JBL FM52 Setup Manual Download Page 10

If there is no sound from
either of the speakers, check
the following:

• Receiver/amplifier is on and a
source is playing.
• Check all wires and connec-
tions between receiver/amplifier,
in-wall room volume control and
speakers. Make sure all wires are
connected. Make sure none of
the speaker wires are frayed, cut,
or punctured.
• Review proper operation of
your receiver/amplifier.

If there is no sound coming
from one speaker, check the
following:

• Check the “Balance” control on
your receiver/amplifier.
• Check all wires and connec-
tions between receiver/amplifier,
and speakers. Make sure all wires
are connected. Make sure none
of the speaker wires are frayed,
cut, or punctured.

If there is low bass output, 
check the following:

• Make sure the connections to
the left and right “Speaker
Inputs” have the correct polarity
(+ and –).

If the system plays at low vol-
umes but shuts off as volume is
increased, check the following:

• Check all wires and connec-
tions between receiver/amplifier
and speakers. Make sure all wires
are connected. Make sure none 
of the speaker wires are frayed,
cut, or punctured.
• If more than one pair of main
speakers is being used, check the
minimum impedance require-
ments of your receiver/amplifier.

Troubleshooting

FM Series Owner’s Manual  7/22/98 9:27 AM  Page 10

Summary of Contents for FM52

Page 1: ...ave chosen will provide every note of enjoyment that you expected and that when you think about purchasing additional audio equip ment for your home car or office you will once again choose JBL Please...

Page 2: ...one Speaker Placement FM52 FM62 FM82 as front speakers FM52 FM62 FM82 as rear speakers FM65C in ceiling FM8SUB subwoofer in wall 5 6 ft...

Page 3: ...o 30 ft 12 gauge Greater than 30 ft 10 gauge Front or Rear Speaker Outputs LEFT RIGHT LEFT RIGHT Front Speaker Outputs LEFT RIGHT Connection 1 Connection 2 Right Satellite Left Satellite Subwoofer The...

Page 4: ...Installation Kit Template Speaker frame Thread forming screws Retainer clips Mounting brackets Tools Needed The FM Series flush mount speakers were designed to be easily installed However if you are...

Page 5: ...l Step Five Place the mounting bracket on the speaker frame using the mounting guides marked 3 8 1 2 5 8 and 3 4 corre sponding to the thickness of the dry wall Kerf Line Step Six Place the frame asse...

Page 6: ...ine the correct speaker location 1 1 2 1 1 2 1 1 2 Step Four Nail or screw the speaker frame assembly to the wall studs and route the wires through the frame opening Step Five Cut the drywall Step Six...

Page 7: ...our Loosen the eight phillips head screws until the locking tabs turn inward Step Five Connect the speaker wires to the baffle assembly Step Six Place the subwoofer in the wall Step Seven Screw down e...

Page 8: ...ng tabs turn inward Step Eight Connect the speaker wires to the speaker Step Six Place the frame assembly in the wall Step Seven Screw down each of the three phillips head screws The tabs will swivel...

Page 9: ...in the assembly kit securely into the recess in the baffle This will protect the speaker components and baffle from paint residue Use a high quality spray paint and apply a thin coat of color Be cert...

Page 10: ...s and connec tions between receiver amplifier and speakers Make sure all wires are connected Make sure none of the speaker wires are frayed cut or punctured If there is low bass output check the follo...

Page 11: ...TEM FM82 FM8SUB Frequency Response 6dB 35Hz 20kHz 32Hz 300Hz Recommended Maximum Amplifier Power 60 watts 120 watts Sensitivity 88dB 88dB Impedance 8 ohms 8 ohms Crossover Frequency 5kHz 300Hz Woofer...

Page 12: ...this owner s manual are in compliance with technical standards EN 50 081 1 1992 EN 50 082 1 3 1995 Steen Michaelsen JBL Europe A S Birker d DENMARK 7 96 JBL Incorporated 8500 Balboa Boulevard Northrid...

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