Inovonics Wireless Corporation 3B63MB4 User Manual

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threshold circuitry of the menu microphone.  It should normally be set to NRML.  
Occasionally, the inbound audio volume will decrease when C1060 headsets are used in Talk 
Lock mode.  Set jumper J10 to HIGH, in this case only.   
HIGH – Jumper the left two pins ONLY if a decrease in inbound volume is noticed while 
C1060 headsets are being used in Talk Lock mode. 
NRML – The Normal setting is used for all configurations except those mentioned in “HIGH.”
 
    
 
!
 Important 
After changing any jumper setting(s), be sure to press the RESET SWITCH on 
the base station circuit board to “read” the change into the microprocessor. 
 
Adjustment Controls 
 
MENU MIC SENS 
Controls the volume of the menu sign audio heard in the headset. 
HEADSET ALERT LEVEL 
Controls the volume of the alert tone heard in the headset. 
DAY 
Controls the volume heard at the menu sign with the Day/Night switch in 
the Day position.  
NIGHT 
Controls the volume heard at the menu sign with the Day/Night switch in 
the Night position. 
MON VOLUME 
Master volume control for the following functions heard through the 
optional monitor speaker: 
MON ALERT 
MON IN 
MON PAGE 
MON TALK 
Controls the alert tone level. 
Controls the audio level coming from the menu sign. 
Controls the page audio level coming from the headset/belt pack 
microphone. 
Controls the talk audio level coming from the headset/belt pack 
microphone. 
 
*Note 
If any of the monitor functions are not desired by the customer, turn the appropriate adjustment 
control completely counterclockwise to silence that particular function. 
Indicators 
POWER 
CHANNEL 1–8 
LOOP FAILURE 
DETECTOR POWER 
NRM 
VEHICLE 
TALK 
PAGE 
Lights when power is applied to the base station. 
Lit LED indicates which channel is selected for base station operation. 
(Optional) Flashes if vehicle loop fails.  
(Optional) Lights if optional Loop Detector is functioning.  
(Optional) Flashes slowly if optional noise reduction module is functioning. 
Lights when a vehicle is detected at the menu sign. 
Lights during communication between headset/belt pack and menu sign. 
Lights during paging from headset/belt pack.