LiteOn PA-1900-05 notebook power adapter schematic in PDF format. LiteOn manufactures OEM chargers for many laptop brands, and the PA-1900 family is generally a 90 W…

Schematic for the Gigabyte A520M DS3H motherboard, revision 1.0, provided as a PDF inside a RAR archive.

Toshiba PA-1750-09 adapter schematic, built around the LTA601N controller, noted as equivalent to the TEA1751T; the Russian phrase means on the chip.

Gigabyte GA-Z97X-UD3H-BK desktop motherboard schematic for PCB revision 1.0, provided as a PDF of about 942 KB.

PDF schematic, 1.15 MB, labelled PS-5161-1D1S, a code that looks like a power-supply unit model number.

Circuit diagram for the Gigabyte GA-Z97X Gaming 3 motherboard, revision 1.0, in PDF format at 6.74 MB.

Schematic in PDF form for a Dell power adapter, with no model or wattage given in the file name. At 228 KB it likely covers one charger design.

Dell Latitude 5580 schematic, Compal platform CDP80 with motherboard LA-E151P at revision r0.2, packed as a RAR containing the PDF.

Schematic of the ASUS adapter model SADP-65KB B with a 19 V 3.42 A output, a 65 W notebook charger.

HP G62 schematic notes in PDF covering the pm_i_hpc_s_mv_mb boards in v3 and v4 versions, focused on converting a discrete-graphics (DIS) board to integrated graphics…

Bottom-side PDF sheet for motherboard 14291-1, numbered in the Wistron style used for many Dell notebook boards.