Troubleshooting - AKG DMS 700 User Manual

11. Troubleshooting

Problem
No sound
Distortion
Momentary loss of sound
("dropouts") at some points
within performance area.
Status / Error / Warning
RF LOW
AF CLIP
ANT ERROR
LOW BATT
SYSTEM ERROR
RF ERROR / PLL ERROR
UPDATE FIRMWARE
INTERFERE ERROR
ENCRYPTION!
SYNC Information
WRONG DEVICE
ERROR DEVICE
TIMEOUT
DMS 700 V1.00
• Interference from other wireless systems, TV, radio, CB radios, defective electrical appliances
or wiring.
• Transmitter is tuned to different frequency than receiver.
• Transmitter is "OFF" or transmitter MUTE switch set to "MUTE".
• Power cord is not connected to receiver and/or the power outlet.
• Receiver is OFF.
• Receiver is not connected to the sound system.
• Microphone or instrument is not connected to bodypack transmitter
• Transmitter batteries are not inserted properly.
• Transmitter batteries/battery pack dead.
• Transmitter is too far away from receiver
• Obstructions between transmitter and receiver are blocking the signal.
• Receiver is invisible from transmitter location.
• Receiver too close to metal objects.
• Software of the transmitter and receiver do not match.
• Gain Setting are not set properly.
• DSP settings are not set properly.
• Relocate receiver or re-orient the antennas. If dead spots persist, mark and avoid them.
• Transmitter is too far away from receiver.
• The field strength of the received RF signal is so low that the receiver audio output is muted to
prevent unwanted noise. Re-locate receiver or use remote antennas
• Audio overload of transmitter A/D converter. Reduce the audio input level.
• The same antenna has been active for at least one minute. Check if antenna cable(s) are
broken or incorrectly-connected.
• Transmitter battery capacity is low.
• Internal software error: Switch power to receiver OFF and back ON after about 10 seconds. If
the problem persists, contact your AKG Service Center.
• Receiver cannot lock on to the selected frequency. Confirm error (short push of SETUP-wheel)
and select a different frequency. If problem persists, contact your AKG Service Center.
• System is ready for software update. Switch power to receiver OFF and back ON after about
10 seconds. If problem persists, contact your AKG Service Center.
• Transmission is being interfered from other wireless systems, TV, radio, CB radios, or
defective electrical appliances or installations. Change frequency or switch off interfering
device.
• Encryption is not set properly. Synchronize transmitter.
• Interference from other DMS 700 transmitter.
• Transmitter frequency band does not match the receiver's frequency band.
• Error in transmitter ID data. If the problem occurs frequently, contact your AKG Service Center
• No infrared data detected.
Possible Cause / Remedy
Problem / Remedy
Problem / Remedy
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