Proel HPD2004 - Manuale (Pagina 11)

11
No Sound and the
Amplifi er gets too hot • The amplifi er temperature protec ons trips, re-locate the amplifi er in a more ven lated loca on.
No Sound and
Protec on trip
(LED PROTECT always
on) • Could be a possible short circuit at the amplifi 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 amplifi er’s output circuit
and you have to contact you nearest service assistance center to repair the amplifi er.
CE CONFORMITY
• Proel products comply with direc ve 2004/108/EC (EMC), as stated in EN 55103-1 and EN 55103-2 standards and with direc ve 2006/95/CE
(LVD), 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 fi 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 specifi 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, modifi ca ons, improper use or improper installa on non-applying safety instruc ons.
• These amplifi 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 fi re.
• Do not locate sensi ve high-gain equipment such as mixer, preamplifi ers, recorders or AD/DA conversion units directly above or below these
amplifi ers. Because these amplifi ers have a high power density, it ha a strong magne c fi eld which can induce hum into unshielded devices that
are located nearby. If an equipment rack is used, we recommend loca ng the amplifi er in the bo om of the rack and the mixer, preamplifi er or
other sensi ve equipment at the top.
• Proel S.p.A. reserves the right to change these specifi 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 HPD2004 e HPD4004 amplifi 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.