Hazardous voltage, current, and energy levels are present inside any component that has this label attached.
There are no serviceable parts inside these components. If you suspect a problem with one of these parts,
contact a service technician.
For access, do the following:
1. Remove the FRUs in order if any:
• "Computer cover" on page 53
• "Optical drive" on page 54
• "Front bezel" on page 56
• "Primary storage drives" on page 57
• "3.5-inch primary storage drive cage" on page 60
2. Disconnect the power supply cables from the system board.
Removal steps
E-lock
Prerequisite
Before you start, read Chapter 1 "Important safety information" on page 1 and print the following
instructions.
For access, do the following:
1. Remove "Computer cover" on page 53.
2. Disconnect the E-lock cable from the system board.
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P340 Hardware Maintenance Manual