Daktronics SPORTSOUND 1500HD GEN II, Руководство по установке

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Troubleshooting
19
a� Disconnect wires, if not already done.
b� Remove 4 threaded studs with the 10mm wrench.
c� Pull off the bad driver. Refer to Figure 27 .
5� Install replacement driver:
a� Hand tighten shorter threaded end of studs into driver.
b� Align driver with screw holes.
c� Fasten nuts to 4 threaded studs with 10mm wrench.
d� Reconnect wires, making sure positive and negative go to correct terminals.
6� Reinstall internal speaker cabinet’s back panel.
a� Align panel and fasten all screws with 5/32 Allen wrench.
b� Re-seal the perimeter with silicone, if it was cut.
7� Reinstall rear access door.
8� Test the system to verify it is operating correctly.
Mid-Frequency Driver (A-2305)
Tools Required: flathead screwdriver, 5/32 Allen wrench,
3/16 Allen wrench, 10mm wrench, utility knife, silicone
1� Remove the center rear access door using the
flathead screwdriver.
2� Remove the internal speaker cabinet’s back panel:
a� If there is a silicone seal, cut it with a utility knife.
b� Remove all screws with 5/32 Allen wrench.
c� Pull the internal cabinet panel off.
3� Identify bad driver(s) by following Driver
Troubleshooting (p�18) .
4� Remove bad driver(s):
a� Disconnect wires, if not already done, taking note
of positive and negative wire location.
b� Remove 4 screws with 3/16 Allen wrench.
c� Pull off bad driver. Refer to Figure 28 .
5� Install replacement driver:
a� Align driver with screw holes.
b� Fasten 4 screws with 3/16 Allen wrench.
c� Reconnect wires, making sure positive and negative go to correct terminals.
6� Reinstall internal speaker cabinet’s back panel.
a� Align panel and fasten all screws with 5/32 Allen wrench.
b� Re-seal the perimeter with silicone, if it was cut.
7� Reinstall rear access door.
8� Test the system to verify it is operating correctly.
Figure 28: A-2305 Removal