GE Power Management
ALPS Advanced Line Protection System
9-5
9 SERVICING
9.2 TROUBLESHOOTING
9
9.2.7 SERVICE SYSTEM STATUS FAILURES
A system failure indicates a failure of a power system input or that the relay has been disabled by a user command. It is
indicated by the closing of the non-critical alarm contact, by a red LED, or by the closing of the critical alarm contact. How-
ever, no LCD display is provided until the Information Status command is invoked.
Turn off and reapply the dc input power. The non-critical alarm contact is closed if the failure still exists. Use the Information
Status command to determine the cause of the trouble.
e) FAILURE MESSAGES: 960 CPU BOARD
•
FAIL-FLASH MEMORY
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FAIL-STATIC RAM
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FAIL-STATIC RAM CRC
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FAIL-DPRAM 960 ACCESS
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FAIL-I960 INTRPT CONTROLLER
•
FAIL-CPU TIMER
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FAIL-CPU EEPROM
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FAIL-CPU CAPRAM
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FAIL-CPU RTC
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FAIL-CPU WATCHDOG TIMER
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FAIL-S/W PROT CONSTANTS
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FAIL-S/W CONFG. LOGIC
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FAIL-CONFIG S/W VERSION ERROR
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FAIL-CPU SYSTEM IN RESET
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FAIL-CPU SYSTEM SHUTDOWN
•
FAIL-DO FEED BACK
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FAIL-LUI LCD DISPLAY
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FAIL-IRIGB
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FAIL-TRIP CKT #1 CONTINUITY ERROR
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FAIL-TRIP CKT #2 CONTINUITY ERROR
•
FAIL-TRIP CKT #3 CONTINUITY ERROR
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FAIL-TRIP CKT #4 CONTINUITY ERROR
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FAIL-TRIP CKT #5 CONTINUITY ERROR*
•
FAIL-TRIP CKT #6 CONTINUITY ERROR*
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FAIL-CONFIG H/W MISMATCH
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FAIL-NO DMA INTERRUPT
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FAIL-RUNTIME SETTINGS AREA
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FAIL-EEP CONTENTS ERROR
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STAT-DO DISABLED HARDWARE
f) FAILURE MESSAGES: MAGNETICS MODULE
•
FAIL-MAG SEEPROM
g) FAILURE MESSAGES: COMMUNICATIONS WARNINGS
•
FRONT PORT LOGIN FAILURE
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REAR PORT #1 LOGIN FAILURE
•
REAR PORT #2 LOGIN FAILURE
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WARN-FRONT PORT FAIL
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WARN-REAR PORT #1 FAIL
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WARN-REAR PORT #2 FAIL
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WARN-REAR PORT 1 ABSENT
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WARN-REAR PORT 2 ABSENT
h) FAILURE MESSAGES: MISCELLANEOUS FAILURES
•
CON MONITOR ALARM
•
UNBALANCED SYS ALARM
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FUSE FAILURE
•
TRIP BUS CHK FAIL
•
TIME STROBE FAIL