G Series Manual.qXp 7/27/98 12:54 PM Page 5
G SERIES LOUDSPEAKERS
TROUBLESHOOTING1. The polarity (+&�) of one speaker
The vast majority of new speakerhas been reversed relative to the
Omalfunctions� end up being traced toother. Double check connections.
connections or switch settings. Check2. Speakers are too far away from
the following tips Ţrst, before request-back and side walls or too far apart.
ing service.Experiment again with the speaker
placement. If you are still experi-
No sound at all or very faint soundencing problems, consult your JBL
from both speakersdealer.
1.Amp/receiver tape monitor button
pushed in while using CD, FM or
GENERAL CARE
phono inputs.The grille is held in place by pins near
2. Wrong speaker switch, OA� or OB�the edges (except G40, which has a
speaker output.
non-removable grille). To remove the
3. Sound source (CD, cassette deck,grille, grasp it by both top and bottom
turntable) not turned on, notedges and pull gently. To replace
activated, not hooked up or notgrille, reposition it carefully and press
selected on amp/receiver front panel.
gently at the corners. Do not push on
the center area of the grille.
No sound from one speaker
1. Balance control turned all the wayThe loudspeaker cabinet may be
left or right.cleaned with a slightly damp cloth. To
2. Speaker wire has becomeremove dust from the grille cloth, use
disconnected.a vacuum with a brush attachment.
Spots may be removed with a
Both speakers play at lowcommercial spot remover. Do not use
volume but shut off as volume is
any cleaners or solvents on the
increased OR sound turns on andspeaker drivers themselves.
off intermittently
A few strands of speaker wire may be
shorting out. Recheck the connections.SERVICE
Should your loudspeaker ever need
Recheck the impedance requirements
of the amp.service, return it to the JBL dealer
from whom it was purchased. If for
Bass is very weak AND/OR soundsome reason this is impractical, call
seems to come from each speaker800-336-4JBL for your nearest
separately, without creating awarranty station. Do not return
stable stereo image between theproducts to the JBL factory without
speakers.prior authorization.
SpeciŢcationsG40G100G200
High Frequency Transducer2" Ţber cone14 mm1"
Low Frequency Transducer5"5"6-1/2"
Crossover Frequency2.2 kHz3 kHz3 kHz
Frequency Response (�6 dB)75 Hz � 20 kHz70 Hz � 20 kHz55 Hz � 20 kHz
Sensitivity (1 Watt/1 Meter)86 dB87 dB88 dB
Nominal Impedance8 Ohms6 Ohms6 Ohms
Power Handling Range10 � 50 Watts10 � 50 Watts10 � 60 Watts
External Dimensions
(H X W X D)11 x 6-1/2 x 7-1/4"12-3/16 x 7-1/8 x 8-3/4"15 x 9-1/4 x 8-13/16"
280 x 165 x 184 mm310 x 181 x 222 mm381 x 235 x 224 mm
Weight (each)7 lbs / 3.2 kg8 lbs / 3.6 kg12.1 lbs / 5.5 kg
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ACEC
