CBUQBR
User Manual
1.4 Switches and Jumpers
All switches and jumpers must only be changed by a competent
engineer.
1.4.1 8 Way DIL Switch S2 - poles 1-4
Pole 1
Pole 2
Pole 3
Pole 4
Poles 5-8
1–4
OFF (F)
Reserved
OFF (F)
'S' bus power detection enabled
ON
'S' bus power detection disabled
OFF (F)
Normal Operation
ON
Factory Default.
(It must subsequently be turned OFF
again after powering up to perform a
factory default, to return the CBUQBR
back to normal operation)
OFF
System Slave Function
ON (F)
System Master Function.
This enables the call control and routing
functions, resident on the CBUQBR.
Variant selection, see section 1.4.2.
80-14004000-01