Prs-4Dex4 Digital Audio Expander; Introduction; Controls, Connectors And Indicators - Bosch DCN Next Generation Installation & User's Instructions

DCN Next Generation | Installation and User Instructions | Central Devices
12 PRS-4DEX4 Digital Audio
Expander
Note
The firmware version of the digital audio
expander must be the same as the firmware
version of the central control unit. You can send
firmware to the digital audio expander and to the
central control unit with the:
• Download and License Tool
• PC Control Software
Network
1 2
48V 48V
6
figure 12. 1 : Front and rear views
Bosch Security Systems | 2007-02 | 9922 141 70525
1
4
Caution
Risk of electric shock.
Do not open.
Avis
Risk of electric shock.
Do not open.
Control In
1 2 3 4 5 6 7 8
AES/EBU-SPDIF
In 1
Control Out
C NC NO C NC NO C NC NO C NC NO C NC NO
1 2 3 4 5
7
12. 1

Introduction

Use the PRS-4DEX4 Digital Audio Expander if the
system needs digital audio inputs or outputs. Typically,
the digital audio expander is used to:
• Connect external recording devices to the system
• Send audio signals to external devices
• Connect systems
12.2 Controls, connectors and
indicators
12.2.1 Front view
The front of the digital audio expander (refer to figure
12.1) contains:
1 Display - Shows the configuration menu (refer to
section 12.5).
2 Knob - Operates the configuration menu (refer to
section 12.5).
3 Headphones socket - Connects headphones to
the digital audio expander (refer to section 12.4.2).
2
AES/EBU-SPDIF
In 2
Out 1 Out 2
8 9 8
en | 109
3
5
9