RAR archive of about 6.62 MB holding a schematic together with a service manual for the Samsung GT-I9205 smartphone.

PDF schematic named only U400D, about 814 KB in size, with no brand, board number or revision in the name.

Schematic in PDF for laptop motherboard 18803-1, a number following the Wistron ODM pattern; the name gives no laptop model.

Schematic diagram for the ASUS M3400QA laptop motherboard, revision 2.0, in a 3.28 MB PDF.

At only 34.4 KB, this PDF is a short reference for the 2SD1913 transistor. Under Japanese JIS part numbering the 2SD prefix identifies an NPN device for low-frequency…

A small 40.3 KB PDF for the 2SK2867, filed as a schematic; the modest size suggests a short datasheet or summary page. The name contains nothing but the part number.

Identified solely as 2SJ257, this 96.0 KB PDF most likely documents a P-channel FET, the device class assigned the 2SJ prefix in the JIS system.

Very small at 26.8 KB, this PDF is identified only as 2SC4826, a JIS transistor code in which 2SC marks an NPN type.

An 80.4 KB PDF covering the 2sb1260 transistor, listed in the index under schematics. No maker, package or device model is given in the name.

PDF of about 228 KB for the 2SA1297 PNP transistor, the 2SA prefix being the Japanese JIS designation for that device class.

Component sheet for the 2SA1723, an 80.1 KB PDF. The name holds only the part number, so no equipment model or board revision can be attached to it.

Short 41.2 KB PDF for the 2SA838, with an _E suffix that may indicate an English edition of the datasheet, although the name alone cannot confirm this.

Brief PDF document of 25.6 KB named 2pg351, listed as a schematic. Apart from the part-like code, the name carries no model, brand or revision, so treat it as a short…

Small PDF of 46.9 KB filed as a schematic and named for 2N1711, a JEDEC-numbered discrete semiconductor designation.

A short 87.3 KB PDF for the 1SS403. It sits in the schematic category but reads as a component datasheet, because 1SS is the Japanese designation family for small-signal…

Component PDF for the 1SS391, 69.0 KB, stored with the schematics. The filename carries only the part number and an underscore, so there is no laptop model, board…

Component datasheet for the 1N4936, filed under schematics and stored as a 45.5 KB PDF.

A 115 KB PDF filed under schematics and named for the 2KBB series, which looks like a component family designation rather than a motherboard or device model.

The name of this 237 KB PDF is just the number 2416, and it is filed as a schematic without any brand, model or revision.

Code 52CPQ030 is the only information in the name of this 69.9 KB PDF, which is filed under schematics. No laptop model or board number is mentioned.

PDF reference of 45.5 KB carrying the name 35scgq060, indexed under schematics. The code appears to be a component part number; no model, manufacturer or board revision…

A 309 KB PDF listed under schematics and identified only by the code 22DGQ045. No device model, board number or revision appears in the name, and the string looks more…

Short 77.9 KB PDF in the schematic section, named only 22CGQ045, with no brand, model or board revision given.

Code 20ETF-HV is the only information in the name of this 99.5 KB PDF, which is catalogued as a schematic. It gives no brand, model, board number or revision.

Schematic PDF of 328 KB whose name, 8CLJQ045, reads like a component or part code and gives no laptop model, brand or board number.

Schematic for Compal motherboard LA-G871P, supplied as a PDF inside a 651 KB RAR archive. The name does not give the laptop brand, model or revision.

IBM ThinkPad R31 schematic in PDF, a compact file of about 1022 KB. Only the model appears in the name, with no board number or revision, so verify against the labels on…

Schematic of the IBM ThinkPad A31 motherboard, saved as a PDF of around 1.00 MB. The file name states the model only and gives no board number or revision, so compare…

Samsung SM-F700U schematic diagrams, about 2.06 MB in a ZIP archive, for the US version of the original Galaxy Z Flip. The name gives no board revision.

PDF schematic in a 2.16 MB RAR archive for board 14238-1, a number following the Wistron pattern.

Compressed schematic set for a Samsung device identified only by the model code T970, a code that probably belongs to a Galaxy Tab family.

Topic 6 of a Spanish smartphone repair course, focused on diagnosing and solving hardware faults, in a 308 KB PDF. No model or board number is stated.

Spanish course section 3.6 about the professional soldering station, part of a chapter on workshop equipment, in a 320 KB PDF. No specific product model is named.

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

Front camera schematic for the Samsung SM-A21s, PDF, 3.82 MB. It shows the selfie camera connector together with its power rails and data connections to the main board.

Display section of a phone schematic saved as PDF, part of a series of pages around 4.78 MB, with no device model in its name.

Schematic in PDF format named only with the number 17823, with no brand or model stated.

PDF titled BOT, catalogued as a schematic and 232 KB in size; the name gives no model, brand or board number.

Toshiba Satellite PDF of about 224 KB titled as covering capacitor failure. The name gives no specific model, board number or revision, so the document likely describes…

Circuit diagram in PDF for a board identified as SN3 with the code name SHINAI-3, a 1.16 MB file.