Schematic in PDF format for the Toshiba Satellite L640, drawn for the Quanta TE2 board numbered DA0TE2MB6F0.

Service schematic for the Dell Inspiron 3521, built on the Compal VAW00 platform with motherboard LA-9104P.

Schematic document for the Huawei Honor 4x smartphone, provided as a 1.16 MB PDF; the name gives no board number or hardware revision.

Service schematic PDF for the Samsung Galaxy J7 handset with model code SM-J730FM, 3.34 MB in size.

Schematic PDF for the Compal LA-A972P motherboard, with no laptop model or revision stated in the name.

Schematic PDF for the ASUS K42F notebook, revision 2.0 of the mainboard. The drawings help with locating charger and power-sequencing circuits, tracing main and standby…

Schematic diagram in PDF for the Lenovo ThinkPad T420s, roughly 1.16 MB. The name gives no board number or revision, so confirm the motherboard version against the…

Service schematic for the Nokia E65 slider phone in a 620 KB PDF, likely the first or main sheet set alongside a separate second file.

Third schematic document for the Nokia N90 swivel-camera phone, a 4.16 MB PDF. The name states neither board code nor revision, so confirm the PCB markings against the…

Circuit diagrams for the Nokia N82 camera smartphone, stored as a 2.39 MB PDF. Only the model appears in the name, without board number or revision, so compare the label…

Schematic in PDF format for the Nokia 7650, one of the early Symbian camera phones, 1.81 MB in size.

Service schematic for the Nokia N79 slider phone, supplied as a 6.39 MB PDF document. The pages are useful for following power distribution from the battery and power…

Nokia 6650 circuit diagrams in a 474 KB PDF document, for one of the early 3G WCDMA handsets.

Nokia 6030 handset schematics stored as a 942 KB PDF. Beyond the model number the name gives no revision or board identification.

Sony mainboard schematic for MBX-237, version 030 according to the name, delivered as a 2.68 MB PDF.

Circuit schematic in PDF for Sony board MBX-202, identified by the M790 code, about 788 KB.

Acer Aspire 5220, 5220G, 5520 and 5520G schematic in a 744 KB PDF; the name gives no ODM, board number or revision, so open the title block to identify the mainboard it…

Acer Aspire 4520 series schematic from Quanta, project ZO3, board DA0ZO3MB6E0, revision 1A, in a 993 KB PDF.

Schematic for the Quanta AT5 laptop mainboard at revision R1A, supplied as a 1.22 MB PDF.

Circuit diagram for the Lenovo ThinkPad R61 on the DAV3 GENBU5W board design, revision 5.13, in PDF form at about 1.28 MB.

PDF schematic for the SM7635 processor, as the name indicates, without any handset or board number given. At 1.97 MB it is readable in any standard PDF viewer.

Schematic PDF for Wistron motherboard 18803-1, about 6.4 MB, with no laptop model named in the file.

Schematic for the HP Evo 620 notebook, delivered as a 1.32 MB PDF. The name provides only the model, with no motherboard number, ODM project or revision, so check the…

Repair guide for the P553UJ notebook, abbreviated RG in the name, in a 726 KB PDF. These guides normally combine board photographs, component locations, typical voltage…

Reference sheet for the 2SC2330, which the name marks as an NPN transistor, stored as a 431 KB PDF and filed under schematics.

The 2SD2634 transistor is described in this 30.7 KB PDF, classified as a schematic though the name points to a datasheet.

Part data for the 2SD1805, supplied as a 96.5 KB PDF and categorised as a schematic. The name states nothing beyond the type number.

PDF sheet of roughly 41.8 KB for the 5LP02M part, filed under schematics. Only the part number is given; by the series pattern the LP letters likely signify a P-channel…

Component sheet for 5HP01C, a 26.8 KB PDF without any laptop, brand or board number in its name.

Combined datasheet PDF of 210 KB covering the 4N25 to 4N28 and 4N35 to 4N37 optocouplers, although indexed as a schematic.

Small 21 KB PDF covering the 4N39 optocoupler, catalogued as a schematic. The name states only the part number, so the content is most likely a brief datasheet with…

Datasheet covering the 4N35 to 4N37 family of optocouplers, stored as a 276 KB PDF and catalogued as a schematic.

Compact 38 KB PDF datasheet for the 2SD2142K, an NPN transistor named in the Japanese JIS scheme, where the trailing letter marks a specific package or variant.

PDF of about 25.4 KB for the 3SK303 semiconductor, filed in the schematic category. The file name holds only the part number.

Component sheet for the 3SK268 supplied as a 32.8 KB PDF and placed in the schematic category. Beyond the part number, the name gives no further detail.

Component sheet for the 3LN01M, a 41.2 KB PDF filed in the schematic category. The name is only a part code; sibling files 3LN01N and 3LN01C share the base number, so…

A 41.8 KB PDF named for the 2SD2457 with an E tag, filed as a schematic. By the JIS scheme, 2SD marks an NPN bipolar transistor, so expect a component reference rather…

A 91.5 KB PDF titled with the JIS part number 2SD1886, which suggests a component datasheet even though the index tags it as a schematic.

Only 28.2 KB, this PDF named 2sk123 is catalogued as a schematic, but the name is a JIS transistor number, so a short datasheet is the likely content.

Covering the 2SK3495, this 28.0 KB PDF carries the schematic tag yet is named after one JIS part, pointing to a brief datasheet.