Nokia 5510 schematic diagrams in a 1.28 MB PDF, with no board revision noted in the file name.

Nokia 2610 schematics, version 1 according to the file name, delivered as a 1.87 MB PDF.

Service schematic for the Samsung Galaxy S5, model SM-G900F, in a 5.1 MB PDF. The SM-G900F suffix identifies a specific regional variant, so circuits may differ from…

Schematic for the Lenovo IdeaPad Z500 based on the Compal LA-9061P motherboard, with the VIWZ1 project code given in the name.

Schematic PDF for the Z360 notebook under project code QD-LL7A, a Calpella-platform design with discrete graphics, marked as an MB D3B drawing dated 0408A1.

Schematic for the Lenovo IdeaPad S9 and S10 netbooks, with an fl1 tag and a note about deleting a 0 ohm part, plus a date-like stamp 0607_1409.

PDF schematic covering the IBM ThinkPad T60, 1.19 MB in size. Only the model is named, so the exact board number, revision and graphics variant are not indicated.

Lenovo G470 schematic for the Compal LA-6758P motherboard, revision 0.1, delivered as a 3.02 MB PDF.

Dell XPS 15 circuit diagram marked version 1A, about 1.34 MB in PDF. Because the XPS 15 name covered several generations, the board number and revision inside the PDF…

Schematic for the Dell Vostro 1320 notebook motherboard, provided as a 1.42 MB PDF. The name hints at a version without specifying it, so look at the sheet title blocks…

Circuit schematic for the Dell Studio 1535 notebook, roughly 1.48 MB in PDF. A second copy of a different size is also listed, which suggests a different revision or…

Dell Latitude D620 motherboard diagrams in a 1.17 MB PDF. The file name names the model but supplies no board code and only an unnumbered Version label, so the revision…

Schematic for the Dell Studio XPS 1644 laptop in PDF format, 1.73 MB. The file name specifies the model only and states no motherboard number or revision, so check the…

Motherboard schematic for the Toshiba Portege M600 and M610, produced by Quanta under the BU1 project code at revision 1C.

Sony MBX-215 motherboard schematic for the M930 project, also labelled IRX-5100, at revision SB according to the name.

Asus repair guide for the X556UQK notebook, supplied as a 1.05 MB PDF. Asus repair guides are service documents that usually show the board layout, power-up sequence…

Pegatron P3HCJ schematic for the Acer Aspire R7-372T convertible, Skylake-U platform, revision 2.0, in a 3.34 MB PDF.

Compal LA-8203P schematic for the Acer Aspire M5-581TG, project Q5LJ1, revision 1.0, as a 1.46 MB PDF.

Circuit schematic for the Acer Aspire 1640, a Quanta-designed motherboard with project code ZL8 at revision 3A, supplied as an 820 KB PDF.

Schematic for the HP Pavilion dm1 built on the Quanta NM9 board, revision 1A, in PDF form at 929 KB.

HP Pavilion G4 schematic drawn on the Quanta R53 mainboard, revision 1A, in a 1.30 MB PDF file.

PDF schematic for the Wistron Shiba project at revision RSA, size about 1.20 MB. Shiba is a Wistron internal code name, and the file name gives no brand, chipset or…

Circuit diagram for the Compal LA-1701 notebook mainboard, marked revision 1.0, in PDF form at 1.25 MB.

Samsung GT-I9300 service schematic, a 1.50 MB PDF covering the circuitry of this Galaxy series phone. The name gives no board revision.

Schematic in PDF form for a board identified as SF20GM7 / MF50GM, revision v1.71, with the name also carrying Juana Manso, the name used for Argentine education-program…

Schematic covering the L645 and L650 notebook models, a 1005 KB PDF. The name holds no brand, board number, ODM or revision, so confirm the target from the title block…

Schematic PDF for a Lenovo laptop on Compal board LA-J781P revision 1.0, with FLAE1 being the Compal project code for this design.

PDF document filed under schematics for the KA2818 part, a 104 KB file whose name gives only the part number with no device or revision details.

ROHM document for the EMZ1, IMZ1A and UMZ1N parts, with the name also noting the SMD marking 1MZ1A, delivered as a 125 KB PDF and filed as a schematic.

Datasheet in PDF for the PZT2907A, a PNP small-signal transistor the file name rates at 60 V.

Part datasheet in PDF for the MPSW45, an NPN Darlington transistor, rated in the file name at 40 V and 1 A.

Datasheet in PDF for the MPSA44, a high-voltage NPN small-signal transistor. The file name gives only the part number, so ratings should be read from the document…

PDF sheet for the BC557 general-purpose PNP transistor, the name giving its minus 50 V and minus 100 mA limits, filed under schematics at 45.8 KB.

The 2SD1937 transistor is the subject of this 42.0 KB PDF, whose name ends with an _E suffix that is not explained.

The 2SD2337 is the part this 41.0 KB PDF documents, and as a 2SD number under JIS rules it is an NPN transistor aimed at low-frequency circuits.

Part-number document for the 2SJ561, stored as a 160 KB PDF and tagged as a schematic. In Japanese transistor numbering, 2SJ stands for a P-channel FET, so the content…

The file name 40cdq offers little beyond what looks like a component series prefix, with no model number grade, device, brand or revision attached.

PDF documentation, 716 KB, for the 24LC21 dual-mode 1 Kbit serial EEPROM, a chip widely used for EDID storage in displays.

Labelled 21FQ, this 44.9 KB PDF sits in the schematic category but states nothing about the device, board number or revision it relates to.

Circuit diagrams for the Z62H board in PDF format, roughly 809 KB in size, with no brand, model or revision stated in the name.