Tyco Electronics P5300 用户手册

38 

The P5300 radio also provides audible Alert Tones or “beeps” to indicate the various operating conditions 
(see Table 8-3). 

Call Queued 

one low tone/two high tones 

Call queued for processing 

Call Denied 

three short  

Radio is out of coverage area or requested talk group is active.

Grant (or Go-Ahead) 

single short beep 

Sounded when resources become available for a call request 
placed in the queue (if enabled) upon channel access.  

If the radio roams to another site while transmitting, then it 
will auto rekey and begin transmitting on that tower. It gives a 
second grant tone to let the user know they have roamed. 

Call Removed 

single long low-pitched tone 

Notifies the user access to the channel has been lost (out of 
coverage area or pre-empted by higher-priority call) 

Low Battery 

one low-pitched/one short mid-
pitched 

Low battery 

Selective Alert 
Received 

four short tones  

Only played once to indicate a selective alert has been receive 

Emergency Alert Tone  

three (3) short beeps  

Sounds when an emergency alert is declared  

Emergency Cleared 
Tone 

one long low-pitched tone 

Sounds when an emergency is cleared 

Selective Call Ring 
Tone 

a ringing tone similar to a 
telephone 

Ringing is repeated every four (4) seconds until the call is 
accepted or rejected by the radio being called or until the 
network drops the call if unanswered after one (1) minute 

Roam Tone 

Two short tones, one high-
pitched and one low-pitched 

Sounds when the radio transitions from one radio base station 
site to another.