Troubleshooting - Bose PackLite A1 Owner's Manual

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Troubleshooting

Problem What to do
Power LED is not • Be sure power switch is ON.
lit; the amplifier
• Make sure the power cord is fully inserted into the unit and
does not seem to
operate.
• Be sure the AC outlet is live. Try operating a lamp or other
Power LED is • Amplifier is in the Protect mode:
RED, not BLUE.
• The red light should no longer illuminate when a fault condi-
Signal LED is • The input signal is near limit. Lower the input level so the red
flashing RED.
No audio, signal • Speaker not connected properly. Check that output connec-
LED is GREEN.
No audio, signal • Power not connected. Check the power LED. It will shine
LED not lit.
• No signal going into the amplifier. Check input connections
• Replace input cable.
A hum or buzz can • If you are using a
be heard from the
loudspeaker.
• Plug the power cord of the PS1 or source device into the
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an AC outlet.
equipment from the same AC outlet or test the outlet using
an AC outlet tester.
– Thermal overload: Lower the level of the input signal. Be
sure the amplifier is on a hard, flat surface to aid in heat
dissipation.
– Output is short-circuited: Check output connections/wires.
– Driving too many speakers in parallel: Make sure you
connected no more than two B1 bass modules to one A1
amplifier.
– Impedance is too low: Make sure you connected only one
4-ohm or up to two 8-ohm speakers of other brands.
– Input level is too high: Lower the level of the input signal.
tion is removed. In the case of thermal overload, the ampli-
fier may have to cool for a few minutes.
light flashes only occasionally, at peak volumes.
tions are correct and connectors are fully seated.
BLUE when power is connected and the unit is turned on.
and input level.
¼"
TS (unbalanced) cable, use a
cable (supplied with the A1 amplifier) between the source
device and the A1 amplifier.
same AC (mains) power circuit as the A1.
Italiano Nederlands
P L TM P A
ACK ITE OWER MPLIFIER
Svenska
M A1
ODEL
¼" TRS
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