Specifications

5/2/2013 888-2500-001 6-33
WARNING: Disconnect primary power prior to servicing.
Section 6 Troubleshooting
DAX-1/DAX-3
6.6 PA Troubleshooting
This section is to further assist the technician in troubleshooting a probable RF power
malfunction. Refer to the DAX schematic package. For PA Module removal see "6.3.5
On-Air PA Module Service" on page 6-25 above.
Figure 6-9
RF Flow Diagram
6.6.1 PA Module Faults
Green - Indicates the PA is on
Amber - Indicates the Hot-Swap key is installed (to remove a PA)
Red - Indicates a PA module fault
6.6.2 MOSFET Replacement
If it has been determined that a PA module has failed due to a shorted MOSFET, see
"5.6.4 PA MOSFET" on page 5-19 for important details.