Repair guide in PDF format for ASUS X302LA and X302LJ notebooks, 1.83 MB, indexed with schematics.

Disassembly and reassembly procedure in PDF format, 2.63 MB, typically a chapter from a service manual.

Troubleshooting guide in PDF form, 2.28 MB, with no brand or model stated in the name. Sections of this kind in service manuals usually present fault flowcharts for…

Service schematic in PDF form for the TH50PV80D, a 50-inch plasma television model, about 10 MB.

Very large 70.9 MB PDF for the LG 32LF500B LED television. Given its size it is likely a full service manual with schematics, board layouts and exploded views, though…

Indexed as a schematic, the 2SD1723 PDF of 146 KB is a component sheet for one discrete transistor.

A 297 KB PDF describing the 2SC4251 transistor. The name contains just the part number, so the issuing manufacturer and revision must be read inside the document.

Component document for the 2SA1451A in a 230 KB PDF, categorised as a schematic. Under Japanese JIS conventions 2SA designates a PNP transistor aimed at high-frequency…

Datasheet-type PDF for the 2SA1357, sized at 177 KB and catalogued as a schematic. The file name gives only the part number.

Spanish microelectronics course in PDF form, 4.14 MB, without any specific device, brand or board named.

Scanned PDF of the September 2006 issue of AudioXpress, the audio electronics magazine, filed here under schematics.

Service schematic for the TH55CX700M television, a large 32.8 MB PDF that likely holds a complete manual with several board diagrams.

Schematic in PDF form for the Samsung Galaxy A50, model SM-A505F. The name states no board revision.

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…

A 43.6 KB PDF tied to the 2SD1820, including an E suffix that the name does not explain.

The 2SD1724 part number is all the name gives, and the 145 KB PDF is tagged as a schematic, though a file named this way is normally a transistor datasheet.

Covering the 2SD1047 without any suffix, this 125 KB PDF is filed under schematics but represents a single-component datasheet.

The 2SC3040 appears in the name of this 107 KB PDF, which is indexed among schematics and probably holds that part's datasheet.

Reference datasheet for the 2SB1617 PNP transistor, supplied as a 213 KB PDF. Following Japanese JIS numbering, 2SB parts are PNP bipolar transistors for low-frequency…

Document for the 2SB1290 in PDF form, 57.9 KB, with a _1-2 suffix that possibly indicates a section or revision; the name does not say.

The 2SB1140 is covered by this 103 KB PDF, catalogued in the schematic section. Japanese JIS numbering assigns 2SB to PNP transistors meant for low-frequency service, so…

Fourth chapter of a Spanish cellular-phone course, dealing with cloning or unlocking, saved as an 863 KB PDF.

Cover page of the Samsung SM-A325M service manual, a small 162 KB PDF. This section usually carries only the model name, manual title, revision and copyright notice…

Schematic in PDF format, 14.1 MB, carrying the part number MFL71433001 together with LB9KBLG9KB and 43LT340C0TBGB, which appear to identify an LG television service…

Repair guide in PDF format for the ASUS K42JR notebook, packed in a 387 KB rar archive.

Lenovo S60T schematic diagrams in a 1.10 MB RAR archive, with no service manual mentioned in the name and no board number or revision given.

Troubleshooting chapter from the common Samsung SM-M307F service manual, a 2.02 MB PDF for the Galaxy M30s.

Service schematic in PDF format for the Samsung Galaxy A7 SM-A700H, about 790 KB. Samsung phone schematics cover power management, battery and charging, the display…

Service schematic for the Samsung Galaxy J7 Core, model SM-J701F, in a 593 KB PDF. Phone schematics like this let a technician follow power rails from the PMIC, trace…

Repair guide in PDF format for the ASUS K55DE notebook, 616 KB, indexed under schematics.

Schematic in PDF for the Samsung UA19F4000AR, a small LED TV, on chassis U86B, about 12.2 MB.

Schematic PDF for the Nokia Asha 200 mobile phone, about 1.8 MB. The name gives no board revision.

Service schematic for the Acer Aspire 4553 and 4625, based on the Quanta ZQ2B design, revision 1A, 1.07 MB PDF.

Troubleshooting chapter for the Samsung GT-S7580 and GT-S7582 phones, section 7 of the service manual, in a 3.08 MB PDF.

Datasheet for the 2SD612K transistor, a 303 KB PDF listed in the schematic section. The K at the end belongs to the type number and indicates a variant of the 2SD612…

Filed under schematics, though the file name is simply the JIS part number 2SD1903, so expect a component datasheet in this 131 KB PDF.

Reference PDF for the 2SD973, 53.5 KB, with an _E suffix the name leaves undefined. It sits in the schematic category, but the JIS 2SD prefix marks an NPN transistor for…

PDF of about 63 KB for part 2SC4618, with a trailing h in the name whose meaning is not stated and may denote a variant or document version.

Named 2SC5569 and weighing 50.3 KB, this PDF sits in the schematic category but refers only to a transistor part number.

Schematic package for the Samsung SM-M146B smartphone, provided as a 2.07 MB ZIP. Phone service schematics show power rails, PMIC outputs, charging and display…