Bosch LBB 1920 Operations Instructions download pdf (Page 10)

Bosch Security Systems | 2003-09 | 3922 988 99482en

Plena Universal Pre-amplifier | Installation and Operating Manual | en | 10

2.3 Setting emergency, insertion or cascade

The functionality of the insertion/cascade/emergency input is determined with jumper JP301 and the 'Ins/Casc'

switch at the back of the unit.

Input/output used for Jumper JP301 Switch

Insertion OFF INS

Cascade OFF CASC

Emergency ON CASC

Note

If you use the emergency option, the emergency volume can be set with VR301. This volume is not affected

by the master volume.

Internal settings

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Bosch LBB 1920 Operations Instructions Page 10