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GE INFORMATION
D20MX HARDWARE USER’S MANUAL
CHAPTER 4: POWERING-UP AND TESTING
Verify either hardware or software switch-over
To verify either hardware or software switch-over.
1.
Connect a NULL modem cable (GE Energy part number 977-0529) to the RS-232
connector on the front panel of the D20MX designated as CCU B, which was originally
the Standby unit.
2.
Attach the other end of the cable to the serial communications port of the PC or
terminal.
3.
Login to WESMAINT II+ through the emulator you are using.
Result: The WESMAINT Main Menu is displayed.
4.
If you can login to WESMAINT II+, this indicates that CCU B is the Active CCU.
Results: Fail over has occurred.
NOTE
If the previously Active A CCU powers-up after a fail-over from CCU A to CCU B, then
STNBY appears at top left when you login to WESMAINT II+ on CCU B. This can take up
to a minute to occur.
NOTE
If you cannot login to WESMAINT II+ on a CCU, then the unit is most likely powered down.
Verify that the RDY LED is flashing and verify that the serial cable is connected correctly.
Содержание D20MX
Страница 6: ...6 GENERAL D20MX HARDWARE USER S MANUAL TABLE OF CONTENTS...
Страница 10: ...10 GE INFORMATION D20MX HARDWARE USER S MANUAL ABOUT THIS DOCUMENT...
Страница 30: ...30 GE INFORMATION D20MX HARDWARE USER S MANUAL CHAPTER 1 BEFORE YOU START...
Страница 40: ...40 GE INFORMATION D20MX HARDWARE USER S MANUAL CHAPTER 2 INSTALLING THE D20MX...
Страница 54: ...54 GE INFORMATION D20MX HARDWARE USER S MANUAL CHAPTER 3 CONNECTING TO DEVICES AND NETWORKS...
Страница 100: ...100 GE INFORMATION D20MX HARDWARE USER S MANUAL APPENDIX B STANDARDS PROTECTION...
Страница 136: ...136 GE INFORMATION D20MX HARDWARE USER S MANUAL APPENDIX D USING CONFIGPRO WITH D20MX...
Страница 140: ...140 GE INFORMATION D20MX HARDWARE USER S MANUAL APPENDIX E LIST OF ACRONYMS...
Страница 144: ...144 GENERAL D20MX HARDWARE USER S MANUAL INDEX...
Страница 146: ...146 GE INFORMATION D20MX HARDWARE USER S MANUAL...