LENOVO E550C NM-A221 E550C NM-A221 IT8586E OK
ECTested
91 KB · first posted in BIOS Archive
Download on RM SchematicsUploader's description
LENOVO THINKPAD E550 AITE1 NM-A221 REV 1.0 2014-09-12 i7-5500U WORKING BIOS & KBEC 100%
What the file name tells us
| Brand | Lenovo |
|---|---|
| Model | Lenovo ThinkPad E550C |
| Board | NM-A221 |
| ODM | LCFC |
| Kind | EC |
| Format | .rar |
| EC / KBC chip | IT8586E |
| CPU | i7-5500U |
| Archive size | 91 KB |
| First posted | 2022-10-24 |
| Channel | BIOS Archive |
| Notes | tested by uploader |
Parsed automatically from the file name and caption. Always compare the board number with the one printed on your board.
What this kind of file is for
EC (embedded controller) firmware runs the keyboard controller, power sequencing, battery charging and fans. Depending on the board it lives in a separate chip (ENE KB9012, ITE IT85xx, Nuvoton NPCE) or inside the main SPI image, so check which applies before flashing.
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| .rar | RAR archive | 7-Zip or WinRAR |
Other files for NM-A221
FileSizeRevAddedSource
Thinkpad E550-NM-A221
Schematic
2.6 MB
—
Download on RM Schematics Schematics & Boardviews Archive +1 more
Lenovo ThinkPad Edge E550 LCFC NM-A221 r1.0 PDF
Schematic.pdf
1.5 MB
1.0
Download on RM Schematics BIOS Archive +2 more
E550C NM-A221 WORKING BIOS & KBEC IT8586E 100%
BIOSECTested
3.5 MB
—
Download on RM Schematics BIOS Archive