JBL A3000GTI Car Amplifier User Manual


 
9
SETTING UP THE GTI AMPLIFIER
REPLACING THE FUSE
OR NEON TUBES
The JBL A6000/A3000GTi amplifier
is equipped with an internal fuse, a
20-inch neon tube and two 6-inch neon
tubes. Should the fuse or a neon tube
fail, perform the following steps
to replace the part:
NOTE: For neon tube replacement, see
your authorized JBL car audio dealer to
purchase new StreetGlow
®
neon tubes
in 6- or 20-inch sizes.
NOTE: Although the following
steps discuss and illustrate how
to disassemble a JBL A6000GTi,
the disassembly procedure for a
JBL A3000GTi is similar.
1. Disconnect and unmount the
amplifier from the vehicle. On a
soft surface, turn the amplifier over
to view the bottom. Using a T-25
screwdriver, remove the four large
Torx-head screws along the bottom
edges and set them aside (see
Figure 14).
2. Turn the amplifier over to view the
top. Using a 5⁄32-inch Allen wrench,
remove the four cap screws on the
clear cover and set them aside (see
Figure 14).
3. Slide the clear cover off and set it
aside (see Figure 14).
Figure 14. Removing bottom screws and
the clear cover from the A6000GTi
amplifier. NOTE: Do not remove the logo
badge assembly.
4. Using a T-15 screwdriver, remove the
four Torx-head screws around the
output panel and set them aside (see
Figure 15).
5. Repeat Step 4 for the input panel
(see Figure 15).
6. Remove the cover and set it aside
(see Figure 15).
Figure 15. Removing the input and
output screws and the cover from the
A6000GTi amplifier.