DHS Systems TM 95263 00, Operation And Maintenance Manual

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DHS Systems, LLC TM 95236-00 0011
0011-2
No rights are conveyed except as indicated in the legend on the cover of this document.
Table 11-1 Operator Troubleshooting – Audio
ITEM CONDITION/INDICATION POSSIBLE MALFUNCTION CORRECTIVE ACTION
1 No Audio Output
Audio Output Volume too
Low or Muted
Access Control Panel.
Check Main Audio Output ‘Mute Audio'
button on right side on control panel. If
shadowed, the button has been activated.
Press to release and test system.
Check Main Audio Output volume level.
Check indication bar on right of
mute/volume adjust buttons. If below 70%
raise to 70% and test.
Access the Audio Window on the Control
Panel by pressing the 'Audio' Button
Check the 'Mute' button on the OUTPUT
on the bottom right of the panel. If set,
press to release and test system
Check OUTPUT volume levels. Check
indication bar on right of mute/volume
adjust buttons. If below 70% raise to 70%
and test.
Audio Input Volume too Low
or muted Access Audio Window on Control Panel by
pressing the 'Audio' button.
Check the corresponding Input 'Mute'
button is not activated. If activated, reset
to on and test system
Check corresponding Input volume level.
Check indication bar next to mute/volume
adjust buttons. If below 70% raise to 70%
and test system
If phantom voltage is required for
microphone to operate ensure 'P-PWR'
button is pressed on corresponding
Microphone Input. If not set, activate and
test system
Cables misconnected
Check microphone/line feed connection.
Inspect cables and connectors for
damage, if damaged replace cables
Check Speaker/ line output connected
properly. Inspect cables and connectors
for damage, if damaged replace cables.
Speaker inoperable Ensure power to speaker
Check speaker turned on, switch on if
necessary
Check wires properly attached to speaker
IAW WP 0005 instruction
Check speaker volume properly set, adjust
if necessary