ASUS schematic covering the K40IJ and K50IJ notebooks, which share one mainboard design, at revision 2.0.

PDF schematic covering the Acer TravelMate 8372 family, including the 8372T and 8372TZ variants listed in the name.

Samsung Galaxy Core II, model SM-G355H, covered by a 3.21 MB schematic in PDF form. The name gives no board revision.

Circuit schematic in PDF form covering the Nokia 6233 and its close sibling the 6234, which share one main board design.

Nokia 5510 schematic, the second document in a set judging by the trailing 2 in the name, in a 714 KB PDF. No revision is mentioned.

Combined schematic document for the Nokia 6133 and Nokia 6131, two closely related fold phones, supplied as a 1.75 MB PDF.

Nokia 6111 schematics in a 1.74 MB PDF; the file name does not state a board revision. The diagrams cover how supply rails, charging, display, camera, audio and radio…

Quanta-made schematic for the Lenovo IdeaPad Z480, project LZ2, covering boards DALZ2AMB8F0 and DALZ2CMB8E0, as a 1.14 MB PDF.

Compal NM-A311P schematic, revision 0.2, a 1.34 MB PDF with no laptop brand or model given in the name.

Compal schematic covering the Lenovo G470 and G570 laptops, with board numbers LA-6751P and LA-6753P listed in the name; this copy is marked as a second version of the…

PDF schematic for the Sony VGN-CR13, also listed under the PCG-5G2T model code, covering motherboard MBX-177 with the GD1 project code.

Schematic for the Sony VAIO VGN-SR28 notebook, a compact 348 KB PDF with no motherboard number or revision in its name.

Schematic for Sony mainboard MBX-224, with M960 and M970 in the name, which appear to be ODM project codes covered by the same document.

Repair guide for the Asus X751LK laptop, a 1.57 MB PDF. The name does not mention a motherboard revision, so check the guide itself for the version it covers.

Wistron JE40-HR schematic for the Acer Aspire 4750, 4750Z and 4752, covering discrete and UMA graphics builds, revision 1, 1.50 MB PDF.

Maxim datasheet covering the MAX8765 and its MAX8765A variant, a 363 KB PDF. The name lists only the two part numbers, so check the document itself to see how the…

Family datasheet from Maxim covering the MAX1630 through MAX1635 in a single 257 KB PDF.

Quanta FX2 notebook schematic, revision RD, with the name dated 2006-05-05, making it an older design from that period.

PDF schematic for Compal board LA-K661P revision 1.0, 3.45 MB, with no laptop brand given in the name. LA-prefixed numbers follow Compal's scheme.

Schematic PDF for an Apple MacBook logic board numbered 820-00239, 6.09 MB. Apple uses the 820-xxxxx scheme for its logic boards, and the number is printed on the PCB…

Schematic for a GALAX GeForce GT 1030, based on NVIDIA board project PG110-A00 with GALAX board code P85C and revision V10, provided as a 1.34 MB PDF.

Schematic diagram in PDF form for the ASUS X407UBR motherboard, revision 1.0. The roughly 9 MB document covers the board circuitry and is used to trace power rails…

Quanta 0P5H motherboard schematic in PDF format, covering the board variants DA0P5HMB8E0 and DA0P5HMB8J0 at revision J.

Lenovo Legion Y540 schematic for board NM-C372, revision 2.0, a 2.82 MB PDF. NM-prefixed numbers follow the scheme used by LCFC, Lenovo's Compal joint-venture design…

MSI schematics for mainboard MS-14B2 version 10, which also covers sub-board MS-14B21, as a 1.62 MB PDF.

PDF covering the HEF4094B, an 8-stage shift-and-store bus register from the 4000-series CMOS logic family, listed as a schematic and 199 KB in size.

Duplicate copy of the 2SC4517 NPN transistor sheet, a 26.9 KB PDF filed among schematics, with the numbered suffix indicating a second saved instance rather than a new…

Small 29.3 KB PDF covering the 2SA1436 transistor. In the Japanese JIS designation system a 2SA number denotes a PNP transistor, nominally a high-frequency type, though…

Covering the 6A05 to 6A10 series, this 198 KB PDF appears to be a datasheet for a family of 6 A rectifier diodes rather than a device schematic.

Here is a 570 KB PDF catalogued as a schematic whose name is simply 28010, without any brand or board identifier.

A 312 KB PDF covering the 24LC21 serial EEPROM, with the -1 suffix probably marking a separate edition or part one of the documentation.

Combined PDF covering the 24LC04B and 24LC08B serial EEPROMs, 4 Kbit and 8 Kbit devices sharing the same I2C interface and pinout style.

Catalogued as a schematic, this 314 KB PDF carries only the code 22GQ100 in its name, with no laptop brand, board number or revision stated.

Small 38 KB PDF named for the 10BF10 to 10BF80 range and indexed as a schematic. The name indicates a diode family covering several voltage grades in a single sheet, so…

Acer Aspire V5-551G motherboard schematic for board DA0ZRPMB6C0, delivered as a 1.03 MB PDF. The DA0...MB...

PDF schematic for LCFC board NM-F861, used in a Lenovo laptop. The NM-xxxx numbering belongs to LCFC, the Lenovo and Compal joint venture responsible for many Lenovo…

Duplicate of the Spanish lesson on CDMA and FSK, numbered 5 and 474 KB in PDF format. It covers code division multiple access and frequency shift keying, two key…

Spanish-language course chapter on basic electronics, provided as an 817 KB PDF and apparently the same content as the numbered topic 2 of the series.

Portuguese list of common defects and possible solutions for reported problems, written as a troubleshooting guide.

Samsung SM-A20S schematic section covering the Wi-Fi, Bluetooth and GPS circuitry, supplied as a 4.63 MB PDF.