Instruction Manual

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No power when the • poor or no power plug connection insert the power plug firmly into the AC
power button is set at power point
to ON blown fuse at mains plug change mains plug fuse
No sound incorrect audio cable connections • ensure the DP-777 is correctly connected
incorrect operation of Amplifier • ensure input selector on the amplifier is set to
DP-777
Remote control batteries in remote control handset replace batteries
does not work have expired
• object obscuring remote sensor • remove any objects directly in front of the
on the DP-777, no “line of sight” DP-777
Interference from fluorescent lights turn off fluorescent lights or redirect the
light away from the DP-777
A “humming” sound • loose cable connections • re-attach the loose cables correctly
can be heard
Other problems go to the Contents section and re-trace
the procedure or contact your nearest AMR
distributor/dealer
Appendix A - Troubleshooting
Symptom Possible cause Solution
Abbingdon Music Research is a subsidiary of the Abbingdon Global Group
22 Notting Hill Gate; London; W11 3JE; United Kingdom;
Tel: +44 (0) 870 420 5505; Fax: +44 (0) 700 596 1065
www.amr-audio.co.uk