Toa N-8000 Series User Manual
Page 371
3-67
Chapter 3
INSTALLATION & WIRING
To the tie-line unit of intercom system
or the PBX's analog E&M interfaces
Mini-clamp connector
232D-02S1B-DA5 (DDK)
(supplied with the N-8000MI)
To network
RJ-45 connector
BGM player, etc.
Control output
Control input
Line output *
1
Line input *
1
Amplifier, etc.
*
1
Connect the Line input cables in a way as shown below according to the type
of connected unit's input or output.
N-8000MI
N-8000MI
•
Connecting to a balanced input or output
•
Connecting to an unbalanced input or output
Connected Unit
Connected Unit
Hot (H)
Hot (H)
Cold (C)
Earth (E)
Earth (E)
8P removable
terminal plug
(supplied with
the N-8000MI)
Input volume
controls
N-8000MI
M
E
M
E
Note
You can use only either
of the Audio input/output
CH1 terminals or the PBX
interface CH1 terminal.
Likewise, it is the same for
CH2.
4. Audio input terminal connection
Audio input terminals have no polarity.
(Refer to
, Terminal plug connection.)
[Specification of audio input]
Max. 0 dB*
2
, over 10 kΩ, balanced
Audio input sensitivity for each channel can be
adjusted in the range of 0 to –25 dB*
2
with the
input volume control. Adjust the input sensitivity
depending on the equipment to be connected.
(Default factory setting: 0 dB*
2
)
[Specification of control input]
No-voltage make contact
Short-circuit current: 10 mA
Open-circuit voltage: 12 V
5. Audio output terminal connection
Audio output terminals have no polarity.
(Refer to
, Terminal plug connection.)
[Specification of audio output]
Max. 0 dB*
2
, under 600 , balanced
[Specification of control output]
Relay contact output
Withstand voltage: 24 V DC
Control current:
Max. 0.5 A
6. PBx interface terminal connection
Differs depending on the connections to the
Exchange of the EXES-2000 or EXES-6000 by
a tie-line, or to the PBX exchange via the analog
E&M interface.
(Refer to
for the connection method.)
(Refer to
, Mini-clamp connector connection.)
7. Network connection
Can be connected to a network of 10BASE-
T/100BASE-TX in auto-sensing.
Use a straight through cable of UTP category 5 or
more for this connection.
*
2
0 dB = 1 V