View JBL P550c (serv.man3) User Guide / Operation Manual online
for purchasing a JBL Power Series
system. We’ve organized this manual
to make your installation as simple and
trouble-free as possible. Please read it
thoroughly before proceeding. Remember
to keep your sales receipt and this manual in a
safe place so both are available for future reference.
Installation of automotive stereo
components can require extensive
experience with a variety of
mechanical and electrical proce-
dures. Although these instructions
explain how to install Power Series
Component Systems in a general
sense, they do not show the exact
installation methods for your
particular vehicle. If you do not feel
you have the experience, do not
attempt the installation yourself,
but instead ask your authorized JBL
car audio dealer about professional
Playing loud music in an auto-
mobile can hinder your ability to
hear traffic, as well as permanently
damage your hearing. The maxi-
mum volume levels achievable with
JBL speakers, combined with high
power amplification, may exceed
safe levels for extended listening.
We recommend using low volume
levels when driving.
JBL accepts no liability for hearing
loss, bodily injury or property
In some cars, fuel tanks may be
located directly beneath the rear
deck. Before installation, make
sure there is adequate speaker
basket clearance before
considering this location!
The Power Series Component
• 5-1⁄4" or 6-1⁄2" or 165mm woofer
• Grille and mounting adapter(s)
• 1" tweeter with surface/flush
network is designed to work with
the above-listed transducers. Do
not substitute another crossover
network or use other speakers
when connecting the system (see
• Always wear protective eyewear
before you start. Disconnect the
(–) negative lead from your vehi-
ing a speaker, always rest it with
the cone or dome facing up.
Never use force to install any
before drilling any holes or
installing any screws. Remember
behind the surface.
hydraulic brake lines, vacuum
lines and electrical wiring. Use
extreme caution when cutting or
drilling in and around these
unwanted fabric or vinyl, to keep
material from snagging in a drill
bit or saw.
throughout the range of the
window’s travel, and verify that a
mounted speaker will not inter-
fere with the window crank or
power window mechanism.
deck torsion bars, glove box or
other structural elements.
near the speakers and provides
easy access for connections.
woofer with the grille.
adapter ring and secure it to the
vehicle using the sheet-metal
screws provided, then attach the
speaker to the ring with the
tweeter using the I-Mount
at a desired listening
tweeter using the I-Mount
down to adjust
the large hand nut.
washer to lock
the top half and lifting it away from the bottom. Using screws
or a wire tie, mount the crossover using the holes provided.
Observing proper polarity, connect the speakers and amplifier
as shown in Figures 8A and 8B. Replace the cover when you
are finished making the connections and adjustments (see
on the crosssover network
(shown with cover on).
on the P552 woofer. Other woofers
are wired similarly.
tweeter-level adjustment. The tweeter level may be set to 0dB
(flat response), or it may be attenuated by approximately 3dB
to suit the listener’s preference. The factory default position is
0dB; if this is the desired setting, it is not necessary to make
the small plastic jumper from the pins marked “0dB” and place
it across the two pins marked “–3dB” (refer to drawings
The loudspeaker grilles may be cleaned with a damp cloth. Do not use any cleaners or solvents on the grilles or the speaker cones.
Features, specifications and appearance are subject to change without notice.
described in this owner’s manual are in compliance
with technical standards:
Harman International Industries, Incorporated.