Lenovo ThinkPad Edge E550 LCFC NM-A221 R1.0 Schematic
This page has the schematic for Lenovo ThinkPad Edge E550 LCFC NM-A221 R1.0, a laptop motherboard from Lenovo. The board itself was engineered by Compal and carries board number NM-A221. 3 more files in the library share this board number, including Compal listings — they're listed below.
Download via TelegramSame board number 3
All files for NM-A221- NM-A221CompalNM-A221Schematic
- Thinkpad E550-NM-A221LenovoNM-A221Files
- Lenovo ThinkPad Edge E550 LCFC NM-A221 R1.0LenovoNM-A221Files
Other Lenovo laptops
All Lenovo filesBoardviewLenovo Legion Y540-15IRH - NM-C221 REV0.1Lenovo · NM-C221SchematicLenovo Ideapad 720S 13IKB LCFC NM B491 ES322 ES323 Rev 1.0 PDFLenovo · NM-B491FilesLenovo T420 NZ3 MB-UMA SVTLenovoSchematicLenovo ThinkPad T480 01YR328 NM-B501 REV0.1Lenovo · NM-B501SchematicLenovo G475AX Compal LA-6755PLenovo · LA-6755PFilesLenovo IdeaPad 700-14ISK AIPY6 LA-C951PLenovo · LA-C951PSchematicLenovo ThinkPad Edge E445, E455 NM-A231 SVT 20140528Lenovo · NM-A231SchematicLenovo IdeaPad 310 15IKB CG413 CG513 NM A982 CG413 UMA R 1.0 PDFLenovo · NM-A982
Questions about this file
Which board number is this Lenovo ThinkPad Edge E550 LCFC NM-A221 R1.0 file for?
It's for board NM-A221, made by Compal. Compare it with the number printed on your PCB before relying on the file. Where to find it.
How do I use the schematic for diagnosis?
Start with the power-sequence and power-rail pages to find where a no-power or no-image fault begins, then locate the parts with a boardview. No-power troubleshooting plan.
Is the download free?
Yes. The button opens post #5941 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.