NM-A221 Schematic PDF
Part of NM-A221
This page collects 4 schematics for NM-A221. The board is used in the Lenovo ThinkPad E550, Lenovo ThinkPad E550C and Lenovo ThinkPad Edge E550. Board revisions: 1.0.
Schematic files 4
FileSizeRevAddedSource
Lenovo ThinkPad Edge E550 LCFC NM-A221 r1.0 PDF
Schematic.pdf
1.5 MB
1.0
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Laptops that use NM-A221
- Lenovo ThinkPad E550
- Lenovo ThinkPad E550C
- Lenovo ThinkPad Edge E550
What these files are for
A schematic is the circuit diagram of the main board: power rails, power-up sequence, component values and net names. It is the reference for measuring voltages and tracing a fault.
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| PDF schematic | any PDF reader; Sumatra PDF and Foxit handle large schematics well | |
| .rar | RAR archive | 7-Zip or WinRAR |
| .zip | ZIP archive | 7-Zip, WinRAR or the built-in Windows extractor |