Reference Manual
Page 4
Reference Manual
Page 3
DXI8200
8 CHANNEL CLASS-D AMPLIFIER
DXI8200
8 CHANNEL CLASS-D AMPLIFIER
Introduction
Congratulations on your purchase of a DXI8200 audio power amplifier. We would like to
thank you for your confidence in us and our products.
All the components were specially selected. Although the amplifier was designed to allow
straightforward and uninterrupted operation, improper handling or incorrect installation
could damage the power amplifier.
Your amplifier represents the latest technology in power amplifier design. Please read this
manual carefully as it contains information vital to the safe operation of your amplifier.
Unpacking
Check the carton box and its contents immediately to see if there is any sign of damage.
Upon unpacking inspect the amplifier, if you detect any damage inform the forwarding
agentwithout delay and ask for the damage to be documented.
Claims can only be made against the forwarder agent by the consignee.
Be sure to save the carton and all packaging materials for the carrier's inspection.
It's a good idea to save the carton and packing material even if the amplifier has arrived in
good condition. Should you ever need to ship the unit back to service office, or one of its
Service Center. Using only the original factory packaging will be the best way to save the
unit from carrier negligence.
Installation/Mounting
DXI8200 is 2- rack space units that can mount in a standard 19" rack. Four front panel
mounting holes are provided.
Rear mounting ears give additional support especially important in mobile sound systems.
The unit should not to be installed in a location with:
Too high ambient temperature, dust build-up or excessive humidity;
Fog machines output's oriented to the area of the amplifier;
Exhaust air ventilators and similar units near the area of the amplifier;
With permanent vibrations;
With excessive induction or magnetic fields due to tranformers and transmitters;
The Show Always Goes On
DXI8200 is completely protected against every possible error in operation and is designed
to work under every condition. It gives you maximum power with maximum safety and
increases long-term reliability. Anticipating potential problems at the design stage means
your show always goes on!
Front Panel
1. POWER switch and indicator
Turns power to the unit on or off. The indicator lights green when the power is on.
2. PROTECT indicator
When the protection system is active, the indicator lights red. When this is lit, the amplifier or
power supply is auto-matically shut down, and no sound will be output from the speakers.
3. CLIP indicator
This indicator will light red when the output power exceeds 100 W for an 8 load or 200 W for
a 4
load. When this is lit, the limiter will automatically operate.
4. SIGNAL indicator
This indicator will light green when the output level exceeds 2 Vrms. (This will light at 0.5 W or
greater for an 8
load, 1W or greater for a 4
load.)
A~H
5. Attenuator
These are detented knobs that attenuate the input signal of each channel (
) over 41
steps in a range of 0 dB ~-
dB.
NOTE.
To operate these knobs, use a slotted screwdriver with a blade no wider than 5.5 mm.
6. MUTE indicator
This will light red when mute is activated.
7. MUTE switch
This turns muting on/off for each channel. Use a thin rod to turn muting on/off.
8. PARALLEL indicator
This will light orange when the rear panel MODE switch is set to PARALLEL.
9. BRIDGE indicator
This will light orange when the rear panel MODE switch is set to BRIDGE.
PARALLEL
BRIDGE
PROTECT
CLIP
SIGNAL
MUTE
MUTE
PARALLEL
PARALLEL
PARALLEL
BRIDGE
BRIDGE
BRIDGE
PROTECT
PROTECT
PROTECT
CLIP
CLIP
CLIP
SIGNAL
SIGNAL
SIGNAL
MUTE
MUTE
MUTE
MUTE
MUTE
MUTE
POWER
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