Take a look at our
ThinkPads.com HOME PAGE
For those who might want to contribute to the blog, start here: Editors Alley Topic
Then contact Bill with a Private Message
ThinkPads.com HOME PAGE
For those who might want to contribute to the blog, start here: Editors Alley Topic
Then contact Bill with a Private Message
L420 No Post, Battery Flashes 3 times
-
ndoggfromhell
- Freshman Member
- Posts: 63
- Joined: Wed May 05, 2004 4:59 pm
- Location: Greensburg Pa
- Contact:
L420 No Post, Battery Flashes 3 times
I have an L420 that won't post. When you attach the ac adapter the battery light illuminates three times and then nothing else. No fan spin, power of any kind. Thoughts? I've already tried holding the power button in with the battery and ac adapter removed.
IBM Thinkpad 770Z - PIII-700SS (currently at 550mhz/100mhz bus), 512 meg ram, 40 gig, Cisco 340 series PCCard, 14.1 display
IBM Thinkpad 600E - PIII-750SS (currently at 600mhz/100mhz bus), 512 meg ram, 80 gig, Cisco 340 series PCCard, 13.3 display
IBM Thinkpad 600E - PIII-750SS (currently at 600mhz/100mhz bus), 512 meg ram, 80 gig, Cisco 340 series PCCard, 13.3 display
-
- Similar Topics
- Replies
- Views
- Last post
-
-
T480 won't boot - power button just flashes.
by kae2020 » Fri Dec 05, 2025 11:20 am » in ThinkPad T430-T495 / T530-T590 Series - 2 Replies
- 11740 Views
-
Last post by kae2020
Sun Dec 07, 2025 2:03 pm
-
-
-
Purchased another T410 power led but no post?
by TheMagicT410 » Fri Apr 03, 2026 6:57 pm » in ThinkPad T400/T410/T420 and T500/T510/T520 Series - 0 Replies
- 841 Views
-
Last post by TheMagicT410
Fri Apr 03, 2026 6:57 pm
-
-
-
[WTB] Thinkpad x61 battery (battery life doesn't matter as long as it works)
by Redaa » Sun Jan 25, 2026 6:08 am » in Marketplace - Forum Members only - 2 Replies
- 6326 Views
-
Last post by Redaa
Sun Jan 25, 2026 6:27 am
-
-
-
Retro ThinkPad Battery Repairment
by Jifeng Chen » Mon Oct 20, 2025 10:36 pm » in ThinkPad Legacy Hardware - 7 Replies
- 7195 Views
-
Last post by Jifeng Chen
Wed Oct 22, 2025 6:08 pm
-
Who is online
Users browsing this forum: No registered users and 30 guests



