Explain How to Handle FRUs Safely - Electric Discharge POWERMAX-MAINTENANCE Practice Questions (Page 1)

Questions 1–5

1. 1application · medium

   A technician is replacing a SCSI backplane FRU in a PowerMax. Which part of the backplane is MOST sensitive to ESD?

   • AThe printed circuit board traces
   • BThe onboard SCSI controller chip
   • CThe mounting brackets
   • DThe SCSI connectors
   Reveal Solution Discussion Select an answer first
2. 2application · medium

   After replacing a director card in a PowerMax, the system logs show intermittent errors on the new card. The technician followed all ESD precautions. What is the MOST likely cause of the intermittent errors?

   • AThe card was damaged by ESD despite precautions.
   • BThe card was not fully seated in its connector.
   • CThe card is incompatible with the system firmware.
   • DThe system needs a firmware update to support the new card.
   Reveal Solution Discussion Select an answer first
4. 3application · medium

   A technician is about to replace a failed I/O module in a PowerMax. The technician has just walked across a carpeted office and is not wearing any ESD protection. Which action should the technician take FIRST before handling the FRU?

   • AHandle the FRU by its connectors to avoid touching sensitive circuitry.
   • BPut on a wrist strap and attach it to a grounded ESD point before touching the FRU.
   • CWipe the FRU with an antistatic cloth before installation.
   • DTouch the metal frame of the PowerMax cabinet to discharge any static buildup.
   Reveal Solution Discussion Select an answer first
5. 4expert · hard

   A technician is replacing a fan FRU in a PowerMax. The technician is wearing a wrist strap connected to the ESD ground point. The technician notices that the ESD mat is not connected to ground. What should the technician do?

   • AConnect the ESD mat to ground before proceeding.
   • BUse the ungrounded mat as a work surface, since the wrist strap is connected.
   • CProceed with the replacement, since the wrist strap is sufficient.
   • DPlace the FRU on the metal chassis instead of the mat.
   Reveal Solution Discussion Select an answer first
6. 5expert · hard

   A technician is replacing a director card in a PowerMax. The technician is wearing a wrist strap and has an ESD mat on the workbench. The technician needs to move the old card to a different workbench for inspection. What is the correct way to transport the card?

   • APlace the card in an antistatic bag and carry it to the other workbench.
   • BHold the card by its metal bracket and carry it.
   • CCarry the card by its edges to the other workbench.
   • DPlace the card on the ESD mat and carry the mat to the other workbench.
   Reveal Solution Discussion Select an answer first