9
ESSENTIAL TOOLS
In order to successfully service and maintain this speaker system, the technician
should have, at a minimum, the following test instruments.
Oscilloscope, at least 20 MHz bandwidth
Digital Multimeter, with a minimum of 50kohm Impedance for various
troubleshooting
Line Voltage Variac with Ammeter for measuring proper voltage/ current
consumption.
Hand tools (i.e. screwdrivers, pliers’ etc.)
4 ohm resistive load capable of handling 500 watts continuous.
Serial Number specific schematic diagram
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