5 R3 from trunk 3a AE3 to stn. 3a AT3 to TLA a
6 T3 from trunk 3b BE3 to stn. 3b BT3 to TLA b
7 R4 from trunk 4a AE4 to stn. 4a AT4 to TLA a
8 T4 from trunk 4b BE4 to stn. 4b BT4 to TLA b
9 TA1 to SLA* a
10 TB1 to SLA* b
11 TA2 to SLA* a
12 TB2 to SLA* b
13 TA3 to SLA* a
14 TB3 to SLA* b
15 TA4 to SLA* a
16 TB4 to SLA* b
* = or to the free analog port
ALUM principle structure
Figure 3-51 ALUM4 principle structure
3.4.2 EXM
Introduction
A connection slot is provided in OfficeCom/OfficePoint for the EXM (external music on hold) music
module.
The possible system settings (code 22 1) include music on/off, ring tone or music on unscreened
transfer. "Music on" must be programmed when you connect this module.
EXM module interfaces
http://cmweb01.mch.pn.siemens.de/e_doku/en/h150/h15/30/sh/2/15_33.htm (2 of 16) [06/04/2000 13:04:11]
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