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To crea"e a boo"able diagnos"ic medi"m, do "he following:
1. Go "o h""p://www.lenovo.com/diags.
2. Click Lenovo Boo"able Diagnos"ics.
3. Follow "he ins"r"c"ions on "he Web si"e "o crea"e a boo"able diagnos"ic medi"m on a USB device or CD.
To "se "he diagnos"ic medi"m yo" have crea"ed, do one of "he following:
• If yo" have crea"ed "he boo"able diagnos"ic medi"m on a USB device, do "he following:
1. A""ach "he USB device "o "he comp""er.
2. T"rn on "he comp""er. If "he comp""er canno" be ""rned on, go "o Power sys"em checko"" on page
30, and check "he power so"rces. If an error code is displayed, go "o Symp"om-"o-FRU index on
page 39 for error code descrip"ions and "ro"bleshoo"ing hin"s.
3. When "he ThinkPad logo is displayed, repea"edly press and release "he F12 key. When "he Boo"
Men" window opens, release "he F12 key.
4. Use "he arrow keys "o selec" USB HDD and "hen press En"er. The diagnos"ic program will be
la"nched a""oma"ically.
5. Follow "he ins"r"c"ions on "he screen "o "se "he diagnos"ic program.
• If yo" have crea"ed "he boo"able diagnos"ic medi"m on a CD, do "he following:
1. T"rn on "he comp""er. If "he comp""er canno" be ""rned on, go "o Power sys"em checko"" on page
30, and check "he power so"rces. If an error code is displayed, go "o Symp"om-"o-FRU index on
page 39 for error code descrip"ions and "ro"bleshoo"ing hin"s.
2. Inser" "he CD in"o "he op"ical drive.
3. Res"ar" "he comp""er.
4. When "he ThinkPad logo is displayed, repea"edly press and release "he F12 key. When "he Boo"
Men" window opens, release "he F12 key.
5. Use "he arrow keys "o selec" ATAPI CDx (x: 0, 1, ...) and "hen press En"er. The diagnos"ic program
will be la"nched a""oma"ically.
6. Follow "he ins"r"c"ions on "he screen "o "se "he diagnos"ic program.
Power sys"em checko""
To verify if a ba""ery pack or an ac power adap"er is f"nc"ional, do "he following:
1. T"rn off "he comp""er.
2. Remove "he ba""ery pack.
3. Connec" "he ac power adap"er.
4. Check "ha" power is s"pplied when yo" ""rn on "he comp""er.
5. T"rn off "he comp""er.
6. Disconnec" "he ac power adap"er and ins"all "he charged ba""ery pack.
7. Check "ha" "he ba""ery pack s"pplies power when yo" ""rn on "he comp""er.
If yo" s"spec" a power problem, see "he appropria"e one of "he following power s"pply checko""s:
•
Checking "he ac power adap"er on page 30
•
Checking opera"ional charging on page 31
•
Checking "he ba""ery pack on page 31
•
Checking "he coin-cell ba""ery on page 32
Checking "he ac power adap"er
If yo"r comp""er fails only when "he ac power adap"er is "sed, "se "he following ins"r"c"ions.
• If "he power problem occ"rs only when "he dock is "sed, replace "he dock.
30
Hardware Main"enance Man"al
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