Aria-130 Digital Key Telephone System
Issue: 1.2
Installation Manual
62
* Note:
−
MPB should be installed only in the MPB slot of the 1st KSU.
−
The Dipswitch, SW1 should be turned ON before the MPB installation to protect system
data in the case of a power fail.
−
The 8th pole (switch 8) of SW3 should be OFF to protect the variety features by Admin
programming after the system power up and initialization. See Table 3.4.2.
When the system power is on, the default slots will be automatically redefined from the most left slot if the
8th pole of SW 3 is set to ON position. So It is recommended that a board among DTIB12, DTIB24 and
DSIB is installed in the most left slot and a Digital Keyset with display is connected to the first port the
board when the first initialization of the system, since only the FIRST STATION of the system can access
the system database without PC Administration.
Add-on boards: PMU, MODU, LANU, SIU, SMEMU, DMEMU, PLLU
Note 1 – An ACA approved LIU must be installed to the external paging and MOH port
3.4.2.1 PMU Installation
The MPB should be equipped with PMU for system operation. Before installing the MPB, install PMU.
Refer to Fig 3.4.2.
The PMU should be installed on MPB through the dual line connectors, CN1 and CN2 of MPB, so
recommend visual inspection of the connecting state between MPB and PMU after installing it on MPB.
3.4.2.2 SMEMU Installation
SMEMU board has 2 Mbytes SRAM which is used for database of following features:
- PC Attendant
- CTI
- Networking
The SMEMU should be installed on MPB through the dual line connectors, CN6 and CN7 of MPB.
Note: The DIP switch, SW1 on SMEMU should be turned ON position before installation to
protect system database in the case of a power fail.
3.4.2.3 LANU Installation
LANU board has 10/100 Mbps Ethernet interface for LAN connection, and can be sued for following
features :
- Software upgrade via LAN
- Remote diagnostics
- CTI
- PC attendant at LAN network
- Networking
The LANU should be installed on MPB through the dual line connectors, CN9 and CN10 of MPB.