______________________________________________HARRIS
888-9058-001
WARNING: Disconnect and lockout AC primary power prior to servicing
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GUI FAULT MATRIX WORKSHEET
SCREEN TITLE FAULT NAME FAULT NOTES WARNING
DRIVE CHAIN
Exciter A Summary Fault Check exciter for more information
Exciter B Summary Fault Check exciter for more information
Active Exciter Mute Check exciter for more information
Unlock Check exciter for more information
Exciter Power Check exciter for more information
P.A. CABINET
Module Faults Individual Module Faults Check fault blink code on module
Cabinet Faults Forward Power Low RF power at the cabinet output Y
Reflected Power High reflected power at cabinet Y
Drive Power Abnormal drive power level Y
Cooling Cabinet Air Check motor and air switch S2
Interlocks Door Check for door closure or discharge circuit
failure
External Reject load thermal overtemperature switch
Power Supply 50V Power Supply 1 Check power supply card for fault display
50V Power Supply 2 Check power supply card for fault display
OUTPUT
System Forward Power Little or no output power Y
VSWR Trip Software set, High reflected power
VSWR Foldback Software set, moderate reflected power Y
Reject Loads Reject 1 Reject load power exceeds load rating Y
Reject 2 Reject load power exceeds load rating Y
Reject 3 Reject load power exceeds load rating Y
Mutes RF Mute Multiple causes
RF Switch 1 Mute Interlocks of switch are not complete
RF Switch 2 Mute Interlocks of switch are not complete
POWER SUPPLY
System AC Low Control system line voltage summary fault Y
AC Phase Loss Loss of phase sensor, low or missing phase
+ 5 Volt DC Control system voltage monitoring
+ 12 Volt DC Control system voltage monitoring
- 12 Volt DC Control system voltage monitoring
+3.3 Volt DC Control system voltage monitoring
AC Mains A-B Control system line voltage monitoring
B-C Control system line voltage monitoring
C-A Control system line voltage monitoring
SYSTEM
System Interlocks External External interlock to 1A7TB1 1-2
Failsafe Failsafe interlock to 1A7TB1 3-4
Front Panel No cable connection to J4 front panel
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