Reference sheet for the 2SA1689 in PDF format, 74 KB, indexed as a schematic despite a file name that indicates a standard transistor datasheet.

Reference PDF for the 2SA1127 transistor, 41 KB, filed in the schematic category, with an _E suffix in the name whose meaning is not stated.

Spanish PDF course topic about diagnosing and fixing software faults on mobile devices, 541 KB in size and seemingly identical to topic 7 in the same series.

PDF schematic for the Gigabyte GA-H81M-S2PH at revision 1.01, compressed in a 570 KB RAR.

Common troubleshooting document from Samsung for the SM-J610F, the Galaxy J6 Plus, as a 7.05 MB PDF; the trailing 7 is probably a section number.

Repair guide in PDF form for the K43SA notebook, filed under schematics at 342 KB. Documents of this kind usually walk through power-on sequences, typical failure…

Datasheet PDF, about 49.6 KB, for the 2SK2632LS. The 2SK2632 core number follows JIS naming for an N-channel FET, and the LS suffix identifies a specific variant…

About 90 KB in size, this PDF carries only the 2SK2091 part number and is likely the datasheet for that N-channel field-effect transistor, despite being filed as a…

Datasheet for the 2SK1459 transistor in a 118 KB PDF, categorised as a schematic. The 2SK prefix follows Japanese semiconductor designation for N-channel field-effect…

At 235 KB this PDF for 2SC4439 is one of the more detailed files in the set, likely carrying graphs as well as rating tables.

PCB document named VDBL Multi, a 4.16 MB PDF that likely holds layouts for several board variants of a VDBL style amplifier design, as the multi tag suggests.

Schematic for the Xiaomi Mi 5 smartphone in a 1.09 MB PDF, likely an English-titled copy of the circuit diagrams also found under a Chinese file name.

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.

Schematic in PDF form for the ASUS ROG GL702ZC gaming laptop, mainboard revision 2.1. It gives full circuit diagrams for tracing power rails, checking power sequencing…

Troubleshooting chapter 7 in PDF from the service documentation for the Samsung Galaxy SM-A510FD, the dual-SIM variant, 1.25 MB.

Datasheet-type PDF for the 3SK271, around 32.7 KB, catalogued in the schematic category.

Filed under schematics, this 84.0 KB PDF carries only the part number 2SD1153 in its name and should be a transistor datasheet.

PDF reference, about 137 KB, for the 2SC4614 transistor. Although categorised as a schematic, a bare part-number name like this normally indicates a datasheet rather…

For the 2SC5450 there is a 41.0 KB PDF, filed as a schematic, most likely holding the datasheet of this NPN transistor from the Japanese 2SC family.

PDF datasheet for the 2SA1327A, around 176 KB, where the A suffix marks a variant of the 2SA1327 type.

Third edition of a beginner's guide to reading schematics, a 3.33 MB PDF. It is an educational text rather than a diagram for a specific device.

Schematic in PDF form for the AMD Radeon RX 480 graphics card, compressed into a 1.67 MB RAR archive.

Samsung GT-I9300 Galaxy S III troubleshooting document, chapter 08 of the service manual by its name, as a 13.6 MB PDF.

Schematic diagram in PDF form for the Dell OptiPlex 990 in its ultra small form factor, board code name Katsiki, revision A00, packed in a RAR.

Reference PDF for the 2SC5227 transistor, 128 KB in size and indexed under schematics. The 2SC designation follows the JIS convention for NPN bipolar parts.

Only the code 47CTQ020 identifies this 129 KB PDF, filed as a schematic without any brand, model or board number.

Combined data document for the BD135, BD137 and BD139 transistors, filed under schematics, 51.0 KB in PDF form.

Component sheet in PDF format, 47.7 KB, named for 2PC4081, probably revision 4 of the document.

PDF schematic for the Quanta N91C project with board number DAN91CMB6D0, delivered in a 1.03 MB RAR archive.

Circuit schematic for the ASUS Pro Q470M-C business-class micro-ATX motherboard based on the Intel Q470 chipset, in PDF form packed into a 1.22 MB RAR file.

Schematic in PDF form for a board identified only as DH61WW, a name that matches Intel desktop board naming for the H61 chipset family, though the file name itself gives…

Schematic in PDF format for the board 71R-E14RV6-T830, packed in a 1.11 MB RAR archive.

Circuit diagram in PDF format for the TCL power supply board SHG5504B09-101H, about 788 KB, labelled with the Russian word for schematic.

Motherboard schematic for the HP Pavilion DV2000 built around the Intel 945 chipset family, supplied as a 1.84 MB PDF.

Repair guide in PDF form for the Xiaomi Redmi 3Z and Redmi Note 3, with the Chinese title indicating component-level service instructions.

Disassembly guide for the Samsung Galaxy SM-A800F in a 1007 KB PDF, taken from the service documentation rather than a circuit diagram.

PDF document for the 2SD2028, 91.1 KB, filed in the schematic category. Only the part number is given.

The 3SK304 is covered by this 25.9 KB PDF, listed as a schematic though it is expected to be a component datasheet.

An 80.6 KB PDF named after the 3SK265, filed under schematics but most likely a datasheet for that single device.