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Service at a PJB Service Center
Your amplifier has very sophisticated circuitry, which should only be serviced by a fully
trained technician. This is one reason each unit has the printed warning label on the back.
PJB customers may obtain service from an authorized PJB Sales & Service Center. It is
important that you have your copy of sale as your proof of purchase. Simply present you
bill of sale along with the defective unit to an authorized PJB Service Center to obtain
service. They will handle the necessary paperwork and repair. Remember to transport
your amplifier in the original PJB packaging.
Should the M-500 ever need to be serviced, service technicians will appreciate its
modular construction using multi-pin plugs and Integrated Circuit sockets. So any repairs
can be done quickly with ease and speed keeping repair labor costs low.
PJB is dedicated to ongoing research on bass amplification. As a result specifications are
likely to change without notice owing to our relentless pursuit of perfection.
All PJB owners manuals can be downloaded form our website in PDF files.
Warranty information
The M-500 has a warranty period of 2 years, starting from the date of purchase. The
buyer must complete and return the enclosed warranty card within 14 days of purchase.
This warranty covers defect in materials or workmanship that occurs in normal use.
Within warranty period PJB will repair or replace the defect unit free of labor and parts
charge. It is the buyer’s responsibility to use the amplifier strictly according to
instructions written in this manual.
This warranty is not transferable; it is provided to original owner only.
Damage/defects caused by the following conditions are not covered by this warranty:
z
Improper handling, neglect or failure to operate the unit in compliance with the
instructions given in user manual;
z
Connection or operation of the amplifier in any way that does not comply with the
technical or safely regulations applicable in the country where the product is used;
z
Repairs or modifications by anyone other than authorized PJB service agent;
z
Damages/defects caused by force majeure or any other condition that is beyond the
control of PJB.
z
If the unit’s serial number is defaced or removed.
Should you need any warranty service on the M-500, please bring it back to the dealer
from whom you purchased the amplifier, along with your sales receipt. Depending on the