Use the tables in this section to determine part number information for the laptop.
FRUs that are not listed in this section are listed in the Hardware Maintenance Manual ThinkPad® T540p and W540. The publication contains information (including part numbers) about those FRUs.
| Part name | Part number |
|---|---|
| Cable, Ethernet, black, rack Ethernet switch to laptop eth0 USB Ethernet adapter | 45W2258 |
| Cable, Ethernet, gray, rack Ethernet switch to laptop eth3 USB Ethernet adapter | 45W2262 |
| Cable bundle assembly: power, modem, and Ethernet (Model 961, standard and business class) | 98Y6972 |
| Cable bundle assembly: power, modem, and Ethernet (Model 961, DS8870 all-flash) | 98Y6970 |
| Cable, power jumper, external T540 (power from AC adapter to external T540 HMC and power-on card) | 98Y6971 |
| DVD-RW drive | 98Y6706 |
| SDHC memory card, 4 GB | 98Y3649 |
| Solid State Drive, 180 GB | 98Y3396 |
| Laptop auto power-on card (connects to laptop bottom docking connector) | 98Y6568 |
| Laptop AC power adapter and cable to rear of rack (only used for external HMCs in customer-provided racks) | 45W6932 |
| Laptop AC power adapter for external laptop assembly, Japan | 45W8728 |
| Laptop DC power adapter (only used for an HMC internal to a DS8xxx rack) (Model 961) | 98Y3999 |
| Power cable - laptop DC power supply to PDU (Model 961) | 98Y5593 |
| Memory DIMM, 4 GB | 98Y3398 |
| USB Modem (Model 961) | 98Y3992 |
| USB to Ethernet adapter | 45D3566 |
| T540 Laptop (20BF-S0UD00 / 0BFS0UD) with English keyboard | 98Y6121 |