
Exchange line busy.
Meet-Me-Answer
Paging in progress.
Exclusive Line
Line is in use (calling, incoming or
Hot Line
transferring).
Call Forwarding
Call forwarding in operation.
The station to be assigned as executive
is in Do-Not-Disturb mode.
When programmed data is modified, depress the programming button to return the system to
operational mode.
2.7.4
Re-Initializing Programmed Data
Programmed data may be reset to initial conditions as follows; turn power off and set the SW1
switch on the ECMB board to the OFF(M) position. Turn power on, wait for ten seconds, then set
the SW1 switch to the ON(S) position.
2.7.5
Facility Programming
Press the programming button on the TPU. Lift the handset on the DSS station to allow the dial
to transmit data to the main equipment. In the following examples, “X” represents any
preprogrammed data.
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