40
TEST PROCEDURES
Test Parameters:
10A, < 0.1 Ohms from AC earth terminal on IEC connector in chassis, to earth bond
point on rear of chassis.
5.1 Connect the AC mains cord to the back of the amplifier under test. Plug the other end of the
AC cord into the ground bond test box.
5.2 With the tester set to the above parameters, perform the test. If the unit fails, remove the top
cover and repair the problem. Once the unit is repaired, repeat the Hi-Pot and the ground bond
tests to ensure the unit is safe to return to the customer.
Equipment Required:
• PC running Windows XP or higher with the most current version of the Bose
®
ControlSpace
®
Designer (CSD) software installed. The ControlSpace Designer software is available on the
Pro Products web site at http://pro.bose.com, on the PowerMatch
®
amplifier software
download page.
• USB A/B cable
• AC line cord for the power amplifier
1. Firmware Update Procedure
1.1 Connect the AC line cord to the back of the power amplifier and to an AC mains source. Do
not power on the unit at this time.
1.2 Connect the USB cable to the PC and to the front panel of the amplifier.
1.3 Double-click on the icon for ControlSpace
®
Designer.
The program will open as shown below right.
1.4 Turn on the amplifier. You should be able to see a graphic
for the amplifier as shown below.
1.5 In the ControlSpace Designer window, click
on SYSTEM and select UPDATE FIRMWARE
from the pull-down menu. The CSD software will
check the installed version of firmware and open
a dialog box showing the current level of firm-
ware and what it should be updated to. Click
UPDATE. You will see the update progress bar
as shown below.