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d. Extended video memory
e. External Cache
f. External Cache RAM
g. Hard disk drive
h. Diskette drive
3. Turn on the power and the computer to re-test the system.
4. Repeat steps 1 through 3 until you nd the failing device or adapter cards.
If all devices and adapter cards have been removed, and the problem continues, replace the system board.
See “Replacing the system board” on page 110 or “Replacing the system board” on page 158.
66 ThinkCentre E93 Hardware Maintenance Manual