Component sheet for the 2SA1866 PNP bipolar transistor, stored as a 55.4 KB PDF. The 2SA prefix follows Japanese JIS conventions for PNP devices.

PDF of 210 KB for the 2SA817 transistor, catalogued as a schematic but named only by the component number.

Filed as a schematic, this 69.5 KB PDF carries the part number 1SS226 and is best read as a component datasheet.

A 72.5 KB PDF for the 6F(R) series, a rectifier diode family where the R variant conventionally indicates reverse polarity, with the stud or case as anode instead of…

PDF of 329 KB named 25C040, indexed as a schematic although the name points to a 25-series SPI serial EEPROM, where 040 conventionally denotes 4 Kbit capacity.

Raw 8.00 MB BIOS image for motherboard DAY11AMB6E0 at revision E; no laptop brand or model is stated in the name.

7z archive of about 32 MB labelled CSME version 16.50, which points to Intel's Converged Security and Management Engine system tools for that firmware branch.

PDF datasheet covering the PC2004LRS-CEA-B LCD module, a 20x4 character display going by the usual 2004 convention.

Schematic of the GE3A power supply and inverter board in the Sony KDL-40NX705 television, version AZ1-H, as a 2.18 MB PDF.

Schematic PDF for the Sony board numbered 1-689-604-12, 1.30 MB. Part references in the name are PQ12DZ5UJ00H, UC3854BN and MCZ3001D, pointing to a power supply design.

BA50 boardview file at revision r20, compressed to about 266 KB. No manufacturer or laptop model is given in the name, so the BA50 marking and revision on the board…

Boardview for the BA50 mainboard at revision r22, delivered as a 267 KB RAR file. The name gives only the board code and revision, without a laptop model.

Product specification for the LP123WQ1-SPA2 LCD panel, version 1.0, dated January 2017.

Datasheet for the NTMFD4902NF from onsemi, a 226 KB PDF covering a dual N-channel MOSFET in one package, the kind often used as the high and low side of a synchronous…

Schematic diagram in PDF format, packed in RAR, for the ThinkPad T550 and W550s, designed by Wistron under the LSZ-1 project with board number 13251-1.

Datasheet in PDF form for the ON Semiconductor NCP1587, a synchronous buck PWM controller, filed as 408 KB and tagged in this index as a schematic.

Archive in RAR format, 3.59 MB, labelled only with the Clevo TN120R model, a convertible tablet notebook design.

Archive of 236 KB for the Apple 820-2297 LED driver board, the circuit that powers the display backlight.

Richtek marking-code reference in PDF format. Richtek power ICs, including PWM controllers, buck converters, LDOs and load switches, are very common on laptop…

Asus K42JP firmware package tagged AS301, pointing to BIOS release 301, compressed as a 1.02 MB ZIP.

ZIP archive of 975 KB for the ASUS K42JK, with the 218 in the name read as the BIOS version.

Datasheet for the Microchip PIC16C77x family in a 2.61 MB PDF, with x marking the different members of the group.

Microchip datasheet for the PIC12C67x series, small 8-pin EPROM/OTP microcontrollers with analog-to-digital conversion, in a 1.90 MB PDF.

BIOS archive of roughly 7.5 MB for an HP Spectre x360 convertible, written in the name as spectre x30 covertible; no exact generation, model number or board number is…

The 2SK2854 transistor is documented in this 125 KB PDF, indexed under schematics but almost certainly a datasheet. The name states only the part number.

A 34.3 KB PDF for the 2SK1846 transistor. The 2SK prefix follows the Japanese JIS convention for N-channel FETs, so this is probably a part datasheet even though it is…

Catalogued as a schematic, this 41.7 KB PDF bears the part number 2SC5611 and should be the datasheet for that NPN bipolar transistor.

The 2SC5540 transistor is covered by this 30.9 KB PDF, catalogued as a schematic. By JIS convention the 2SC prefix signifies an NPN bipolar device, so the document is…

Covering the 2SC5019, this 41.9 KB PDF carries an _E suffix and is indexed as a schematic.

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

Catalogued under schematics, this 51.3 KB PDF is named after the 2SC1473, which by the Japanese JIS convention is an NPN bipolar transistor, so it is most likely a…

Indexed as a schematic, this 27.0 KB PDF names the 2SB633P, a PNP transistor under JIS numbering; the P suffix is probably an hFE gain rank, a common convention for…

PDF document of 196 KB identified only by the part number 2SA2058. Under the Japanese JIS convention, 2SA parts are PNP bipolar transistors, so this is almost certainly…

Reference document for a part numbered 27lc020, stored as a 163 KB PDF under the schematic category.

Component documentation in PDF, 122 KB, for a device numbered 23c128. By common convention a 23C part is a mask ROM, here with the number suggesting 128 Kbit, but the…

Spanish document about coils, the file name meaning inductors, a 1.17 MB PDF. No device or board is mentioned, so it is general material on how inductors work, how they…

Backlight circuit page from the Samsung SM-A30S schematic, stored as a 4.29 MB PDF. It covers the display lighting driver, typically the boost converter, inductor, diode…

ASUS BIOS image for the X507UBR model, firmware version 303, as an 8 MB binary. The name follows the usual ASUS convention of model code plus version number.

Zipped BIOS binary named J2CN46WW, a version-style code that follows Lenovo's BIOS naming convention ending in WW, though the model itself is not stated.

RAR archive of 12.2 MB for the HP EliteBook x360 830 G7 convertible. The name gives only the model, with no board number, revision or file types, so check the contents…