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 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.

Lenovo ThinkPad X200t tablet archive, a 782 KB RAR whose name identifies only the model.

Schematic PDF named t43_2, most likely for the ThinkPad T43, possibly a second part or alternate version of the drawings; no board number or revision is given.

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 UL50AT, a 1.23 MB PDF whose name states only this model code, without brand, board number or revision.

Notebook schematic for the K42F, a 1.40 MB PDF with no revision, brand or board number in its name.

F83VF motherboard schematic, revision 1.1 according to the r11 marking in the file name, delivered as a 1004 KB PDF.

Circuit diagram for the dv1300 based on the Quanta CT3 platform, revision 2A, in a 1.16 MB PDF.

Alternate PDF copy of the Quanta AT8 motherboard schematic at revision R1A, about 1.03 MB.

Quanta TT9 laptop motherboard schematic at revision R1A, delivered as an 820 KB PDF. Quanta manufactures notebooks for several brands and identifies boards with project…

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…

Archive for the ASUS K56CM laptop board, revision 2.0, 181 KB in RAR form; the brand is shortened in the name and, despite the firmware category, the name says it is a…

RAR archive of 1.24 MB identified only by J120H, the code that corresponds to the Samsung Galaxy J1 2016 model SM-J120H.

Scaler firmware for the W2052TQ monitor, W2x52TQ family, for an MST controller, version V240 with code 2795, dated 080922.

RAR archive of 7.53 MB labelled as service material for the Samsung SM-G531H. The name says only service, so the exact contents are not stated.

BIOS archive for a G62-435dx notebook on Quanta motherboard DA0AX2MB6E1, revision E; the model is an HP G62, though no brand is recorded.

OpenBoardView executable for Windows, 3.13 MB, the open-source viewer widely used in laptop and phone repair to open boardview formats such as .brd, .bdv, .bv, .fz and…

Board view utility in a 225 KB RAR; the generic name gives no version, author or supported formats, so its exact identity is unclear until unpacked.

BDV BoardView package, a 399 KB RAR containing a viewer program aimed at boardview files, most likely including the .bdv format suggested by the name.

RAR archive of BIOS firmware for the Lenovo B590 laptop, with 20208 most likely identifying the Lenovo machine type.

Mainboard BIOS dump for the ASUS X550LC, part of the X550L series, with XX032H identifying the retail configuration it came from.

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

Datasheet for the Microchip PIC16C505, a small 14-pin microcontroller from the baseline PIC range, provided as a 1.18 MB PDF.

Datasheet for the Microchip PIC16F870 and PIC16F871 flash microcontrollers, a 2.76 MB PDF.

Microchip datasheet for the PIC16F87xA family of 8-bit flash microcontrollers, supplied as a 3.92 MB PDF.

Full datasheet for the Atmel ATmega169 8-bit AVR microcontroller, with the name indicating coverage of silicon revisions A through E.

Datasheet in PDF form for the ICL8069, a low-voltage bandgap voltage reference diode of about 1.2 V, historically made by Intersil.

Component datasheet in PDF form, 346 KB, identified only by the document number 6224 in its name.

Datasheet numbered 6132, a 311 KB PDF whose name gives no clue to the part, family or manufacturer.

Datasheet for the LM741, the classic general-purpose operational amplifier found in countless analog circuits, supplied as a 148 KB PDF.

Datasheet for the 79LXX series, low-power fixed negative three-terminal regulators typically rated around 100 mA, supplied as a 157 KB PDF.

Datasheet in PDF form, 246 KB, named only by the document number doc6272, so the file name gives no hint of the exact component.

PDF datasheet of 634 KB carrying only the reference doc6258, which does not reveal the device it covers.

Datasheet for the Atmel AT89C1051U, a 20-pin 8051-compatible microcontroller with 1 KB of flash; the U version adds a UART and second timer compared with the basic…

Application note for C51 parts, the common shorthand for 8051-family microcontrollers, provided as a 492 KB PDF.