Nokia 6680 circuit schematics stored as a 1.48 MB PDF for this 3G Symbian phone. The name carries no board number or revision, so compare your main board marking with…

A compact 136 KB PDF for the 2SK2989, listed as a schematic yet by name a discrete transistor document. Under the JIS convention 2SK marks an N-channel FET.

Listed under schematics, this 133 KB PDF named 2SC5108FT appears to be the datasheet for an FT-suffixed variant of the 2SC5108 transistor.

A 92.1 KB PDF labelled 2SC4106 and placed among the schematics. The name carries no model or board number, only the part designation; in the Japanese JIS/JEITA system…

Compact 39.7 KB PDF on the 2SB1370, indexed as a schematic though it documents one discrete device.

PDF repair guide for the ASUS UX31E, catalogued under schematics. Asus repair guides typically contain block diagrams, power sequence notes, troubleshooting flowcharts…

Schematic in PDF format for the Mo-1225 analog oscilloscope, with the file title in Portuguese.

Service manual in PDF for the Samsung SM-T211, the Galaxy Tab 3 7.0 tablet variant. Samsung service manuals typically include schematics, PCB layouts, disassembly steps…

Indexed as a schematic, this 33.2 KB PDF is named after 2SC5669, a Japanese-standard NPN bipolar transistor designation, which points to a datasheet for a single…

Component documentation for the 2N7222, a 227 KB PDF filed under schematics; the 2N prefix indicates a registered discrete semiconductor, so expect a datasheet rather…

Schematic in PDF format for the Samsung Galaxy J6, model SM-J600F per the J600F code, packed in a 3.54 MB RAR.

Samsung SM-G930F schematic in PDF format, 3.71 MB. Service schematics of this kind map the PMIC outputs, charger circuitry, display connector, camera, audio and radio…

Circuit diagrams for the Nokia 7610 Symbian camera phone, stored as a 1.31 MB PDF. The name gives only the model, without a board number or revision, so check the main…

Full schematic in PDF for the ASUS GL702VT laptop, revision R1.0, 9.75 MB. No motherboard part number appears in the name, only the model and revision.

Lenovo K860 schematic diagram and service manual, distributed as a 752 KB RAR archive. The filename states no board number or revision.

Schematic for the Samsung Galaxy A8, covering model codes SM-A800I and SM-A800F, in a 581 KB PDF.

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…

PDF documentation for the 2SK1731 discrete semiconductor, roughly 90 KB in size. Japanese 2SK numbering identifies it as an N-channel FET; the name says nothing about…

Reference sheet for the 2N3772 in a small 14.8 KB PDF, listed as a schematic but in practice a datasheet for a 2N-numbered transistor.

Microchip 24LCS22A documentation, 317 KB in PDF, indexed as a schematic but in reality the part datasheet.

Revision R0.4 schematic for the Compal LA-2451 notebook mainboard, distributed as a 1.22 MB RAR file.

Listed under schematics, the 2SD2100 PDF of 144 KB is in practice a reference sheet for a single discrete part.

Labelled only 2SJ254, this 93.0 KB PDF is filed as a schematic but almost certainly describes one discrete component: the 2SJ prefix in the JIS system denotes a…

PDF datasheet of 85.9 KB covering the 1N5221 through 1N5279B zener diodes, indexed under schematics. The B in the range name points to the tolerance grade documented.

Service manual for the BenQ MX750 projector, a 5.94 MB PDF catalogued under schematics.

Quanta ED2 motherboard schematic, UMA edition, version 1C and revision C2A, provided as a roughly 1007 KB PDF.

Schematic PDF for the Samsung Galaxy A10, model code SM-A105F, in a compact 1.82 MB file.

Schematic set for the Meizu MX4 smartphone, packed in a 1.32 MB zip. Phone schematics like this cover the PMIC, charging and battery circuits, display, camera and RF…

ASUS M81C schematic diagram and service manual, compressed into a 1.57 MB ZIP. The name names only the model, without revision or hardware variant.

Schematic diagram and service manual for the Lenovo A820 smartphone, in a 643 KB RAR archive. No mainboard number or revision appears in the name.

Circuit diagrams for the Nokia N82 camera smartphone, stored as a 2.39 MB PDF. Only the model appears in the name, without board number or revision, so compare the label…

Schematic in PDF format for the Nokia 7650, one of the early Symbian camera phones, 1.81 MB in size.

Service schematic for the Nokia N79 slider phone, supplied as a 6.39 MB PDF document. The pages are useful for following power distribution from the battery and power…

Reference sheet in PDF format, 236 KB, describing LVDS connector pinouts. The name names no device or panel model, so treat it as a generic guide to low-voltage…

Service manual for the Samsung SM-N985F, the Galaxy Note20 Ultra model number, in a 3.89 MB PDF.

Service manual for an induction appliance, distributed as a 3.39 MB PDF and listed under schematics.

PDF schematic for the Samsung SM-F415F smartphone, packed in a 2.50 MB ZIP archive. Phone service schematics show the power management circuitry, charging path, battery…

Schematic (esquematico in Spanish) for the Samsung Galaxy A12, model SM-A125F, in a 7.87 MB RAR archive.

Schematics for the BlackBerry 9500 phone, the Storm GSM model, in a compact 780 KB RAR. The name lists only the model, without board number or revision.