User Manual

11
No Sound and the
Amplier gets too hot
• The amplier temperature protecons trips, re-locate the amplier in a more venlated locaon.
No Sound and
Protecon trip
(LED PROT always on)
• Could be a possible short circuit at the amplier loudspeakers outputs, the speaker’s inputs or in the cabling. Locate
and remove the short circuit.
• The impedance of the loudspeakers connected is too low. Use a speaker with a minimum impedance of 4Ω (8Ω in
the Bridge mode).
• If no load connected the protecon trips the same, a DC voltage has been detected in the amplier’s output circuit
and you have to contact you nearest service assistance center to repair the amplier.
CE CONFORMITY
• Proel products comply with direcve EMC 2014/30/CE, as stated in EN 55103-1 and EN 55103-2 standards and with direcve LVD 2014/35/CE,
as stated in EN 60065 standard.
• Under the EM disturbance, the rao of signal-noise will be changed above 10dB.
PACKAGING, SHIPPING AND COMPLAINT
• This unit package has been submied to ISTA 1A integrity tests. We suggest you control the unit condions immediately aer unpacking it.
• If any damage is found, immediately advise the dealer. Keep all unit packaging parts to allow inspecon.
• Proel is not responsible for any damage that occurs during shipment.
• Products are sold “delivered ex warehouse” and shipment is at charge and risk of the buyer.
• Possible damages to unit should be immediately noed to forwarder. Each complaint for package tampered with should be done within eight
days from product receipt.
WARRANTY AND PRODUCTS RETURN
• Proel products have operang warranty and comply their specicaons, as stated by manufacturer.
• Proel warrants all materials, workmanship and proper operaon of this product for a period of two years from the original date of purchase. If
any defects are found in the materials or workmanship or if the product fails to funcon properly during the applicable warranty period, the owner
should inform about these defects the dealer or the distributor, providing receipt or invoice of date of purchase and defect detailed descripon.
This warranty does not extend to damage resulng from improper installaon, misuse, neglect or abuse. Proel S.p.A. will verify damage on returned
units, and when the unit has been properly used and warranty is sll valid, then the unit will be replaced or repaired. Proel S.p.A. is not responsible
for any "direct damage" or "indirect damage" caused by product defecveness.
INSTALLATION AND DISCLAIMER
• Proel products have been expressly designed for audio applicaon, with signals in audio range (20Hz to 20kHz). Proel has no liability for damages
caused in case of lack of maintenance, modicaons, improper use or improper installaon non-applying safety instrucons.
• These ampliers are adapted in a properly venlated, standard professional 19" rack. These units feature venlaon holes on the front and
back panels. Absolutely do not obstruct the venlaon holes. Blocked venlaon can cause damages and re.
• Do not locate sensive high-gain equipment such as mixer, preampliers, recorders or AD/DA conversion units directly above or below these
ampliers. Because these ampliers have a high power density, it ha a strong magnec eld which can induce hum into unshielded devices that
are located nearby. If an equipment rack is used, we recommend locang the amplier in the boom of the rack and the mixer, preamplier or
other sensive equipment at the top.
• Proel S.p.A. reserves the right to change these specicaons at any me without noce.
• Proel S.p.A. declines any liability for damages to objects or persons caused by lacks of maintenance, improper use, installaon not performed
with safety precauons and at the state of the art.
POWER SUPPLY AND MAINTENANCE
• Clean only with dry cloth.
• Check periodically that the slots for its proper venlaon and heang dissipaon are not obstructed by dust, remove the dust using a dry brush
or a compressed air gun.
• The DPX ampliers of Proel have been designed with CLASS I construcon and must be connected always to a mains socket outlet with a
protecve earth connecon (the third grounding prong).
• Before connecng the product to the mains outlet make certain that the mains line voltage matches that shown on the rear of the product, a
tolerance of up to ±10% is acceptable.
• To disconnect these equipment from the AC Mains, disconnect the power supply cord plug from the AC receptacle.
• THE REPLACEMENT OF FUSES INSIDE THE APPARATUS MUST BE MADE ONLY BY QUALIFIED PERSONNEL.
• CHECK THE CONDITION OF THE PROTECTION FUSE, ACCESSIBLE OUTWARD, ONLY WITH THE APPARATUS SWITCHED OFF AND DISCONNECTED
FROM THE MAINS LINE OUTLET.
• REPLACE THE PROTECTION FUSE ONLY WITH SAME TYPE AS SHOWN ON THE PRODUCT.
• IF AFTER THE SUBSTITUTION, THE FUSE INTERRUPTS AGAIN THE APPARATUS WORKING, DO NOT TRY AGAIN THEN CONTACT THE PROEL
SERVICE CENTRE.