Installation Instruction VARIODYN
®
D1 System
60
FB 798663.GB0 / 05.19
7.2.1 DIP-Switch 2XD-Series
The housing of the amplifier must be opened to configure the DIP switch. Disconnect the system beforehand!
1
2
3
ON
SW1
4
1
2
3
ON
SW1
4
Fig. 52: Position of the DIP-Switch SW1
Danger – Electric shock!
Assembly and installation work may only be performed when the system is de-energised (voltage free).
ESD / EMC preventive measures
Before handling electronic modules, always take suitable precautions to prevent static electricity.
Set required DIP switch SW1 position as given in the table below:
SW1 = OFF (factory setting)
SW1 = ON
OFF
1
LED of channel 1 and 2 lit to indicate an
audio signal that exceeds -20 dB
ON
1
LED of channel 1 and 2 lit to indicate an
audio signal that exceeds -6 dB
OFF
2
Automatic reset of a system fault after
2 minutes
ON
2
NO automatic reset of a system fault
OFF
3
Monitored 24 V DC Backup supply voltage
ON
3
NO monitoring of the 24 V DC Backup
supply voltage
OFF
4
Not used
ON
4
Not used