Cover page of a service document, only 44.5 KB in PDF form; the name gives no brand or model information.

Quanta BLBD schematic, a 973 KB PDF. The name holds only this code, with no revision or laptop model, and the exact meaning of the BLBD suffix is not stated, so it could…

Schematic in PDF form for the ASUS X540UBR motherboard, revision 2.0. It covers the circuit used across the many CPU and memory builds of this model.

PDF schematic for the ECS B460H6-M14 motherboard, packed as a 1.24 MB RAR. The name gives no revision, so compare the version silkscreened on the board before using…

Schematic in PDF form for the Gigabyte GA-A320M-HD2 motherboard, revision 1.0, archived as a 1.32 MB RAR. The A320 name indicates an AMD AM4 chipset board.

Schematic for the GK5CXXT laptop motherboard, delivered as PDF pages inside a 1.32 MB RAR archive.

Lenovo E255 schematic delivered as a 928 KB PDF. Apart from the model, the name gives no motherboard number, manufacturer or revision, so check the first page of the…

Troubleshooting guide in PDF for the Samsung SM-A115 smartphone, archived as a 4.14 MB RAR.

Schematic diagram for the Vivo Y91 smartphone, delivered as a 1.7 MB PDF. It shows the circuit blocks of the phone such as power management, charging, display, camera…

Schematics for the OPPO F1 smartphone, delivered as a 1010 KB RAR archive. The diagrams help trace the battery connector, charging IC, power management outputs, display…

Compal schematic for the Acer Aspire E1-572, covering motherboard LA-B161P; the name gives no revision.

Compal schematic for board LA-A992P, a 1.09 MB PDF whose name states only the board number, without brand, model or revision.

Schematic in PDF format for a board with part number 6-77-W550SU10-D03A, a Clevo-style numbering for the W550SU design, packed in a 6.03 MB ZIP.

Schematic in PDF form for the Samsung Galaxy A10, model SM-A105F, about 1.82 MB. A smartphone schematic shows the power management IC, charging path, display and camera…

Schematic sheet in PDF format called RF1, 292 KB, whose name gives no device, manufacturer or board number.

Schematic diagrams for a Quanta board labelled TEL in the name, revision 3A, packaged as a 1.23 MB PDF.

Revision 0.1 schematic for the Compal LA-5155P main board, packed as an 894 KB RAR archive.

Samsung Galaxy A5 schematic for the SM-A500H, distributed as a 7.38 MB PDF. The name gives no board revision.

Schematic for the Nokia 2630, a slim basic handset, in a small 424 KB PDF. The file gives no board revision, so compare the board in hand with the drawings before…

Alternate PDF copy of the Quanta AT8 motherboard schematic at revision R1A, about 1.03 MB.

A 166 KB PDF for the 2SD1904 transistor, listed here as a schematic but by its name almost certainly the manufacturer data sheet.

Indexed as a schematic, this 91.5 KB PDF named 2SC4390 is most likely the datasheet of that NPN bipolar transistor.

A 107 KB PDF covering the 2SC4270, a JIS-numbered part. The 2SC prefix denotes an NPN transistor intended for high-frequency use.

Only the part number 2SC4168 identifies this 150 KB PDF, which carries a schematic label but is almost certainly a component datasheet.

Catalogued as a schematic, this 89.4 KB PDF bears the part number 2SC4133, a JIS designation for an NPN bipolar transistor, so its content is most likely the device…

A 135 KB PDF identified only by the part number 2SC3787. While the index files it as a schematic, the JIS designation 2SC indicates an NPN bipolar transistor, which…

Component document for the 2SC4809 transistor, filed under schematics but by its name and small size most likely a manufacturer datasheet.

Named for the 2SC2995, this 510 KB PDF is listed as a schematic but most likely holds the datasheet for a JIS-numbered NPN transistor, as the 2SC prefix indicates.

PDF datasheet covering the 2SB1651 PNP transistor, 40 KB. The _E suffix most likely denotes an English edition of the manufacturer document, though the file name does…

Small 39.6 KB PDF containing the datasheet for the 2sb1616, catalogued as a schematic entry.

Datasheet-style PDF for the JEDEC part number 2N7224, 64.1 KB, catalogued as a schematic.

Listed under schematics, this 188 KB PDF is named for the JEDEC part 2N5550 with an RE suffix whose meaning is unclear. No laptop, board code or revision is given.

Numbered 27512, this compact 97.8 KB PDF is listed as a schematic but names no brand, board or revision.

Datasheet-style PDF, 110 KB, carrying the part number 27l2048 and placed in the schematic category.

PDF of only 14.4 KB with the name 25C010, kept in the schematics section. By common naming, 25C010 refers to a 1 Kbit SPI serial EEPROM, though the file states no…

Part five of a multi-part PDF set labelled 16M-DRAM, filed as a schematic and only 145 KB, which suggests a short closing section.

Part 3 of a 16M-DRAM PDF series, 348 KB, catalogued under schematics. Apart from the 16-megabit DRAM label and the part number in the sequence, the name says nothing…

Schematic marked Sony GD1A in PDF format, 733 KB, with no VAIO model or MBX board number in its name.

PDF of 187 KB carrying only the name Richtek, a maker of power management ICs such as PWM controllers, buck regulators and charger chips common on laptop and desktop…

Schematic PDF for the ELCOTA project mainboard, board number 6050A2735801, revision MB-A01, archived as RAR.