eMachines 355 eMachines 355 Netbook Series Service Guide - Page 159
TouchPad Failure, Internal Speaker Failure, TouchPad, Speakers
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TouchPad Failure 0 If the TouchPad doesn't work, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRU. Start Check M/B T/P FFC OK Check Logic Upper OK Re-assemble the T/P FFC to NG M/B OK Swap/Re- assemble the NG T/P board or T/P FFC Swap M/B Internal Speaker Failure 0 If the internal Speakers fail, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRU. Start Check M/B SPK cable OK Check Logic Lower OK Re-assemble the SPK cable NG to M/B OK Swap Logic lower NG Swap M/B Chapter 4 151
Chapter 4
151
TouchPad Failure
0
If the
TouchPad
doesn’t work, perform the following actions one at a time to correct the problem. Do not
replace a non-defective FRU.
Internal Speaker Failure
0
If the internal
Speakers
fail, perform the following actions one at a time to correct the problem. Do not replace
a non-defective FRU.
Start
Check M/B
T/P FFC
Re-assemble
the T/P FFC to
M/B
OK
NG
Check Logic
Upper
OK
Swap/Re-
assemble the
T/P board or
T/P FFC
OK
NG
Swap M/B
Start
Check M/B
SPK cable
Re-assemble
the SPK cable
to M/B
OK
NG
Check Logic
Lower
OK
Swap Logic
lower
OK
NG
Swap M/B