A 90.1 KB PDF labelled 24C02 with a _3 suffix, likely one of several copies of a datasheet for this 2 Kbit (256-byte) I2C EEPROM.

Datasheet PDF of 286 KB covering the 24AA515, 24LC515 and 24FC515, Microchip serial EEPROMs of 512 Kbit (64 KB) on the I2C bus.

PDF component document of 164 KB for the 23c010 part. Within the common 23C naming scheme this denotes a mask ROM, with 010 typically standing for 1 Mbit, though the…

Named only 20ETS, this 72.2 KB PDF is filed under schematics and describes no specific device, board number or revision.

PDF schematic of 852 KB named only ME4812, which gives no clear indication of the brand, device or board revision it covers.

PDF schematic of 1.26 MB labelled M920 with a PVT tag, meaning the Production Validation Test stage of the design, which is usually close to the final mass-production…

PDF schematic, 915 KB, for a board coded M9A0 with an MP tag, which marks the Mass Production revision, the final released design.

Part list document 1304-4322 for the F32, revision 2, provided as a 664 KB PDF. No manufacturer or device category appears in the name, so confirm the F32 designation on…

Spanish PDF numbered topic 5 on disassembling mobile terminals, roughly 954 KB, part of a phone repair training series. It does not name a specific handset.

Section 3.5 of a Spanish repair course on the ultrasonic cleaning tank, a 395 KB PDF within the workshop equipment chapter. No device model is given.

Spanish-language guide titled Principales fallas en celulares, the main faults in mobile phones, a 1.34 MB PDF not tied to a specific model or brand.

Cover page of a service document, only 44.5 KB in PDF form; the name gives no brand or model information.

Schematic PDF with an uninformative single-letter name, B, so neither the device, the brand nor the board number can be determined from the name.

Troubleshooting chapter, 2.39 MB PDF, with no device or brand named in the title, so the covered model must be confirmed by opening it; it likely belongs to a split…

PDF with diode mode measurements for the A30, presumably the Samsung Galaxy A30, though the name does not name the brand.

Schematics for the Samsung SM-A127F, the Galaxy A12 variant code in the name, supplied as a 7.06 MB RAR archive.

Schematic set for the Sony Xperia Z Ultra smartphone, supplied as PDF inside an 18.3 MB RAR archive.

Generic file named index2, a very small 20.9 KB PDF catalogued as a schematic. The name reveals nothing about the device, brand or board, so open it and identify the…

Schematic of a 1000 W audio power amplifier rated into 2 ohms, marked R2, RLVA SE1, 2012 revision 1, in a 110 KB PDF.

Soft start circuit schematic, saved as a 1.78 MB PDF; the note in the name indicates it was converted from another format.

Electrical part list for the Samsung SM-A705FN, a Galaxy A70 variant code, in a 433 KB PDF taken from the service manual.

Main board schematic for the Redmi K40 Pro smartphone, an 858 KB PDF. Phone schematics show the PMIC, charging circuit, battery connector, display and camera lines and…

Samsung Galaxy A21s schematic, model SM-A217F, a compact 558 KB PDF whose name includes a copy suffix.

SMD catalog in PDF form, 3.04 MB, listed under schematics but by its name a reference for surface-mount components rather than a circuit for a particular device.

Schematic PDF for the Sony board numbered 1-689-604-12, 1.30 MB. Part references in the name are PQ12DZ5UJ00H, UC3854BN and MCZ3001D, pointing to a power supply design.

Schematic diagram for the Vivo Y91 smartphone, delivered as a 1.7 MB PDF. It shows the circuit blocks of the phone such as power management, charging, display, camera…

Troubleshooting guide in PDF for the Samsung I9060 handset, with Tshoo being Samsung's usual short form for troubleshooting.

PDF schematic document for the Samsung SM-G130E, with no other details in the name beyond the model code.

Samsung schematic set for the SM-A415F phone, packed as an 8.6 MB RAR archive. This model code belongs to Samsung's Galaxy A series.

PDF schematic for an FL1 project, marked as a new version dated 0319 at revision R1A, about 997 KB.

Schematic PDF titled only DK1, about 1.37 MB, with no brand, model, board number or revision in the name.

Schematic PDF named only N69, which gives no brand, board number or revision. The file is 1.69 MB, so open it and check the title block and page headers to identify the…

Bematech BR-310 manual in PDF format, 443 KB, for a model in the Bematech BR line of barcode scanners used at retail checkouts.

Schematic PDF of 352 KB for a device labelled J700, which matches the Samsung Galaxy J7 model family, though no full model code or regional suffix is given.

Schematic archive for the Xiaomi Mi Pad, development code name mocha. The diagrams should show the power management, charging, display, memory and connector circuits…

Schematic archive labelled P40, 1.09 MB zip, with no brand stated in the listing. P40 is a common model name used by several makers, so open the archive and confirm…

Schematic for a TOPSTAR N01 device, revision A, dated 16 July 2008, stored as a PDF inside a 1.03 MB RAR archive.

Service manual for the Samsung SM-A115F, the international Galaxy A11, delivered as a 21.8 MB PDF credited to Anibal Garcia. The name is in Spanish.

Spanish electronics publication El mundo de la electronica, issue 15, a PDF of 1.51 MB.

Nineteenth issue of the Spanish series El mundo de la electronica, a 1.70 MB PDF aimed at learning electronics.