Circuit diagram for the Samsung GT-S7500, provided as a 4.66 MB PDF, with no board revision stated.

Nokia 7370 schematics provided as a 2.98 MB PDF. Beyond the model number the name carries no revision or version details, so the PCB marking should be compared with the…

Schematic diagram set for the Nokia 6300 mobile phone, supplied as a 16.1 MB PDF. The file name gives no board number or revision, so compare the PWB code printed on the…

Schematic drawings for the Nokia 5500 phone in a 1.31 MB PDF. The name lists only the model, with no board code or revision stated.

Schematics for the Nokia 3600 handset in a 1.31 MB PDF. The extra s in the name is unexplained and no board version or revision is given.

Schematic set in PDF covering the Nokia 6101 and 6102 mobile phones, two closely related clamshell models that share one circuit package here.

Nokia 3300 service schematics, a 2.05 MB PDF covering the handset circuitry. The file name identifies only the model, with no revision or board number, so verify against…

Nokia 2300 schematic diagram, a PDF of 317 KB with no revision or board version mentioned in its name.

Lenovo laptop schematic for the NM-A281 mainboard, an LCFC design, supplied as an 878 KB PDF whose name carries no revision.

Schematic named 45IIX with no brand, model or board revision readable from the file name, so treat identification with care.

Schematic for the Lenovo Z360 laptop built on the LL7A board, covering the discrete graphics version at revision 1A, in PDF form.

Compal schematic for the Lenovo XR150, board LA-2201 with project code DCL55 at revision 3.0, in PDF format.

Schematic drawing set for the IBM ThinkPad T40 in PDF format, 1.08 MB. Beyond the model, the name provides no board number, revision or configuration details.

PDF schematic labelled UL20A, a 1.32 MB circuit diagram for the notebook mainboard carrying that model designation; the name gives no board number, revision or brand.

Motherboard schematic for the K42JV notebook, revision 2.0 as stated in the file name, supplied as a 2.44 MB PDF.

ASUS F5Z laptop schematic, an 863 KB PDF identifying the model but not the board revision or number.

Schematics for the Sony PCG-FR310 notebook, built on the MBX-80 mainboard that Quanta designed under the NE5 project code.

Small schematic covering the touchpad board for the Sony MS70 project, associated with the MBX-160 mainboard, at revision 0.20.

Sony laptop schematic in PDF for the Quanta-designed GD1B platform, carried under Sony board number MBX-177A.

Schematic for Sony motherboard MBX-187, also carrying the IRX-5040 code, delivered as a compact 735 KB PDF.

Mainboard schematic tagged HK5 with the note mb-pvt-0202a, indicating a production validation test build and an internal date or version code; no brand or board number…

Schematic diagram for the Apple iPhone 4S, supplied as a 1.34 MB PDF. It is useful for following signal paths and supply lines, locating the circuits behind faults such…

PDF schematic for the HP EliteBook 8540p and 8540w family as named, built on Compal board LA-4902P, revision 1.0.

Schematic in PDF for the Gigabyte H410M H V3 desktop motherboard, revision 1.1. The drawings cover the circuits of this board, so a technician can follow CPU and memory…

Schematic PDF of about 990 KB with a generic messaging-app style filename that gives no model information, though board number 6050A2364601 has been identified for it.

Schematic diagram for the HP NX6120 notebook in PDF format, 941 KB. Only the model is given in the name, with no board number, ODM project code or revision, so check the…

PDF schematic labelled only CQ32, which most likely refers to the HP Compaq Presario CQ32 notebook, though the name gives no board number, ODM or revision.

Repair guide for the G750JH gaming notebook, RG in the name, in a 999 KB PDF. Such guides typically show the mainboard with highlighted parts, expected voltages at test…

Reference PDF for the 74LVC00A quad 2-input NAND gate, a larger 517 KB edition that likely includes several package options and detailed timing tables.

Reference for the FGH40N60SFD IGBT, with the name stating 40 A and 600 V, supplied as a 463 KB PDF.

Datasheet-style PDF for the BU2508DX, roughly 80 KB, indexed under schematics. This is a well known horizontal deflection transistor for CRT TVs and monitors, and the D…

Another copy of documentation for the 2SD1458 NPN transistor, stored as a 48.8 KB PDF under a lowercase file name.

The name 2sd1455 refers to a JIS-registered NPN transistor, and this 53.0 KB PDF is most likely its manufacturer datasheet, although the index lists it as a schematic.

PDF document for the 2SK2775, filed under schematics although the part number points to a component datasheet rather than a board drawing.

Component document for the 2SK2611, a part number in the Japanese JIS scheme where the 2SK prefix marks an N-channel field-effect transistor.

Reference PDF for the 2SK2459N, sized 133 KB and indexed as a schematic, though the JIS-style name points to a single-component datasheet for an N-channel FET.

The name 2SK1446LS marks this 32 KB PDF as covering an LS-suffixed version of the 2SK1446.

Datasheet-style PDF for the 2SK669, a part number in the JIS 2SK series used for N-channel field-effect transistors, listed in the index as a schematic.

Catalogued as a schematic, this 93.1 KB PDF is named only after the part number 2SJ281, which follows the Japanese JIS scheme where the 2SJ prefix denotes a P-channel…

At 294 KB, this PDF is larger than its neighbours but still identified only by 2SJ167, a Japanese JIS number for a P-channel field-effect transistor.