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| Thinkpad T420 | |
|---|---|
| Manufacturer | Lenovo |
| Code name | T420 |
| Release date | 2011 |
| Device type | Laptop |
Guides
Explanatory Guides
| Type | Difficulty | |
|---|---|---|
| Diagnosing power button issue without disassembly on some Thinkpads | Troubleshooting/Diagnostics | 1. Easy |
Repair Guides
Device pictures
PCB pictures
Reference measurements (also schematics if available)
More Information/External Sources
You can manually link to external sources for additional information that might not fit here but are useful such as BIOS image dumps, firmware, etc!