Class H power supply schematic, version 0.2, fuse type, marked final, in a 1.39 MB PDF.

Schematic in PDF for the Sony APS-285 power supply unit, 4.84 MB, originally saved from a document-sharing site.

Small 117 KB PDF titled only BN44, filed as a schematic. BN44 is the Samsung part-number prefix used for power supply boards in its TVs and monitors, but the name gives…

Schematic PDF for board GK5MP5X, a Comet Lake-H design paired with an NVIDIA N18P-G62 graphics processor, in a 2.1 MB RAR archive.

Schematic in PDF form for the Philips 247E4LHAB monitor, model code 247e4lhab57, archived as a 4.47 MB RAR.

Catalogued as a schematic, this 80.2 KB PDF carries the code 249NQ135, which looks like a power diode or rectifier module part number, so a datasheet is the likely…

Schematic in PDF form for the Samsung power supply board BN44-00300A, with the name marked as tested, suggesting the drawing was checked against a real board.

Schematic in PDF for a Sony power supply with part number 1-474-218-11, designed by Delta as model APS-272.

Service schematic for the Bose AM15P, as named in the file, likely an amplifier or powered bass module from an Acoustimass-type speaker system.

PDF schematic for Quanta board DA0GC5MB8F0, project GC5, delivered in a 1.37 MB RAR. The name gives no revision or laptop model, so check the title block and compare it…

Portuguese PDF, 88.3 KB, on using a bench power supply (fonte de bancada), apparently converted from another document format. No device or model is referenced.

Datasheet for the STR-S6707, as named, a single 163 KB PDF. STR-series parts from Sanken are hybrid switching power supply regulators found in the primary side of older…

Merged PDF of application circuits for the STK41XX series, the Sanyo thick-film hybrid power amplifier modules used in many audio systems and mini components.

Datasheet PDF for the KIA324P with an additional F suffix in the name, 321 KB, filed under schematics.

Datasheet for the STR-G6351, a PDF of about 717 KB. The STR prefix belongs to the Sanken family of integrated off-line switching power supply regulators with a built-in…

Microchip PIC16HV540 datasheet in PDF, 1.48 MB. The HV designation refers to a high-voltage variant of the baseline PIC family designed to run from a wider supply range…

Short Persian-language PDF guide, saved from a web page, about current-draw testing. That is the practice of reading the power-supply current a board pulls to diagnose…

Datasheet for the Microchip PIC16LC74B, a compact 615 KB PDF. The LC prefix indicates the low-voltage version of the PIC16C74B, with an extended supply range suited to…

Schematic in PDF format for a Sony power supply unit, with part number 1-857-895-11, GD8 and the DPS-75WP supply designation in the name, 565 KB in size.

Large 962 KB PDF for the LM324P, the quad operational amplifier in a plastic DIP package, as the P suffix commonly indicates.

Service manual for the Samsung LA32A330J1N LCD television, a 17.1 MB PDF. Service manuals of this kind usually contain schematics, block diagrams, disassembly steps…

Schematic in PDF format for the AOC T2965M, a 4.46 MB document covering this AOC monitor and TV model.

PDF schematic of about 1.73 MB for a Powlicon PL8310D, a device identified only by brand and model in the name, with no board revision listed.

Large PDF guide on LCD and LED television repair, about 35 MB, filed as a datasheet although the name suggests a general training or reference manual rather than a…

LG 22LH20R television archive of 5.92 MB in RAR format. The name provides the model only, so the contents could be a service manual, a schematic or firmware, and they…

Service schematic for the television model KLV-40R562C, packaged as a 9.54 MB PDF. The name states only the model, without chassis or main board revision, so the opening…

Spanish PDF on solving power-on problems, a short 183 KB guide with no device, brand or board number given.

Service manual with schematics for the TCL L32D10 LCD television built on the MT23-LA chassis, provided as a 2.66 MB PDF.

Datasheet for the TPA6047A4, a Texas Instruments stereo audio power amplifier, provided as a 1.98 MB PDF.

Archive for the Gigabyte GA-8IDML20 motherboard, revision 2.0, in a 598 KB RAR. Gigabyte prints model and revision on the PCB, and they should match before the material…

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

Laptop schematic in PDF form, 822 KB, labelled G750JW with an RG suffix, which matches the ASUS ROG G750JW gaming notebook naming, though no brand field is given.

Apple iPhone reference in Spanish on current consumption and the I2C bus, a 2.84 MB PDF.

Small 26.2 KB PDF, filed as a datasheet, holding a schematic of a Class D amplifier rated around 200 W RMS that uses two MOSFETs in its output stage.

Schematics for the ASUS MW201U monitor, archived as a 9.33 MB RAR. Only the model is named, without board numbers or revision.

MSI MS-7313 desktop motherboard schematic, with the name indicating revision 1.2, stored as a 1.08 MB PDF.

Schematic of a 2.1 channel amplifier based on the TDA2030A, from Technical Mriganka, in a 416 KB PDF.

Atmel datasheet for the AT91SAM7S64, an ARM7TDMI microcontroller with 64 KB of flash, 2.57 MB PDF.

First part of a Nokia 5110 schematic set, a 746 KB PDF marked number 1, meant to be used alongside the second part of the same series.

Service schematic in PDF form for the Sony KLV-22P402B and KLV-22P412B LCD TVs, with chassis RB2TP and Sony document number 9-888-153-03, in a 4.70 MB RAR.