1
TROUBLESHOOTING..................................................................................................................................................... 7
1.1
1.1.1
Diagnostic Lights . ........................................................................................................................................................... 7
1.1.2
Hardware Troubleshooter ........................................................................................................................................... 8
1.1.3
Dell Diagnostics .............................................................................................................................................................. 8
1.1.4
Error Messages ............................................................................................................................................................. 1 2
1.2
1.2.1
Battery Problems ......................................................................................................................................................... 1 3
1.2.2
Drive Problems . ............................................................................................................................................................. 1 3
1.2.3
IEEE 1394 Device Problems . .................................................................................................................................... 1 4
1.2.4
Lockups and Software Problems ............................................................................................................................ 1 4
1.2.5
Memory Problems ........................................................................................................................................................ 1 6
1.2.6
Power Problems ............................................................................................................................................................ 1 6
1.2.7
Sound and Speaker Problems ................................................................................................................................. 1 6
1.2.8
Video and Display Problems .................................................................................................................................... 1 7
1.3
1.4
1.4.1
Clicking the Dell Support Icon ................................................................................................................................ 1 8
1.4.2
2
WORKING ON YOUR COMPUTER .......................................................................................................................... 18
2.1
2.2
2.3
3
SCREW CHART .............................................................................................................................................................. 21
4
BOTTOM ACCESS PANEL . .......................................................................................................................................... 22
4.1
4.2
5
WLAN/WIMAX CARD ................................................................................................................................................. 24
5.1
5.2
6
WWAN CARD ................................................................................................................................................................. 26
6.1
6.2
7
WPAN (UWB/BT) CARD . ........................................................................................................................................... 27
7.1
7.2
8
FCM .................................................................................................................................................................................... 28
8.1
8.2
8.3
9
RF PASSTHRU BOARD ............................................................................................................................................... 31
9.1
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Dell
Latitude™ E6400 XFR Service Manual
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Table of Contents
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