2(11)
Datum -
Date
Rev
Nr -
No.
Uppgjord
(även faktaansvarig om annan)
-
Prepared
(also subject responsible if other)
Dokansv/Godkänd -
Doc respons/Approved
Kontr -
Checked
File
1997-11-19
A
1531-DBC 214 01 Uen
INSTALLATION INSTRUCTIONS
1
General
1.1
Scope
The digital operator’s instrument (OPI) and peripherals described in these installation
instructions are to be used together with the Ericsson exchanges ASB 150 02 or equivalent.
The OPI is connected to a digital extension board, ELU-D_ or equivalent.
1.2
Environmental requirements
The products covered in these installation instructions comply with the prerequisites stipulated
for placing in office and exchange room environments.
2
Aids
Wall mounting requires additional screws.
Wall mounting with option unit requires additional washers (spacers).
3
Preparations
Verify that it is possible to connect an extension line.
Check that a line cord is available.
4
Power equipment
The OPI and its peripherals are powered from the extension line.
If using DBY 409 02 the first (closest to the OPI) shall be supplied from the mains using a
power supply unit RES 141 305/2 or equal.
5
Earthing
The OPI and its peripherals need no special earthing.