Telex audiocom bp-2002 用户手册

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页码 18
Operation     5
CHAPTER 2
Operation
System Power
The BP-1002/2002 beltpack receives power externally in one of two ways:
The intercom channel
The local power (pin 2) of the intercom channel connector (BP-2002 
only)
Both the BP-1002 and BP-2002 will pass system power through to subsequent 
beltpacks that are “daisy chained” together.
Initial BP-1002/2002 Setup
The channel termination is initially set for balanced operation, which is compatible 
with other Audiocom
®
 equipment. If the unit is going to be connected to Clear-Com 
equipment, one switch must be changed as described in the section on Clear-Com 
setup in this manual.
The headset microphone type is auto-sensing, which means it automatically 
determines if an Electret or Dynamic headset is attached to the unit.
Operating Modes
The microprocessor within the BP-1002/2002 controls four (4) modes of operation 
that affect the Microphone Kill and Audible Call Alert features. These modes can be 
seen in Table 1 on page 6.