GE LPS-D Instruction Manual page 14

9. SERVICING
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TABLE OF CONTENTS
8.1.8 EDIT GENERAL SETTINGS...................................................................... 8-8
8.1.9 SELECT ACTIVE SETTING GROUP ........................................................ 8-8
8.1.10 MODIFY DATE/TIME ................................................................................. 8-9
8.1.11 ACTIONS ................................................................................................... 8-9
8.1.12 DISABLE OUTPUTS................................................................................ 8-10
8.1.13 ENABLE OUTPUTS................................................................................. 8-11
8.1.14 TRIP BREAKER....................................................................................... 8-11
8.1.15 CLOSE BREAKER................................................................................... 8-12
8.1.16 RELAY TEST ........................................................................................... 8-12
8.1.17 CHANNEL TEST...................................................................................... 8-14
8.1.18 KEYPAD/DISPLAY INTERFACE TEST................................................... 8-14
8.1.19 DIGITAL OUTPUT TEST ......................................................................... 8-15
8.1.20 PLAYBACK .............................................................................................. 8-16
8.1.21 CHANGE PASSWORD............................................................................ 8-18
8.1.22 ENABLE/DISABLE PASSWORDS .......................................................... 8-18
8.1.23 RESET DATA .......................................................................................... 8-18
8.1.24 ADJUST CONTRAST .............................................................................. 8-18
8.2 INFORMATION
8.2.1 DESCRIPTION ........................................................................................ 8-19
8.2.2 REQUEST STATUS INFORMATION ...................................................... 8-19
8.2.3 REQUEST FAULT INFORMATION ......................................................... 8-20
8.2.4 REQUEST PRESENT VALUES .............................................................. 8-21
8.2.5 CONTACT CONVERTER STATUS ......................................................... 8-21
8.2.6 DIGITAL OUTPUT STATUS .................................................................... 8-22
8.2.7 EVENT INFORMATION ........................................................................... 8-22
8.2.8 COMMUNICATION PASSWORDS ......................................................... 8-25
8.2.9 REQUEST STATION/LINE ID ................................................................. 8-26
8.2.10 REQUEST LPS-D MODEL/VERSION ..................................................... 8-26
8.2.11 OSCILLOGRAPHY SNAPSHOT ............................................................. 8-26
8.3 ASCII INTERFACE
8.3.1 DESCRIPTION ........................................................................................ 8-27
8.3.2 RECOMMENDED REMOTE COMMUNICATIONS PACKAGE............... 8-27
8.4 REMOTE COMMUNICATION INTERFACE
8.4.1 HARDWARE SWITCHES ........................................................................ 8-28
8.4.2 MODEM CONNECTIONS AND SETTINGS ............................................ 8-29
8.4.3 PC MODEM ............................................................................................. 8-29
8.4.4 LPS-D MODEM........................................................................................ 8-30
8.4.5 NULL-MODEM CONNECTIONS ............................................................. 8-31
9.1 SPARES
9.1.1 DESCRIPTION .......................................................................................... 9-1
9.1.2 SERVICING WITH THE RELAY SELF-TEST............................................ 9-1
9.2 TROUBLESHOOTING
9.2.1 DESCRIPTION .......................................................................................... 9-3
9.2.2 THE INFORMATION STATUS COMMAND .............................................. 9-3
9.2.3 SERVICING A CRITICAL FAILURE .......................................................... 9-4
9.2.4 LOCATING THE DEFECTIVE BOARD ..................................................... 9-4
9.2.5 SERVICING A NON-CRITICAL FAILURE ................................................. 9-5
9.2.6 LOCATING THE DEFECTIVE BOARD ..................................................... 9-5
9.2.7 SERVICE SYSTEM STATUS FAILURES.................................................. 9-5
a FAILURE MESSAGES: 960 CPU BOARD ................................................ 9-5
b FAILURE MESSAGES: MAGNETICS MODULE ....................................... 9-6
c FAILURE MESSAGES: COMMUNICATIONS WARNINGS ...................... 9-6
d FAILURE MESSAGES: MISCELLANEOUS FAILURES ........................... 9-6
e FAILURE MESSAGES: MISCELLANEOUS MESSAGES ......................... 9-6
LPS-D Line Protection System
GE Power Management