Bottom copper layer of the R2 power amplifier PCB rated 1500 watts at 2 ohms, marked langsung print, Indonesian for direct print.

Final PCB artwork for an amplifier using Sanken output transistors, labelled 7 set, which likely indicates seven pairs of output devices, delivered as a large 7.42 MB…

Schematic for a mosque mixer, the Indonesian name Mixer Masjid, model Master Box X6, provided as a 585 KB PDF despite the doubled extension in the original name.

Silicon Chip magazine, November 2005 issue, in PDF form at 15.4 MB; the trailing number in the name suggests a duplicate copy.

PDF schematic for Compal motherboard LA-A171P, revision 1.0, in an 800 KB RAR archive; this board number is also used in the ThinkPad S540 entries of this index, though…

Schematic for the Compal LA-A992P board, a PDF of roughly 1.08 MB. Only the board code is given; the laptop brand and model are not mentioned, so identification should…

Schematic in PDF format for the IBM ThinkPad X61, about 1.42 MB. The file name carries no board number or revision; it appears to be the same size as another X61…

Schematic for the Lenovo ThinkPad SL410, motherboard DA0GC2MB8E0, as a PDF in a 1.51 MB RAR.

Complete schematic for the SM-T560NU tablet, an 11.3 MB PDF; the SM-T prefix follows Samsung model numbering, though no brand field accompanies the file.

Board layout document for the Z490-I Gaming motherboard, revision 1.03, supplied as a PDF rather than a native boardview file.

PDF of 6.86 MB whose name only reads as a laptop final-revision document, likely Indonesian wording, giving no model, brand or board number.

Short 217 KB PDF schematic labelled ITV.V59.031.13. The code looks like a board or document identifier from a TV main board family, possibly linked to the V59 series…

Samsung SM-A207F repair solution document in PDF format, packed in a 3.61 MB RAR archive and indexed as a schematic. SM-A207F is the Galaxy A20s model code.

Repair guide in PDF for the ASUS Q552UB notebook, stored in a compact 1.04 MB RAR archive and indexed under schematics.

Foxconn G31M09 motherboard schematic provided as a PDF, covering an Intel G31 chipset desktop board and listed under ECS.

Early revision 0A schematic of the MSI MS-7402 motherboard in PDF form, carrying the code 960622, which probably indicates the drawing date.

Schematic for MSI board MS-7175, revision 0B, apparently the channel version of the design as indicated by the name.

PDF schematic for the Lenovo Flex 2-14, labelled LF14M with motherboard number 13281-1.

PDF for the Apple A2179 laptop logic board 820-01958, titled as a boardview although indexed as a schematic, 2.40 MB in size.

Schematic PDF of 982 KB for the Biostar G41D3C desktop motherboard, catalogued under the ECS brand.

Schematic PDF for the TP.MS608.PB831 universal LCD TV mainboard, with an FA prefix indicating factory or analysis material packaged with the circuit.

Schematic in PDF form for the Apple iPhone 4, a compact 876 KB document. Logic board schematics like this one let a technician follow power rails from the battery…

Inventec Zidane schematic set for the UMA PGA variant, MV build at revision RA03, board 6050A2345401, in a 651 KB RAR archive.

Circuit diagram for the MSI MS-7104 motherboard at revision 0C, an earlier engineering revision than the 3.0 version also indexed, delivered as a 627 KB PDF.

ThinkPad T410 schematic for the Nozomi1 board at revision 0.56, stored as a 1.08 MB PDF.

Schematic PDF of roughly 1.2 MB presented as the PCB diagram for the NP-Q70 notebook, a model name in the format Samsung uses.

PDF circuit diagram of the Quanta QT8 board at revision 1A, 795 KB, probably the same document as the dated QT8 rev 1A file in this index.

Schematic diagram in PDF for the Sony KDL-32BX300 LCD television, 4.12 MB. Television schematics of this kind cover the power supply, main board and panel interface…

Sony VAIO schematic covering MBX-239 and MBX-240 motherboards, as indicated by the name, in an 891 KB PDF.

Schematic PDF for the Nokia N95 8 GB variant, 1.16 MB, separate from the drawings for the standard N95.

Service schematic for the Nokia 6120 mobile phone, supplied as a 788 KB PDF. The name gives no board revision or issue number, so compare the diagram against the PCB…

Mainboard schematic labelled 1000HE MB, a 696 KB PDF; the name gives only the model code, with MB indicating the motherboard, and no brand or revision is stated.

Quanta AT1 notebook motherboard circuit diagram, revision RMV, in a PDF of roughly 1.27 MB, the third copy of this document in the index.

Reference sheet in PDF for the RJH60F7, an IGBT the file name rates at 50 A and 600 V. Devices of this type turn up in induction heating appliances, inverter welders and…

PDF for the CEP540N transistor, with the name noting 100 V and 36 A ratings, about 626 KB in size.

A 116 KB PDF associated with the 2SD2284 NPN transistor, a part numbered under the Japanese JIS standard, where 2SD denotes NPN low-frequency types.

A 55.2 KB PDF named after the 2SK2348, a JIS-registered type whose 2SK prefix indicates an N-channel FET.

A 140 KB PDF named after the semiconductor 2SJ563, listed in the index under schematics.

Datasheet-style document for the 2SJ537, delivered as a 137 KB PDF though indexed as a schematic.

The name of this 97.3 KB PDF gives nothing beyond 2SJ277, a JIS-style designation in which 2SJ marks a P-channel FET.