Vertiv | NetSure™ 8200 Series -48 VDC Power System User Manual (UM582140000) | Rev. A
IB4 Board Replacement
NOTE!
Refer to
Figure 7
for IB4 board location. Refer to
Figure 21
for circuit card illustration.
Procedure
1. Performing this procedure may activate external alarms. Do one of the following. If possible, disable
these alarms. If these alarms cannot be easily disabled, notify the appropriate personnel to disregard
any future alarms associated with this system while the procedure is being performed.
DANGER! Performing the next steps may expose service personnel to hazardous potential. Exercise
extreme caution not to inadvertently contact or have any tool inadvertently contact any energized
electrical termination.
2. Open the bay’s front door.
3. Remove the control shelf from the bay.
4. Remove the top cover from the monitor and control shelf.
WARNING! Damage to the circuit card may result if the next step is not followed.
5. Connect an approved grounding strap to your wrist. Attach the other end to a suitable ground.
6. Carefully label the connectors plugged into the circuit card. These connectors must be plugged into the
same connectors on the replacement circuit card.
7. Unplug all connectors plugged into the circuit card.
8. Remove the circuit card from the monitor and control shelf by removing the screws securing it to the
shelf.
9. Orient the replacement circuit card over its mounting position, and secure with the screws removed
from the old circuit card.
10. Plug all connectors removed from the old circuit card into the same position on the replacement circuit
card.
11. Replace the control shelf into the bay.
12. Replace the monitor and control shelf top cover.
13. Remove the grounding wrist strap.
14. Reboot the NCU.
Local Menu Navigation:
At the Main Screen, press ENT and ESC at the same time to reboot the NCU controller.
Web Menu Navigation:
Advance Settings Menu / SW Maintenance Tab / Reboot Controller button.
15. Close the bay’s front door and secure.
16. Enable the external alarms, or notify appropriate personnel that this procedure is finished.
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