E L A N H O M E S Y S T E M S
© ELAN Home Systems 2009 • All rights reserved. Page 47
D12 INSTALLATION MANUAL
Troubleshooting
General
Symptom Possible Cause Solution
Amplifier Will Not
Power Up
1. Power switch is Off
2. Circuit breaker tripped
1. Turn switch On. Switch is located on the back
of unit.
2. Reset circuit breaker. The D12 draws 12A
of AC current. Ensure that combined
current draw of all devices on circuit does not
exceed the circuit’s capacity.
Audio
Symptom Possible Cause Solution
No Audio on one or more chan-
nels
View "Diagnostics Menu" on
page 17.
1. Loose/bad speaker cable connection
2. Break/short in speaker cable
3. Speaker is defective
4. RCA patch cable defective
5. Source not sending audio
6. Amplifier is overheating due to
inadequate ventilation or prolonged
operation at clipping levels.
Cycle Power.
1. Check cable ends at binding posts and
speaker terminals.
2. Check continuity of each speaker cable using
multimeter. If short or open is indicated, check
wiring for proper connections.
3. Swap with known good speaker.
4. Swap with known good patch cable.
5. Verify source is powered up and playing.
Check any tape monitor settings on A/V
Receiver.
6. (a) Turn the amplifier off and allow the internal
circuits to cool.
(b) Ensure that the amplifier has proper
ventilation. Add cooling fan if necessary.
(c) Lower the volume level controls for that
channel pair.
Very Low or No Sound on
Some or All Channels
1. Volume or gain set low.
2. Audio input cable is bad.
3. AVR is indicated, overheating issue.
1. Verify and correct volume/gain settings.
2. Check source equipment cables for damage
and faulty connections and correct.
3. Verify speaker impedance and correct
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