150
Chapter 4
Power On Issue
If the system doesn’t power on, perform the following actions one at a time to correct the problem. Do not
replace non-defective FRUs:
Computer Shuts down Intermittently
If the system powers off at intervals, perform the following actions one at a time to correct the problem.
1.
Check the power cable is properly connected to the computer and the electrical outlet.
2.
Remove any extension cables between the computer and the outlet.
3.
Remove any surge protectors between the computer and the electrical outlet. Plug the computer directly
into a known good electrical outlet.
4.
Remove all external and non-essential hardware connected to the computer that are not necessary to
boot the computer to the failure point.
5.
Remove any recently installed software.
6.
If the Issue is still not resolved, see “Online Support Information” on page 165.
Start
Check
AC/Battery
Power on
Swap AC /Battery
to try
OK
NG
Check
Daughter/B &
FFC Whether
OK
OK
Swap Daughter/B
Re-plug PWR FFC
OK
NG
Swap M/B
Start
Check
AC/Battery
Power on
Swap AC /Battery
to try
OK
NG
Check
Daughter/B &
FFC Whether
OK
OK
Swap Daughter/B
Re-plug PWR FFC
OK
NG
Swap M/B
Start
Summary of Contents for EC14T Series
Page 6: ...vi ...
Page 10: ...x Table of Contents ...
Page 13: ...Chapter 1 3 System Block Diagram ...
Page 32: ...22 Chapter 1 ...
Page 48: ...38 Chapter 2 ...
Page 65: ...Chapter 3 55 4 Unlock the FPC 5 Remove the FPC and keyboard ...
Page 67: ...Chapter 3 57 4 Partially open the LCD module 5 Remove the hinge cap ...
Page 83: ...Chapter 3 73 6 Remove the CRT cable ...
Page 96: ...86 Chapter 3 7 Pry up the bezel bottom edge 8 Remove the bezel ...
Page 106: ...96 Chapter 3 4 Remove the hinge ...
Page 110: ...100 Chapter 3 11 Remove both antenna cables from the cover ...
Page 124: ...114 Chapter 3 6 Replace the screw covers 7 Insert the stylus ...
Page 153: ...Chapter 3 143 2 Replace the HDD in the bay 3 Adhere the black tape 4 Replace the HDD FPC ...
Page 158: ...148 Chapter 3 ...
Page 206: ...196 Appendix B ...
Page 208: ...198 ...
Page 211: ...201 ...
Page 212: ...202 ...