Specifications

System Programming
IMl66-107
Line Configuration
’ 0 To make a record of the programming configuration, mark the desired requirements in the line class of service
records chart found at the end of Chapter 4.
0 To make the programming selections, dial the feature code and then dial the configuration code (or press the
programming button where appropriate).
NOTE: A lighted LED next to the programming button for the selection indicates the current configuration.
When
a sing/e button provides a toggle (orVo#) action, the lighted LED indicates the active feature.
0 The first step in any programming sequence is to enter the base level. Once in this mode, you can dial the
feature code for any desired configuration. Enter the base level with the following procedure: press ITCM then
dial +R# 7 4 6 ++. The last step is to press the SPKR button to end the programming procedure and return the
system to normal operation.
0 To make a line port selection, press a programming button or dial a selection number on the keypad as
follows:
LINES
PROG. BUTTONS KEYPAD BUTTONS
1-14
Al -A14
01-14
1516
Bl, 82
15,16
17-24
HOLD plus Al - A8 17-24
Abandoned Hold Release
When a distant party abandons a hold
condition and disconnects from a line
(hangs up), the central office will send a
forward disconnect signal to the digital
telephone system. This signal can be
either 50 msec. or 350 msec. in length.
Find out from the telephone company what
the signal length is, and program all of the
central office line ports to match it using this
procedure.
1. Dial 38. “HOLD RELEASE 50 ’
2. Select hold release time for line ports.
(LED On = 50 msec and Off = 350 msec.)
Line port l-14 = Dial 01 - 14 or Press Al - Al4
Line port 15,16 = Dial 15,16 or press Bl, B2
Line port 17-24 = Dial 17 - 24 or press HOLD then press Al - A8,
3. Dial +# for configuration mode.
To change setting, repeat procedure and make different selection.
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