Gigabyte GA-H81M-S motherboard schematic, revision 1.0, provided as a PDF within a 494 KB RAR archive.

PDF schematic for a board designated Z84FM, a variant within the Z84 code family. Nothing else is stated in the name: no revision, brand or laptop model.

Schematic PDF for PMP1012, a design marked as a TI-style power management reference design in the name.

PDF schematic for the Samsung GT-S3650, the Corby feature phone, at 741 KB. The name states no board revision.

Schematic in PDF format for the Wistron Newgate board 15205-1M, the version fitted with GDDR3 graphics memory, packed in RAR.

Small PDF, 376 KB, whose Spanish title means converters, with no device, brand or model in the name.

Second chapter of a Spanish course introducing cellular phones and their technology, saved as a 503 KB PDF.

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

Service schematics covering the Nokia 1112 and its 1112i variant, packed into one 645 KB PDF.

Datasheet in PDF covering the 93C76 and 93C86 serial EEPROMs, the 8 Kbit and 16 Kbit members of the 93-series Microwire family, in a single combined document.

H46Y board schematic supplied as a PDF within a RAR archive of about 1.43 MB. No brand, model or revision appears in the name, so check the code printed on the…

MSI MS-V379 schematic, revision 5.0, delivered as a PDF packed in a RAR archive. The file name gives only the board code and revision, with no product or GPU listed, so…

Document bl8092 in PDF form, 600 KB, filed among schematics. The file name contains only the part code, so the device and manufacturer are not indicated and the contents…

Service manual for the Xiaomi Redmi Note 3, model code 3Z, a 9.52 MB PDF. Phone service manuals usually cover disassembly steps, exploded views, spare part lists…

Schematic section in PDF covering the Wi-Fi, Bluetooth and GPS circuitry of a handset, with the file name doubling the .pdf extension.

Opening topic 1 of a Spanish course on mobile telephony fundamentals, a 343 KB PDF. No phone model or brand appears in the name.

Samsung SM-A207F repair solution document in PDF format, packed in a 3.61 MB RAR archive and indexed as a schematic. SM-A207F is the Galaxy A20s model code.

Samsung SM-E700H schematic in PDF format, a fairly large 12.8 MB file. Apart from the model number, the name gives no revision or extra information.

Samsung SM-J710F schematic in a 6.27 MB PDF. The name supplies only the model number, with no board revision or region.

PDF schematics for the Samsung SM-A910F, 2.59 MB in size. The file name states only the model number, with no revision or extra details.

Orange Pi board schematic for the Allwinner A20-based model, revision 1.1, in a 354 KB PDF.

Service schematic in PDF form for the Samsung E1282T, a basic feature phone, at 589 KB. The name gives only the model, so no board revision is stated.

Service schematic for the Nokia 6120 mobile phone, supplied as a 788 KB PDF. The name gives no board revision or issue number, so compare the diagram against the PCB…

Small PDF document for the STK412-150, a Sanyo hybrid power amplifier module used in many home audio systems and mini hi-fi units.

Schematic in PDF format for a design called R9550L, with V10 in the name most likely indicating version 1.0 of the drawing.

Schematic for the Samsung Galaxy Core Prime SM-G360F, provided as a 3.84 MB PDF with no board revision in the name.

Datasheet PDF, 312 KB, for the LM324 quad op amp, listed in the schematic category without a manufacturer in the name.

Nokia E50 schematic diagrams in a 3.80 MB PDF. Only the model is identified by the name, with no PCB revision, so verify the board version before trusting part…

Service documentation for the Audio Pro Ace Bass B1-45 subwoofer, going by the sub and sm tags.

ASUS ProArt Z690-CREATOR WIFI motherboard schematic, for the Intel Z690 platform, supplied as a PDF inside a 1.44 MB RAR archive.

Samsung SM-G361H schematic in PDF form, sized 3.17 MB, covering the circuitry of this Galaxy handset's logic board.

Electrical schematic for the Orange Pi Prime single-board computer, revision 1.0, as a 272 KB PDF.

A PDF schematic for the ASUS FX516R series, packed in a RAR archive of about 2.9 MB. The name gives no board revision, so compare the revision in the schematic title…

Schematic in PDF form for a BCi 450 W amplifier, marked 2R and dated 2013 according to the file name.

Compact 311 KB PDF schematic whose name suggests a bipolar transistor design, probably an audio amplifier, though the label 5_5bipolar_msg is cryptic and gives no brand…

Samsung SM-J500F troubleshooting document, the TSHOO tag in the name being Samsung's abbreviation for a troubleshooting section of a service manual, with 7 likely…

Indexed as a schematic, this 406 KB PDF lists the 93AA56, 93LC56 and 93C56 parts in A, B and C variants, which identifies it as a combined datasheet for a 2 Kbit…

PDF schematic covering the Gigabyte GA-F2A85XM-HD3 board at revision 1.01, compressed into a 782 KB RAR file.

Service manual PDF for the Audio Pro Ace Bass B2-50 subwoofer, named with the sub and sm tags.

PDF schematic, 312 KB, documenting the MS-V338 board at revision 1.3. Under MSI's numbering, MS-V codes identify graphics card PCBs, and rev 1.3 is an intermediate…