Alto APX-1000 Quickstart Guide
APX1000
QUICKSTART GUIDE
ENGLISH
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QUICKSTART GUIDE (ENGLISH)
BOX CONTENTS
APX1000
Power cable
Quickstart Guide
Safety & Warranty Information Booklet
QUICK SETUP
1. Make sure all items listed in the BOX CONTENTS section are included in the box.
2. READ SAFETY & WARRANTY INFORMATION BOOKLET BEFORE USING THE PRODUCT.
3. Study the connection diagram in this guide.
4. Place all devices in an appropriate position for operation.
5. Make sure all devices are turned off and all faders and gain knobs are set to "zero."
6. Connect all sound sources' outputs to amplifier inputs as indicated in the diagram.
7. Connect the amplifier outputs to speakers.
8. Plug all devices into an appropriate power source.
9. Switch everything on in the following order:
• Sound sources (i e. microphones, turntables, CD players, etc.)
• Mixer
• Amplifier
• Speakers
10. When turning powering down, turn everything off in the following order:
• Speakers
• Amplifier
• Mixer
• Sound sources
CONNECTION DIAGRAM
USH
PUSH
Do NOT make any connections
when any device is powered on.
Note
Please see the SPEAKER
CONNECTION section for important
setu
information.
2
REAR PANEL DIAGRAM
PUSH
3
1. COOLING FAN- This fan secures cooling for the amplifier. The airflow is from fro nt to rear. The fan speed is
electronically regulated depending on the temperature of t he power devices. Do not block these fan grills or
mount the amplifier in an enclosed rack, which could cause the amplifier to overheat.
2. LOW PASS FILTER – This switch activates the built-in low cut filter. All audio below 30 Hz will be removed
from the output signal.
3. BALANCED COMBO INPUTS – Connect your mixer to the balanced
XLR or balanced 1/4" input for that channel.
4. OUTPUT MODE SWITCH – The APX 1000 presents three oper ating
modes:
Stereo Mode
In this mode, CH 1 and CH 2 operate independently (as a normal
stereo amplifier) The CH 1 input signal will be output from the CH 1 output connector, and CH 2 input
signal will be output from the CH 2 output
connector.
Parallel Mono Mode
In this mode, CH 1 input signal will be output from
the output connectors of both
channels.
Bridged Mode
In this mode, CH 1 input signal will be output from
5. CHANNEL OUTPUTS – Connect your speakers' input
6. POWER IN – Connect the cable to a standard wall outlet. Be sure the supplied voltage matches the required
the bridge-mono output connector.
jacks to these outputs.
• For the binding posts, red is the positive signal
and black is the negative signal. Please make
sure to respect the speaker polarity when using bindi ng post. Turn off the unit before connec ting an
audio signal to the binding post to avoid any electric shock!
• The SPEAKON outputs are specifically designed to c onnect to high po wer speakers. The correct polari ty
is secured automatically. They prevent shock hazard and they lock-in securely. Please see the
SPEAKER CONNECTION section to properly and safely connect your speakers.
voltage of the amplifier. Do not connect the amplifier to an outlet that does not match the required voltage;
doing so could damage the amplifier.
PUSH
3
4
2
1
5
5
5
5
6
How do I know if my 1/4" cables
are balanced?
WARNING Do not adjust the
STEREO/MONO BR DGE SWITCH when the
amplifier is on.
WARNING Do not allow any wires of
adjacent terminals to come in contact with
each other. Also, do not
positive (red) output to chassis ground.
3
BALANCED
UNBALANCED
connect either
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