GAI-Tronics ACC2500 Audio Control Center - Manual (Page 41)

37 09/08
Troubleshooting
Troubleshooting the ACC2500 Desk Set
The following is a list of potential problems you may encounter and possible solutions.
Problem Possible Solution
The unit has no LED or
LCD display Ensure that the unit is receiving dc power.
Check for a blown fuse.
The keyboard does not
respond. Ensure that the PTT or monitor input of any audio accessory is not
activated.
No, low, or distorted
transmit audio. Ensure that the microphone sensitivity is properly adjusted for the
microphone in use.
Ensure that the line output level is properly adjusted.
AMI Audio is low or
distorted. Insure that the audio level is properly adjusted for the particular speaker.
Insure that the line-input sensitivity is properly adjusted.
No or low transmit audio Ensure that the leased line being used does not have excessive line losses.
Display shows
“AMI UNRESPONSIVE.” The RS-232 data connection to the AMI has been lost or the AMI is not
communicating. This is normal during the AMI boot cycle.
Display shows
“BACKUP WAITING.” The unit has been configured as a hot standby unit and is not currently
communicating with the AMI. Upon connection to the AMI via primary
ACC2500 failure or cable, the unit will reset and begin normal operation.
Refer to the Diagnostics section of this manual for more information.