Boardview for an Apple logic board numbered 820-00138, packed in ZIP; the leading 55946 looks like a catalogue index and no Mac model is named.

Zipped boardview for Apple logic board 820-00875; the name does not state the Mac model, and 57030 appears to be just a numbering prefix.

PDF reference listing Ricoh component marking codes, the short codes printed on small SMD packages.

Schematic in PDF for the Gigabyte GA-G41MT-S2P desktop motherboard, based on the Intel G41 chipset judging by the model name.

MSI MS-7808 desktop motherboard schematic in PDF, labelled as an Intel Maho Bay platform design, the reference name for Ivy Bridge processors paired with 7-series…

Circuit diagram in PDF for the Gigabyte GA-M57SLI-S4 motherboard, revision 2.03. The model name points to an NVIDIA nForce 570 SLI chipset for AMD processors, but check…

ASUS M5A97 desktop motherboard boardview for revision 1.02, saved in the .fz format. FZ files are a compressed boardview type that OpenBoardView, FlexBV and similar…

Russian-language PDF reference on the main dimensions of SMD components, as the transliterated title says, rather than a schematic for any particular device.

Marking-code guide in PDF for Micro Commercial Components (MCC), a maker of diodes, transistors, MOSFETs and other discrete semiconductors.

PDF table of Linear Technology marking codes, intended for identifying LT parts from the abbreviated top marks printed on small packages.

Russian-language PDF on the marking of electronic components, as the transliterated title Markirovka elementov REA indicates, filed under schematics but really a general…

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

Small ZIP archive of 159 KB for the ASUS Z97-A desktop motherboard. The name includes a REV tag but no actual revision number, and its contents are not described.

Schematic for the Gigabyte GA-Z77MX-D3H motherboard, revision 1.0, supplied as a PDF. It lets a technician follow CPU VRM and memory power rails, standby circuits, the…

ZIP archive of 145 KB for the ASUS Z87-A desktop motherboard, with only a generic REV tag and no revision number in the name.

PDF schematic for the Gigabyte GA-EP35-DS4 motherboard, revision 2.12. Useful for tracing the VRM phases, chipset and memory supply rails, clock and reset signals, and…

Gigabyte GA-Z68P-DS3 motherboard schematic in PDF format for board revision 1.0. Repair work it supports includes measuring standby and main power rails, checking the…

Schematic in PDF format for the Gigabyte GA-Z77X-UP5 TH desktop motherboard, revision 1.01, about 1.26 MB.

Service archive for the MSI MS-7733 desktop motherboard, revision 4.0, compressed into a 655 KB ZIP.

Archive for the MSI MS-7733 motherboard based on the Intel Mahobay platform with the Z77 chipset, labelled version 2.1 and revision 20, in a 1.47 MB ZIP.

Boardview file for the ASUS P7H55-M desktop motherboard, revision 2.01, stored in the FZ format at 114 KB. The H55 chipset suggests an Intel LGA1156 platform.

Schematic for the MSI Z77A-G43 desktop motherboard, board number MS-7758, revision 1.0, supplied as a 947 KB PDF.

Intel datasheet, volume 1, covering the LGA 2011 processor socket platform, supplied as a 908 KB PDF.

Schematic PDF for the Biostar N68SC-M3S desktop motherboard, revision 6.1 per the name, though the brand field lists ECS.

Gigabyte GA-G31M-ES2L desktop motherboard schematic, 1.21 MB PDF. The name gives no PCB revision, so check the revision printed on the board, as Gigabyte often released…

Boardview for the ASUS P8Z77-V desktop motherboard, revision 1.02, with ASUS PCB number 60MB0AF0-MB0A05-02.

ASUS schematic PDF for the P8Z77-V LX and Deluxe family, part of the Ivy platform series, i.e. Ivy Bridge on the Z77 chipset.

Schematic PDF for what appears to be a Gigabyte EP45-DS4 desktop board, revision 1.03, with 0502 likely being a document date code.

Circuit schematic for the Gigabyte GA-X99-UD4 desktop motherboard, revision 1.1, supplied as a 1.23 MB PDF.

Schematic document in PDF form whose name, a string of numbers with R22A, does not identify the brand, model or board, so the exact device must be confirmed by opening…

MSI desktop motherboard schematic for the MS-7529, sold as the G31TM-P31, at revision 1.6.

SMD Databook 2011 covering active SMD semiconductor components, a 19 MB PDF reference catalogued under schematics.

Datasheet for the uP6208 integrated circuit, an 811 KB PDF. uPI Semiconductor parts with uP prefixes are common power-management controllers on laptop motherboards.

DDR2 specification document, a 215 KB PDF identified as TN4703, catalogued under schematics.

Datasheet for the Fintek F71868A Super I/O controller, a 5.57 MB PDF. Super I/O chips on desktop motherboards handle functions such as hardware monitoring, fan control…

Boardview for the ASUS Maximus V Extreme motherboard, revision 1.01A, in the .fz format and about 236 KB in size.

MSI MS-7597 micro-ATX motherboard boardview for PCB revision 1.3, supplied as a CAD-format file of 2.93 MB.

Gigabyte archive of 3.77 MB in RAR format, named only for the Intel P35 chipset with no specific model or board revision given.

ZIP archive of 864 KB for the Gigabyte GA-78LMT-USB3 motherboard, PCB revision 6.01, an AMD socket AM3+ micro-ATX board.

ASUS P6T boardview in .fz format, 146 KB, for PCB part number 60-MIB870-B14 at revision 1.01G.