Compal LA-9632P circuit schematic, revision R1.0, packaged as a RAR archive of around 1.22 MB.

Fourth numbered schematic document for the Xiaomi Redmi 3s, a smaller 7.58 MB PDF than its companions.

Circuit diagram for the Samsung SGH-X830 handset, in a 630 KB PDF. SGH is Samsung's prefix for its older GSM phones. The name gives no board revision.

LG M4410 mobile phone schematic, provided as a 1.22 MB PDF. No board revision is listed in the name, so compare the title block with the phone's PCB markings.

Schematic set for the LG B2050 mobile phone in a 709 KB PDF. These drawings let a technician follow the charging and battery circuits, trace power rails, and check…

Full schematic diagram for the Xiaomi Mi 4S phone, a large 24.5 MB PDF that likely contains the complete set of circuit pages.

Circuit schematic in PDF for the original Xiaomi M1 phone, with the Chinese title meaning Xiaomi schematic diagram.

Schematic diagrams for the Samsung SM-A510FD, the dual-SIM variant code, in a 1.54 MB PDF.

Service manual for the Fly Z400 handset, a small 227 KB PDF. Given its size, it probably holds a limited set of pages, such as disassembly notes, block diagrams, part…

Fly SL500I schematic, provided as a 753 KB PDF. The diagrams let a repair technician follow the battery and charger circuitry, regulator outputs and the lines between…

Schematic diagram set for the Apple iPad 4 logic board in PDF form, about 1.49 MB. Technicians read it to trace power rails from the battery and charging circuit, check…

Samsung E1200i schematic supplied as a small 707 KB PDF. The name lists only the model, a basic feature phone, and no board revision.

Second part of the Nokia N95 schematics, a 2.04 MB PDF; the number in the name implies the full set is split into several files, so locate the remaining parts for…

Small 119 KB PDF containing the first part of the Nokia 6310 schematics, apparently a duplicate copy given the (2) suffix in the name.

Circuit diagrams for the Nokia E70, the fold-out keyboard handset, in a 1.80 MB PDF file.

Schematic for the Nokia 2630, a slim basic handset, in a small 424 KB PDF. The file gives no board revision, so compare the board in hand with the drawings before…

Nokia 3250 schematic, version 1.0 according to the name, provided as a 754 KB PDF. This handset is known for its twisting keypad section, and the diagrams help follow…

Nokia 2626 circuit schematics supplied as a 789 KB PDF. No revision or product code appears in the name, so verify that components on the board align with the drawings…

Nokia 2220 handset schematic as a 737 KB PDF file. The name carries only the model number, with no revision or board identification.

Nokia 3100 circuit schematic in a compact 278 KB PDF. The name holds only the model number, without revision or board code, so confirm the drawing matches your phone.

Circuit schematic for the classic Nokia 3310, an 827 KB PDF. The name carries only the model, with no revision or board code.

Lenovo E40 circuit diagram as a 1.38 MB PDF, whose name states the model alone. Board number, designer and revision should be read from the pages, and a similarly sized…

Laptop schematic labelled Z94RP, revision 1.2, supplied as a 2.50 MB PDF. The name gives no brand or board number beyond this project code, so confirm the details on the…

Schematic for the Toshiba Satellite A135-S2686, built by Compal; the name ends at the LA prefix and does not give the full board number.

Repair document for the ASUS X550CC notebook, provided as a 955 KB PDF and listed as a schematic.

Schematic for the ASUS K53SV notebook, a 593 KB PDF. The name lists only the model, without mainboard number or revision, so verify the board marking and revision on the…

Acer Aspire 4750 and 4750G schematic, supplied as a 1.24 MB PDF. The two model names suggest the drawing covers both the integrated graphics version and the G variant…

Schematic PDF covering the SM4375 chip, with an extra SM43 tag in the name that appears to repeat the family code; it is the same size, 1.57 MB, as another SM4375 file…

Schematic for Dell motherboard LA-J181P, made by Compal, as a 2.12 MB PDF with no revision stated in the name.

Repair guide, RG, for the P452SJ laptop, delivered as a 714 KB PDF. Expect board layout images with marked components, voltage values at key test points and flowcharts…

Small 27.4 KB PDF named after the part code 5LN01C, indexed as a schematic though it reads like a discrete-component datasheet.

A 111 KB PDF for the 2SD2281, which under the Japanese JIS system is an NPN transistor from the low-frequency 2SD series.

The 2SK1489 named here is a discrete transistor code: under JIS numbering, 2SK denotes an N-channel field-effect transistor.

Component data for the 2SC5531 NPN bipolar transistor, supplied as a 51.5 KB PDF and catalogued under schematics.

Small 46.2 KB PDF for the 2SC5501. Under the Japanese JIS scheme, a 2SC prefix marks an NPN transistor intended for high-frequency use.

Short 108 KB PDF datasheet for the 2SC3601, placed in the schematic section of the index.

Data for the 2SC3576, an NPN transistor per the JIS 2SC designation, supplied as a 108 KB PDF and filed among schematics.

Listed among schematics, this 44.3 KB PDF is named after the 2SC2910, which under the JIS convention is an NPN bipolar transistor.

Component datasheet for the 2SB1644, a small 48 KB PDF catalogued under schematics. JIS numbering places any 2SB part among PNP bipolar transistors for low-frequency…

Datasheet-style document for the 2SB1424, indexed as a schematic and supplied as a 102 KB PDF. Nothing beyond the part number is stated in the name.