Read JBL ESC 333 Sub User Guide / Operation Manual online
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If there is no sound from any
of the speakers:
of the speakers:
• Make sure the subwoofer is
plugged into an active AC
wall outlet.
wall outlet.
• Make sure the Master Power
Switch, located on the rear of
the subwoofer, is in the
On/Standby position.
the subwoofer, is in the
On/Standby position.
• Make sure there is a source –
for example, a DVD Player, CD
Player, VCR or television –
hooked up to one of the four
input jacks.
Player, VCR or television –
hooked up to one of the four
input jacks.
• Make sure that the program
material is playing.
• Recheck the hookup
connections, referring to the
Speaker Connections section.
Speaker Connections section.
If there is no sound from the
surround speakers or
sound is very low:
surround speakers or
sound is very low:
• Check all connections
between processor/amplifier
and each of the speakers.
and each of the speakers.
• Raise the surround volume
from the remote control (see
Operation section).
Operation section).
• Make sure the TV show or
movie you are watching is
recorded in Dolby Digital or
Pro Logic Surround. If it is
not, try the Phantom or
Simulated Surround mode.
recorded in Dolby Digital or
Pro Logic Surround. If it is
not, try the Phantom or
Simulated Surround mode.
• Increase the surround-
speakers’ level, using the
level-adjustment instructions
found earlier in this manual.
level-adjustment instructions
found earlier in this manual.
If there is no sound from the
center speaker:
center speaker:
• Make sure that the processor
is in the Surround or
3-Stereo mode. If it is in
Phantom or Stereo mode, the
center speaker will not play.
3-Stereo mode. If it is in
Phantom or Stereo mode, the
center speaker will not play.
• Increase the level of the
center channel, using the
level-adjustment instructions
earlier in this manual.
level-adjustment instructions
earlier in this manual.
• Check the connections
between the subwoofer and
the center speaker.
the center speaker.
If you have low bass output:
• Experiment with placement
of the subwoofer. Remember,
place the subwoofer in a
corner to get maximum bass
output from the system.
place the subwoofer in a
corner to get maximum bass
output from the system.
• Increase the subwoofer level,
using the level-adjustment
instructions found earlier in
this manual.
instructions found earlier in
this manual.
• Increase the level of bass,
using the remote control.
Troubleshooting
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