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Unlock Bios Password nm-b481 thinkpad x1 carbon 6th gen i7
-
Thread starter
aidhan01
-
Start date
send motherboard model
Instructions for use :
Remove all battery and CMOS battery
press F1 to enter setup: password 1234
wait 20sec or more.
Enter any ID to hardware Id.
Press 2x space bar when asked.
Turn off the computer.
and restore your original bios .
If 2x 5beep, it's normal.
I didn't do checksum but it must light up anyway.
Wait minimum 30sec before screen logo light on. Must turn on/off several times by itself.
program EC MEC
program new bios file
GlitchFix
New Member
Question did you have to go through a Jtag to read the EC information? or was it through the keyboard?
didnt get it can you explain more?
GlitchFix
New Member
some EC can be read from the keyboard connector on the motherboard. But since it is a Lenovo thinkPad computer I’m assuming you has to use the Jtags connections and might have had to move a 10k to a different t place to be able to read the EC.
TRY
Remove all battery and CMOS battery
press F1 to enter setup: password 1234
wait 20sec or more.
Enter any ID to hardware Id.
Press 2x space bar when asked.
Turn off the computer.
and restore your original bios .
If 2x 5beep, it's normal.
I didn't do checksum but it must light up anyway.
Wait minimum 30sec before screen logo light on. Must turn on/off several times by itself.
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Unlock Bios Password nm-b481 thinkpad x1 carbon 6th gen i7
- Thread starter aidhan01
- Start date
Remove all battery and CMOS battery
press F1 to enter setup: password 1234
wait 20sec or more.
Enter any ID to hardware Id.
Press 2x space bar when asked.
Turn off the computer.
and restore your original bios .
If 2x 5beep, it's normal.
I didn't do checksum but it must light up anyway.
Wait minimum 30sec before screen logo light on. Must turn on/off several times by itself.
GlitchFix
New Member
Question did you have to go through a Jtag to read the EC information? or was it through the keyboard?
didnt get it can you explain more?
GlitchFix
New Member
some EC can be read from the keyboard connector on the motherboard. But since it is a Lenovo thinkPad computer I’m assuming you has to use the Jtags connections and might have had to move a 10k to a different t place to be able to read the EC.
Remove all battery and CMOS battery
press F1 to enter setup: password 1234
wait 20sec or more.
Enter any ID to hardware Id.
Press 2x space bar when asked.
Turn off the computer.
and restore your original bios .
If 2x 5beep, it's normal.
I didn't do checksum but it must light up anyway.
Wait minimum 30sec before screen logo light on. Must turn on/off several times by itself.
There are currently 0 members watching this topic
user10018 , user17519 , Support Staff no.1 , Manuel891208 , IT Repair , Salimeh Bolboli , Piseth , user56394 , gullu , josephjoemarti , user57790 , Flashbitsrl , Nassim I , rizwan001 , Kuntabunt , user57871 , Ali Shaikh , aidhan01 , shah