Datasheet for the 2N2484 in PDF format, 49.8 KB, indexed alongside schematics. The 2N2484 is an NPN silicon transistor known for low-noise, high-gain operation at small…

Circuit schematic for MSI motherboard MS-7B23, labelled version 12, as a PDF inside a RAR archive of around 3.3 MB.

Troubleshooting chapter, section 7, from the Samsung SM-B110E service manual, packed into a 3.10 MB RAR.

PDF bundle of Bose schematics, 1.53 MB in size, whose name lists no particular model, so the covered products must be confirmed by opening it.

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.

Compact archive referring to the NE5558 / SA4558 family part numbering, most likely a datasheet for a 4558-type dual operational amplifier.

Jetway 630TCF motherboard schematic in PDF format, roughly 498 KB, with no revision number in the name.

Troubleshooting archive for the Samsung I9500, the Galaxy S4, compressed as a RAR of about 16.4 MB.

PDF schematic for the Lenovo K4 Note smartphone, model A7010a48, about 1.5 MB in size. Phone schematics show the PMIC, charging circuit, display and camera connectors…

Generic troubleshooting PDF of 1.39 MB whose name gives no brand, model or board, so the device it covers must be checked inside the document.

Circuit schematic for the Xiaomi Mi 5 smartphone in a 1.09 MB PDF. The name provides no board revision or version details.

PDF schematic for the Samsung SM-G930F, sized at 3.71 MB. No board revision or additional variant information appears in the name.

PDF for the Samsung J5 Prime, 5.35 MB, with the brand name written in Persian in the file name.

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…

Nokia 6650 circuit diagrams in a 474 KB PDF document, for one of the early 3G WCDMA handsets.

Datasheet in PDF (236 KB) for the TL081, a single JFET-input operational amplifier widely found in audio gear, filters, power supply control loops and instrumentation.

The 2SD1879 is documented in this 94.5 KB PDF, indexed as a schematic yet most likely a manufacturer datasheet for the part.

Here the only information in the name is 2SJ525, a Japanese-standard part code where 2SJ marks a P-channel field-effect transistor.

Datasheet for the 2SD814 NPN transistor, a 42 KB PDF whose _E suffix probably indicates an English edition.

BVR boardview of the iPhone 7 logic board, 364 KB. The name does not say whether it covers the Qualcomm or Intel modem version, and the two layouts differ near the…

PDF datasheet for the 2SB1288, 41.4 KB, with an E suffix in the name that most likely marks an English-language edition.

The 2SB1221 transistor gives its name to this 50.0 KB PDF, which carries an _E suffix and is filed under schematics, but is most likely the component datasheet.

PDF datasheet for the 2N5457 N-channel JFET, 111 KB, filed under schematics. The RE suffix in the name is not explained and may mark a reissued or alternate vendor copy…

Studiomaster M1000 schematic, supplied as a 576 KB PDF. Studiomaster builds professional audio gear such as mixers and amplifiers, and a diagram like this is used to…

Windows installer for K-Lite Codec Pack Mega, version 18.4.5, 63.6 MB, in executable form.

PDF schematic whose name is only the code CDX-G1152U. That code matches the style of a Sony car audio head unit model, but the name gives no further revision or board…

Dell boardview for the board numbered 213026-SB, stored as a .GR file in a ZIP archive.

LG K430DSF smartphone schematic set, compressed as a ZIP archive of 8.00 MB. The DSF suffix usually marks a dual-SIM variant.

Troubleshooting guide in PDF for the Samsung SM-A105FN, the Galaxy A10 model code, contained in a 1.29 MB RAR archive.

Schematic file named kvxa21m83, a 9.44 MB PDF with no brand stated. The code resembles a CRT television model number, but check the cover sheet to confirm the maker…

Troubleshooting guide in PDF for the Samsung G900H, a Galaxy S5 variant, with Tshoo being Samsung's abbreviation for troubleshooting.

Troubleshooting archive for the Samsung SGH-T959V. The TSHOO suffix follows Samsung's naming for troubleshooting guides in service manuals.

Schematic set for the Samsung i9505, the Galaxy S4 LTE model, in a sizeable 29.0 MB ZIP.

BRD boardview of about 9.83 KB for an IO daughterboard labelled LSH501P, revision R10, with 1650 in the name, probably indicating a GTX 1650 model variant; the laptop…

Schematic archive for the BlackBerry 9981, the Porsche Design handset, sized 2.66 MB in RAR format. Nothing beyond the model number is given in the name.

Schematic diagram together with a service manual for the Lenovo A1000 phone, stored as a 657 KB RAR file. No board number or revision is given.

Service schematics for the Samsung SM-A217F, the Galaxy A21s, in a 9.69 MB RAR. Samsung service diagrams of this kind usually show the circuit sheets for power…

Apple iPhone 7 Plus logic board schematic in a 2.99 MB PDF. It is a key reference for tracing voltage rails, inspecting the audio codec, baseband and charging sections…

Logic block diagram for the Xiaomi Redmi 3A, with a Chinese title, supplied as a 738 KB PDF.

Schematic for the Compal LS-6098P sub-board, revision 1.0, archived in a RAR of roughly 40 KB.