User Manual PS 260 / Issue 1 © 1994 ASL Intercom, Utrecht, Holland.
5
5.0
REAR PANEL CONTROLS
At the rear panel you will find the connectors for intercon-
necting the PS 260 with the ASL intercom system(s) and
the connectors for connecting 4-wire systems or audio
equipment.
8
AUDIO INPUT connector
10 INTERCOM IN connector
This XLR-3 connector is for placing an audio signal on
This XLR-3 connector is for connecting the intercom
the intercomline. It is electronically balanced in the
line.
standard version.
Pin assignments :
An extra balancing transformer is optional (PS 260/T).
1. 0V / ground shield
Pin assignments :
2. +30V power wire
1. 0V / ground shield
3. audio wire
2.
3. signal -
9
AUDIO OUTPUT connector
This XLR-3 connector is for monitoring the intercom
connector and has the same pin assignments.
line.
It is transformer balanced and capable of driving a 600
ohms load.
Pin assignments :
1. 0V / ground shield
2.
3. signal -
11 INTERCOM LINK connector
This output is for extending the intercom line to other
user stations. It is linked to the intercom line input
6.0
SUM OUTPUT(S)
The PS 260 offers you the possibility of monitoring both
intercomlines with one interface.
function
:
Output of interface 1,
When one interface monitors two intercom lines, both
action
:
Connect the left tag of interface 1 with the
audio signals of the intercomlines will appear on the audio
right tag of interface 2.
output connector
Changing procedure :
function
:
Output of interface 2,
a. Unscrew the upper cover plate and slide it backwards.
action
:
connect the left tag of interface 2 with the
b. Place the unit in front of you, facing the front panel.
c. Depending on which kind of monitoring you need, the
function
:
Outputs of interface 1 and 2 monitor
following procedures should be followed (next column)
intercom lines 1 + 2
d. Screw the cover plate back in place.
Connection A
monitors intercom lines 1 + 2
Connection B
monitors intercom lines 1 + 2.
right tag of interface 1.
Connection A + B
action
:
cross connect the tags.
Содержание PS 260
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