Chapter 6: Troubleshooting And Maintenance; Troubleshooting - DirectOut Technologies EXBOX.SG User Manual

Issue
Device
doesn't work.
Optical port
does not
work.
No signal at
the output
port.
No signal at
the output
port.
No signal at
the output
port.
MADI signal
at the input is
not stable.
page 42 of 54

CHAPTER 6: Troubleshooting and Maintenance

Troubleshooting

To identify a possible defect with the device please consult the following table.
If the fault cannot be resolved using these instructions, please contact your local
DirectOut representative or visit
Possible reason
Power supply is
broken.
Optic is dirty.
Connections (input /
output) are mixed up.
Signal cable defective.
Connectors of the
signal cable are dirty.
Signal source is
defective
or
bad signal condition
(Jitter > 1 ns) - e.g. due
to exceeded length
or bad screening
attenuation of signal
cable.
CHAPTER 6: Troubleshooting and Maintenance
support.directout.eu.
Solution
Check that the power supply switch is on,
that the device is connected to the power
supply and that the socket is working.
Defective fuses must be exchanged by
qualified service personal only.
Use an air supply to carefully remove any
dust.
Never use objects for cleaning.
Check the connections and change the
cables if necessary.
Check the routing matrix.
Exchange the signal cable.
Use an air supply to carefully remove any
dust.
Never use objects for cleaning.
or
Exchange the signal cable.
Change the source
or
use appropriate cables.
EXBOX.SG Manual - Version 1.0