A U T O M O T I V E L O U D S P E A K E R S
Grand Touring® Series
GTO320, GTO420, GTO6420, GTO520, GTO620, GTO630, GTO7520, GTO920, GTO930
Ow n e r ’s Ma n u a l
Typical installation of the GTO320, GTO520, GTO7520,
GTO920 and GTO930 speakers w ith grilles as shown in
Figure 1.
Installation of the GTO420 speaker as shown in Figures 2a
and 2b.
Figure 1.
Figure 2a.
Rem ovable Mounting Ears on GTO420.
Trim Ring
Car Door
Bend up and down repeatedly to break off
or use tin snips.
Grille
Screen
Note:The GTO320 and GTO7520 are designed for direct
replacem ent of factory speakers behind original factory
grilles; therefore, they do not contain the grilles and trim
ring shown in Figure 1.
Note: Som e installations m ay require som e or all of the
m ounting ears to be rem oved from the GTO420. Rem ove
your original speakers first to determ ine whether any
m ounting ears m ust be rem oved.
0 3
Installation of the GTO6420 speaker as shown in Figure 3.
Figure 2b.
Figure 3.
Mounting Ears Rem oved
Mounting the GTO420.
Note: To install the GTO6420 in European cars with
elliptical openings, detach the speaker from the m etal
adapter.
0 4
Installation of the GTO620 and GTO630 as shown in Figures 4a, 4b,
4c and 4d. The GTO620 and GTO630 use J BL’s patented Interm ount II™
m ounting system . Interm ount II provides for easy installation of these
speakers in m any standard and nonstandard locations
that will accom m odate a 6-1/2" speaker.
Figure 4a.
Figure 4b.
Rotate to Lock
Foam Gasket
Front View
Slots for
Mounting
Hooks
Mounting
Ring
Mounting Ring
Mounting
Hooks
Rotate to Lock
Mounting Hooks
Rear View
Foam Gasket
Mounting Slots
Using Interm ount II™ in Am erican and Japanese
cars with openings for 6-1/2" speakers as shown
in Figures 4a and 4b.
Im portant: When using the steel m ounting rings, you
m ust use the sheet m etal screws with undersized heads
that are included in the hardware pack and m ake sure
that the ring is m ounted to a com pletely flat surface.
0 5
™
Using Interm ount II in European and Am erican 165m m
openings or custom -m ounting the speaker as shown in
Figures 4c and 4d.
Figure 4c.
Figure 4d.
Hole Cutout
Clips
Hole
Cutout
Match Notch on
Speaker with Notch
on Trim Ring
Grille Screen
Mounting Surface
Grille
Trim Ring
Note: If you are m ounting the speakers behind the
factory door panel or grille, om it the grille and trim
ring. Place the U-shaped clips over the speaker’s
outside flange, align the hole in the clip with the notch
in the speaker’s basket and insert the screw through
the hole in the clip.
0 6
Specifications
Multielem ent Loudspeakers
GTO320
GTO420
4" 2-Way
Loudspeaker
GTO6420
4" x 6" 2-Way
Loudspeaker
GTO520
GTO620
GTO630
3-1/2" 2-Way
Loudspeaker
5-1/4" 2-Way
Loudspeaker
6-1/2" 2-Way
Loudspeaker
6-1/2" 3-Way
Loudspeaker
Woofer-Cone Material
Rigitex™
Rigitex™
Rigitex™
Rigitex™
Rigitex™
Rigitex™
Tweeter-Diaphragm Material
Titanium Composite
Titanium Composite
Titanium Composite
Titanium Composite
Titanium Composite
Titanium Composite
Recom m ended Am plifier
Power Range
5W – 60W RMS
100Hz – 21kHz
90dB
5W – 75W RMS
85Hz – 21kHz
90dB
5W – 60W RMS
75Hz – 21kHz
92dB
5W – 90W RMS
65Hz – 21kHz
90dB
5W – 125W RMS
55Hz – 21kHz
91dB
5W – 125W RMS
55Hz – 21kHz
91dB
Frequency Response
Sensitivity
Mounting Depth
1-7/16" (37m m )
1-15/16" (50m m )
1-3/4" (45m m )
2-3/16" (56m m )
1-15/16" (50m m ))
1-15/16" (50m m )
GTO7520
5" x 7" 2-Way
Loudspeaker
GTO920
GTO930
6" x 9" 2-Way
Loudspeaker
6" x 9" 3-Way
Loudspeaker
Woofer-Cone Material
Rigitex™
Rigitex™
Rigitex™
Tweeter-Diaphragm Material
Titanium Composite
Titanium Composite
Titanium Composite
Recom m ended Am plifier
Power Range
5W – 150W RMS
50Hz – 21kHz
91dB
5W – 175W RMS
45Hz – 21kHz
91dB
5W – 175W RMS
45Hz – 21kHz
92dB
Frequency Response
Sensitivity
0 7
Mounting Depth
2-3/8" (61m m )
2-15/16" (75m m )
2-15/16" (75m m )
Declaration of Conformity
We, JBL Europe A/S
Kongevejen 194B
DK-3460 Birkerød
DENMARK
declare in own responsibility, that the products described
in this owner’s manual are in compliance with technical
standards:
EN 50081-1:1992
EN 50082-1:1992
Steen Michaelsen
JBL Europe A/S
Birkerød. DENMARK. 2/99
JBL Consumer Products, 250 Crossways Park Drive, Woodbury, NY 11797
800-336-4JBL (4525) www.jbl.com Part No. GTOMEOM Made in China
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