Archive for the ECS G31T-LS motherboard, revision 1.0, packed as an 896 KB RAR. The G31 in the name refers to the Intel G31 chipset, used on this LGA775 platform.

Inventec Villemont VV10 documentation for the HP Compaq CQ320 and CQ321, Intel platform with DIS discrete graphics, board number 6050A2364401. Packed as RAR, 1.01 MB.

Jetway 615TCF motherboard schematic, a PDF of roughly 547 KB; the name states no revision.

ASUS A78M-A repair archive of 300 KB, packed as RAR. The board is a micro-ATX model with the AMD A78 chipset for the FM2+ socket.

HP Envy 17 schematics based on the Quanta SP8 design at revision 3A, provided as a 1.28 MB PDF.

Apple iPad schematic, 1.26 MB PDF, whose name says full schematic but does not specify the generation or board number.

Documentation for an Intel 430VX design in a 711 KB RAR archive; the 430VX chipset served Socket 7 Pentium systems in the mid-1990s.

Dell Studio 1435 archive for the discrete-graphics version, meaning a board with a dedicated GPU rather than integrated video.

Repair guide in PDF format for the ASUS K55DE notebook, 616 KB, indexed under schematics.

Schematic in PDF for the Samsung UA19F4000AR, a small LED TV, on chassis U86B, about 12.2 MB.

A 648 KB PDF schematic covering the Acer Aspire 5332, 5732, 5732Z and 7715 family. The file name gives no motherboard number or revision, so check the title block inside…

Schematic diagrams for the Nokia 6220 handset in a 1.58 MB PDF. Neither board code nor revision appears in the name, so verify the PCB label against the document before…

Nokia N90 schematics in a 1.35 MB PDF, separate from the other numbered N90 parts in the collection.

Nokia N91 music phone schematics in a 2.27 MB PDF. The name does not state a board code or revision, so confirm the PCB markings against the document before relying on…

Schematic diagrams for the Nokia 7600, the unusually shaped 3G handset, supplied as a 1.67 MB PDF.

Circuit schematic for the Lenovo ThinkPad X200, a 1.23 MB PDF. Only the model is named, without revision or board code, so check the labels on the PCB before relying on…

Circuit diagram titled UX50, delivered as a 1.45 MB PDF. The name gives no brand, revision or full board number, so read the cover page to confirm which board it covers.

Specification sheet for a green 10 mm LED, provided as a 517 KB PDF. The name gives no manufacturer or part number, so check the document for the exact series, luminous…

Full datasheet for the ATmega406 AVR microcontroller, a 1.68 MB PDF. This chip is designed for smart lithium battery packs, integrating cell balancing, voltage and…

HCF4050 reference document in PDF format, 175 KB, covering the 4050 hex non-inverting buffer in its HCF-prefixed version.

PDF reference of 116 KB for the CA3306, a CMOS flash analog-to-digital converter in the Intersil and Harris CA-series line.

Datasheet in PDF form for the 2SK3565, an N-channel field-effect transistor by its 2SK prefix under the Japanese JEDEC-style numbering.

Component documentation for the 2SD2257 transistor, in PDF form at 180 KB. Although the index lists it as a schematic, the file name points to a single discrete part…

Datasheet for the 2SD612K transistor, a 303 KB PDF listed in the schematic section. The K at the end belongs to the type number and indicates a variant of the 2SD612…

PDF datasheet, 40.9 KB, for the 2SD2240 transistor, filed under schematics in this index. An _E suffix in the name is an edition marker for the document only.

Covers the 2SD2218 NPN transistor in a 122 KB PDF filed under the schematic category. Only the transistor type appears in the name.

Single-part PDF of 47.0 KB for the 2SD2583, listed as a schematic but most probably a datasheet.

Datasheet-style document for the 2SD2581 transistor, saved as a 43.7 KB PDF and filed in the schematic category.

A 41.4 KB PDF covering the 5HP02C part, indexed under schematics. Only the component code is present in the name, with C most likely denoting the package type.

The name offers nothing beyond the 2SD2500 part number, and the 250 KB PDF is almost certainly that transistor's datasheet.

The 2SD1683 is the subject of this 146 KB PDF, which is catalogued as a schematic although the name is a transistor part number.

Part reference for the 2SD1669, supplied as a 107 KB PDF and filed in the schematic section.

PDF of 119 KB for the 2SD1664, written in lowercase in the original name and filed as a schematic.

Largest in this set at 269 KB, the PDF 2SD2414 is catalogued as a schematic, yet its 2SD prefix marks an NPN bipolar transistor under the Japanese JIS scheme.

PDF document for the 2SD1995 semiconductor, catalogued under schematics but by its name a component datasheet.

Short 54.7 KB PDF for the 2SD1991A, an NPN bipolar transistor going by its JIS 2SD prefix. The index lists it under schematics.

The 2SD1511 NPN transistor is the subject of this 56.9 KB PDF, filed under schematics in the index. JIS numbering assigns 2SD to low-frequency NPN bipolar parts.

The name carries only a part number, 2SD1905, which points to a semiconductor datasheet even though the entry is filed under schematics.

Datasheet-type PDF of 31.1 KB for the 2SK3412 semiconductor, stored under the schematic category.

For the 2SK3411 transistor, this 32.0 KB PDF provides the component reference, even though the index files it as a schematic.