3. Remove or disconnect all of the following devices:
a. Non-ThinkPad devices
b. Devices attached to the docking station or the port replicator
c. Printer, mouse, and other external devices
d. Battery pack
e. Hard disk drive, hybrid drive, or solid-state drive
f. External diskette drive or optical drive
g. Memory module
h. PC cards
4. Turn on the computer.
5. Determine whether the problem has been solved.
6. If the problem does not recur, reconnect the removed devices one at a time until you find the failing FRU.
7. If the problem remains, replace the following FRUs one at a time (do not replace a nondefective FRU):
a. System board
b. LCD assembly
43
Summary of Contents for E470
Page 1: ...E470 E470c and E475 Hardware Maintenance Manual ...
Page 6: ...iv E470 E470c and E475 Hardware Maintenance Manual ...
Page 11: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 5 ...
Page 12: ...6 E470 E470c and E475 Hardware Maintenance Manual ...
Page 13: ...PERIGO PERIGO Chapter 1 Safety information 7 ...
Page 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 E470 E470c and E475 Hardware Maintenance Manual ...
Page 15: ...PERIGO DANGER DANGER DANGER DANGER Chapter 1 Safety information 9 ...
Page 16: ...DANGER DANGER DANGER DANGER VORSICHT 10 E470 E470c and E475 Hardware Maintenance Manual ...
Page 17: ...VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information 11 ...
Page 18: ...VORSICHT VORSICHT VORSICHT 12 E470 E470c and E475 Hardware Maintenance Manual ...
Page 19: ...Chapter 1 Safety information 13 ...
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Page 58: ...Major FRUs a b c e d 52 E470 E470c and E475 Hardware Maintenance Manual ...
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Page 104: ...Part Number SP40G76211_02 Printed in China 1P P N SP40G76211_02 1PSP40G76211_02 ...