Bosch DCN Next Generation Installation & User's Instructions page 209

DCN Next Generation | Installation and User Instructions | Interpretation Devices
H
33.4.3 eadphones
You can connect headphones to the headphones sockets
of the interpreter desk. The headphones must have a 3.5
mm plug (refer to figure 33.8) or a 6.3 mm plug (refer to
figure 33.9).
figure 33.8: 3.5 mm headphones plug, connection
figure 33.9: 6.3 mm headphones plug, connection
table 33.5: Headphones plug, connection
Number Signal
1 Left
2 Common
3 Right
Note
You can also connect mono headphones to the
interpreter desk.
table 33.6: Headphones sockets, details
Number of connections:
1x 3.5 mm socket
1x 6.3 mm socket
Location:
Left side
Bosch Security Systems | 2007-02 | 9922 141 70525
2 3 1
2 3 1
33.4.4 External devices
You can use the external devices socket to connect:
• A booth-on-air indicator to the interpreter desk.
• An external intercom system to the intercom LED of
the interpreter desk.
• An external telephone system to the telephone LED
of the interpreter desk.
1
figure 33. 1 0: External devices socket, connection
table 33.7: External devices socket, connection
Pin Function
1 ---
2 Booth-on-air
3 Booth-on-air
4 ---
5 Telephone
6 Telephone
7 Intercom
8 Intercom
table 33.8: External devices socket, details
Number of connections:
1x RJ45 socket
Location:
Bottom side
Contact rating (booth-on-air contact):
24 V/1 A potential free contact
Signal levels:
• no call: < 1 V(DC)
• call: > 3 V(DC), max. 24 V(DC)
en | 209
8
Signal
---
Switch pin 1
Switch pin 2
---
Positive in
Negative in
Positive in
Negative in