I decided to buy an X40 for my Christmas. The first one on ebay proved to have non-working LCD. I used external monitor to check it out and it worked OK. I loaded the correct video drivers and it still didn't work. I got a refund and sent the machine back. The next X40 was minus the HDD. I ordered a...

Thanks for the battery tip. I replace the CMOS battery with a new one which measures 3.3V. The same problem persists. It won't display the F12 message. When F1 is pressed it "says Enter BIOS setup but hangs as before. If I let it sit long enough it displays the admin password lock symbol. I can't ta...

I checked the RAM and it's OK I removed the items you suggested and I still have the hang after the entry into setup. I also checked the CMOS battery and its showing 2v. What's next? Thanks again for your help John Estal PS. With the RAM removed I get a 3-3-1 beep pattern which means either RAM or M...

I have two Thinkpad Model A21's with a similar problem. Unit #1: When I boot I get no beep errors. F1 displays (enter Bios Setup) but F12 does NOT display. When I press nothing the unit stays in this state indefinitely. When I boot and press F1 I get the screen "Entering Bios Setup" which stays inde...

I have a A21M which does not let me enter setup since it is powerup locked. The F1 F12 prompts are there. If I press F1 I am taken to the padlock symbol and the smaller square symbol to it's left. If I don't press F1 (to enter setup) it times out and gives me the padlock symbol. Also I get the messa...

Thanks,

The external monitor shows he same symptoms as with the internal monitor. When it boots the external shows fine. When it fails to boot, the external shows nothing

John Estal

This machine fails to boot intermittently. When it boots successfully, it has complete functionality. In the failure cases I press the power on button, all lights go on and in about 2 seconds the lights go off except the rightmost light which stays on. I can hear the fan spin, and the HD spin up and...