INSTALLATION AND SETUP
SETTING THESETTING INPUTREMOTE LEVEL CONTROLINSTALLING NEON TUBES
CROSSOVER(S)SENSITIVITYThe GTO755.6 and all three GTO subwoofer(OPTIONAL)
Determine your system plans and set the1. Initially turn the INPUT LEVEL control(s)amplifiers have inputs for an optional1.Using a Phillips screwdriver, remove all
crossover mode switch accordingly. If youto minimum (counter clockwise).remote level control (RLC). This will allowscrews on the amplifierOs output/power
plan to use the GTO75.2 or GTO75.4 to drive2. Reconnect the (�) negative lead to thethe amplifierOs input level to be adjustedend panel and set them aside.
full-range speakers, set the crossovervehicleOs battery. Apply power to thefrom the listening position. Connect the2.Using a 3�32-inch Allen wrench, remove
mode to FLAT and skip to OSetting Inputaudio system and play a dynamic musicoptional remote level control using the only the screws on the amplifierOs (top)
Sensitivity.�track.RJ-11 jack on the side of the amplifier.clear cover and set them aside.
3. On the source unit, increase the volumeInstall the control module in the front of3.Remove the end panel and slide the
Initially set the crossover frequency control to 3/4 volume. Slowly increasethe vehicle within easy reach of the driver.cover off. Set both parts aside.
control midway. While listening to music,the INPUT LEVEL control(s) toward threeUnder the dash or in the center console4.Locate the enclosed hardware bag and
adjust the crossover for the least oOclock until you hear slight distortion are both suitable locations.remove the four clips. Each clip has a
perceived distortion from the speakers,in the music. Then reduce the INPUTsquare end and a larger round end.
allowing them to reproduce as much LEVEL slightly until distortion is no SETTING THE BASS BOOSTUsing a round end, press two clips onto
bass as possible. longer heard. The GTO755.6, GTO301.1, GTO601.1 andeach neon tube (e.g., Street Glow AN9
GTO1201.1 are all equipped with a bass-or equivalent), as shown in Figure 13.
Systems using a separate subwoofer setNOTE: After the source unit is on, red LEDsboost control. This allows you to adjust the5.For each tube, align both clips so the
the crossover mode to HP (high pass) for(on the top panel) will light, indicating thebass output of your system at 50Hz up tosquare ends slide onto an exposed
your full-range speakers. Adjust theamplifier is on. If not, check the wiring,12dB and enhance low frequency. extrusion edge, as shown in Figure 9.
crossover frequency to limit bass and especially the remote connection from theDo not cover any screw holes. When
provide increased system volume with source unit. Also refer to OTroubleshooting�AUX OUTPUTinstalled correctly, each neon tube will
less distortion.on the next page.GTO amplifiers (except GTO755.6) aresit under an extrusion and not be visible
equipped with full-range outputs that canwhen viewed from directly above.
For subwoofers, choose the highest be used to connect additional amplifiers. 6.Route each neon tubeOs power cable
frequency that removes vocal informationthrough its respective NEON hole on the
from the sound of the subwoofer.NOTE: When using the high-level inputs,end panel (see Figure 13).
the AUX outputs can be used to pass a7.Slide the cover back into place and re-
If using the GTO75.2 or GTO75.4 to drive a line-level signal to another amplifier.install its screws. Then, replace the end
subwoofer(s), set the crossover mode topanel and reinstall its screws.
LP (low pass).8.Finish the installation of the neon tubes
as instructed in their ownerOs manual.
NOTE: The GTO301.1, GTO601.1, GTO1201.1Figure 12. Control end panel.
and the subwoofer output of the GTO755.6
are low-pass only and do not have a
crossover mode switch.
GTO75.2
GTO75.4
GTOB300.1/600.1/1200.1
GTO75.6
6 |
ACEC
JBL
