Audio Pro Ace Bass B4-200 subwoofer service manual, going by the AceBassB4_200, sub and sm tokens.

Laptop schematic for the Sony MBX-194 mainboard, 1.80 MB in PDF form; the name gives no VAIO model, ODM code or revision.

Dell Latitude E6420 schematic for the PAL50 platform, Compal board LA-6591P, in a 1.31 MB PDF.

Revision 1.0 schematic for the MSI Z390-A PRO, board number MS-7B98, provided as a PDF inside a RAR archive.

HP Compaq CQ57 schematic from Foxconn for the Chicago HR HPC project at the MV revision, in PDF format.

Schematic in PDF for the HP ProBook 4440s and 4450s, two 14-inch business notebooks covered by one drawing set.

Schematic for the MSI Wind netbook family, naming the U100, U92 and U90 models on board MS-N011.

Schematic for a board numbered LA-H32AP, revision 1.0, supplied as a RAR archive of about 2.4 MB.

Small 37.6 KB PDF for the 2SA1900, written in lowercase in the original name and placed in the schematic category; the content is most likely a brief datasheet.

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…

PDF for the 2SA1254, 43.0 KB, whose name ends in an E suffix that may denote a language or edition variant, though the file does not confirm that.

Schematic in PDF form for the Quanta board DA0P5NMB8E0, revision E. Circuit diagrams like this let a technician follow power rails from the charger and DC input through…

Schematic in PDF form, packed in a RAR archive, for the board numbered 14238-1, which follows the Wistron numbering pattern.

PDF schematic for the Apple iPhone XS Max, about 1.39 MB, with no board number or revision in the name.

Combined schematic for the HP DV6 and DV7, based on the Quanta LX6 and LX7 board projects, supplied as a 983 KB PDF.

Schematic for the Lenovo E40 in a 1.38 MB PDF, with a name that gives only the model and a copy suffix, without board number, ODM or revision.

Schematic for the ASUS B150M-C desktop motherboard, apparently the D620MT-DP variant, supplied as a PDF inside a RAR archive of roughly 930 KB.

Part documentation for the 2SC4601 transistor, supplied as a 115 KB PDF and indexed as a schematic.

2SC4548 is the sole identifier on this 109 KB PDF, which the index lists as a schematic though it most likely contains a transistor datasheet.

PDF of 97.0 KB for the 2SC3651, an NPN bipolar transistor according to the 2SC prefix of the Japanese JIS designation scheme.

Schematic file named kvxa21m83, a 9.44 MB PDF with no brand stated. The code resembles a CRT television model number, but check the cover sheet to confirm the maker…

Schematic in PDF form for the Dell Inspiron 15 5583, based on Wistron board 17931-1, with the additional code 18763-SD included in the name, likely referring to a…

Compal LA-8111P schematic set at revision R1.0, packed in a 722 KB RAR archive. Compal is a Taiwanese ODM that builds laptops for many brands, and its main boards carry…

Schematic for the Acer Aspire ES1-132, a Quanta-designed motherboard marked ZHP and ZSP, revision 1A, compressed in a RAR of about 989 KB.

Printed circuit board layout for the subwoofer 7294 project, revision 1.1, as a 72.5 KB PDF.

Schematic for the Samsung Galaxy A3 Duos, the dual-SIM version of the A3, in a 3.16 MB PDF. The name gives no model suffix or board revision.

Quanta R0AA laptop board schematic, revision B, in PDF format at 817 KB. The name names no laptop brand or model, only the Quanta project code and revision.

Schematics and a service manual for the ASUS ME103K tablet, packed together in a 3.81 MB ZIP. Only the model is given in the name, with no revision noted.

ASUS ZE500KL schematic diagram and service manual collected in a 2.74 MB ZIP file. No board revision or variant is included in the name.

Display circuit schematic for the Samsung SM-A21s, PDF of 3.82 MB. It documents the LCD connector and the supply and data lines feeding the panel.

Quanta LX6 / LX7 mainboard schematic at revision R1A, delivered as a 2.94 MB PDF. One drawing set serves both boards, so expect stuffing options or notes that…

Headset or hands-free section of the Samsung Galaxy A30s (SM-A30S) schematic, a 2.31 MB PDF, somewhat smaller than the other pages in the set.

Schematic set for the Nokia 7710, delivered as a 1.75 MB PDF document. No board revision is specified in the file name, so match the PCB markings before relying on…

Service schematic for the Samsung SM-F936B, provided as a 2.23 MB ZIP; the F936 code belongs to the Galaxy Z Fold4, global B variant. The name lists no board revision.

Schematic diagrams for the Lenovo A390T handset, packed as a 444 KB ZIP archive that any operating system can extract without extra software.

Laptop motherboard schematic in PDF form, about 2.2 MB, whose name points to a Z50CR mainboard with the references S1202-2 and MBX-266.

Small PDF document for the 2SB1537, a Japanese JIS-registered transistor part number, catalogued here as a schematic although a part code like this normally points to a…

PDF of about 295 KB for the 2SK1827. In JIS part numbering, 2SK stands for an N-channel FET, so the content should be a datasheet rather than a board-level drawing.

A PDF reference sheet for the 2SD2259 transistor, catalogued as a schematic but in practice a component datasheet of 43.3 KB.

Despite the schematic tag, this 50.3 KB PDF named 1N755A is a datasheet for a JEDEC-registered diode; the 1N746A to 1N759A range is a well-known zener series.