Troubleshooting; Troubleshooting Index - Alesis adat AI4 Reference Manual

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Troubleshooting

Troubleshooting Index

Troubleshooting Index
If you are experiencing problems while using the AI4, please use the If you are experiencing problems while using the AI4, please use the
following table to locate possible causes and solutions before contacting following table to locate possible causes and solutions before contacting
Alesis customer support for assistance Alesis customer support for assistance
Symptom
Display does not light when power
button is pressed
No Signal going to the ADAT
Optical Output
No Signal at the AES/EBU
Outputs
No signal at any outputs when
source is set to word clock
Pre-recorded audio plays at the
wrong speed
Pops, clicks, and signal drifting out
of sync
Unit does not respond to front
panel controls
Cause
No Power
No clock coming into the selected
AES/EBU input
No clock coming into the ADAT
Optical input
Word clock generator not
transmitting signal
Incorrect sample rate settings
Two running on their internal
clocks
Unknown software conflict,
Chubacabra, or static electricity
Solution
Check that power cable is plugged
in properly
Change the AES/EBU Clock
source select; check the clock
settings on AES/EBU source
device
Make sure the AI4's optical clock
source is set correctly; check the
clock settings on the source
Optical device
Check that the word clock
generator is powered on and
configured correctly
Check that the word clock
generator is powered on and
configured correctly
Designate one device as the clock
master and all other device(s) as
clock slaves
Unplug the AI4 to hard power
down and power up
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