Spanish basic electronics guide, a general introduction rather than a schematic for any specific equipment. The name gives no device or board number.

Small 334 KB PDF schematic identified only as qm3016d, with no brand or device named in the file name.

Repair guide PDF for the ASUS X540UP laptop, 790 KB, catalogued with schematics. ASUS repair guides usually cover the power-on sequence, key voltage rails, block…

Schematic PDF of 547 KB for a V4000 related inverter circuit credited to Pappu, likely a companion to the V5000 documents in the same set.

Schematic for a board named MS7174H1, revision 1A, date code 0523, supplied as an 828 KB PDF.

Exploded view and parts list section of the Samsung SM-M307F service documentation, a 523 KB PDF.

Schematic PDF of 265 KB with an uninformative numeric name, 0001534, offering no brand, model or board number.

Schematic PDF for the ASUS F5Z notebook, 863 KB, with no board revision mentioned in the name.

Samsung BN44-00472A power board diagram in PDF format, 92.5 KB. The BN44 prefix is Samsung's numbering for TV power supplies, and the A is the revision letter to match…

A 226 KB PDF schematic for the Samsung BN44-00440A power supply board. BN44 is the part-number series Samsung uses for TV power units, and the revision suffix A should…

Schematic PDF for the Dell Inspiron N4110 on Quanta board DA0V02MB6E1, the V02 project. The DA0 and MB6E1 numbering follows Quanta's scheme, identifying the ODM.

Acer Aspire 4250 schematic from Quanta project ZQP, board number written in the name as DAOZQPMB6CO, a 717 KB PDF; the letter O likely stands for zero in the usual DA0…

Collection of LVDS pinout and wiring drawings packed into one 466 KB PDF. The name does not identify particular panels or devices, suggesting a general compilation…

HA17324 reference in PDF form, 64.4 KB, for the Hitachi quad operational amplifier in the 324 family.

BA1404 reference PDF, 140 KB, for the ROHM FM stereo transmitter IC often used in small hobby and consumer FM transmitter circuits.

ADM232 document from Analog Devices, a 371 KB PDF for the dual RS-232 driver and receiver with an onboard charge pump.

PDF reference for the 2SD200, a part from the 2SD range of NPN bipolar transistors, indexed as a schematic but probably a datasheet; the name states nothing beyond the…

Datasheet for the 2SD1835 NPN bipolar transistor, stored as a 149 KB PDF in the schematic category. The 2SD prefix marks NPN transistors under the Japanese JIS standard.

Documentation for the 2SD2241 NPN transistor, supplied as a 178 KB PDF and categorised as a schematic. The name provides only the part number.

A 43.9 KB PDF for the 2SD2580, indexed as a schematic. Japanese JIS numbering reserves the 2SD prefix for NPN bipolar transistors in low-frequency applications, so this…

Covering the 2SD2578 transistor, this 45.0 KB PDF sits in the schematic category but is probably a manufacturer datasheet.

Small PDF of 26.5 KB named 5HP01SS, listed as a schematic yet evidently referring to a single semiconductor part rather than a board.

Transistor datasheet for the 2SD2155, stored as a 177 KB PDF and filed with schematics.

Datasheet for the 2SD2131 transistor, provided as a 240 KB PDF in the schematic section.

The 2SD1800 transistor is covered by this 79 KB PDF datasheet. Under JIS numbering, 2SD denotes an NPN transistor for low-frequency service, often used in switching…

PDF datasheet of about 125 KB covering the 2SD1766 NPN transistor, part of the Japanese JIS 2SD numbering.

The 2SD1760 NPN transistor is documented in this 77 KB PDF, categorised as a schematic though it is a component datasheet.

Part documentation for the 2SD1631, a 162 KB PDF listed as a schematic. JIS designation 2SD indicates an NPN bipolar transistor designed for low-frequency or power…

Listed as a schematic, this 89.6 KB PDF is named 2SD1883 and is most likely the corresponding transistor datasheet rather than a circuit drawing.

Compact 25.2 KB PDF named for the 3SK301, categorised as a schematic but most likely a part datasheet. Nothing besides the type number appears in the name.

Component PDF for the 3SK285, 22.2 KB, placed in the schematic section of the index. Only the part number is given.

Component data for the 2sd2396, supplied as a 42.0 KB PDF and indexed under schematics.

Compact 39.6 KB PDF for the 2SD2359, catalogued among schematics but by its name a transistor datasheet.

Covering the 2SK3119 transistor, this 149 KB PDF is indexed as a schematic but is in practice a component sheet.

At 178 KB, this PDF for the 2SK3020 is one of the fuller documents in the group, listed as a schematic but serving as a datasheet.

Covering the 2SK2991, this 420 KB PDF is named only by part number, which points to an N-channel field-effect transistor in the Japanese JIS numbering system.

Small 42.3 KB PDF for the 2SK2977LS, a 2SK-series N-channel FET under the Japanese JIS naming scheme; the LS suffix is part of the stated part number and may denote a…

Reference sheet for the 2SK2844 transistor, stored as a 427 KB PDF and catalogued under schematics.

Datasheet-style PDF, 326 KB, titled with the 2SK2823 part number and stored among schematics. Under the Japanese JIS standard, 2SK indicates an N-channel FET.

Documentation for the 2SK2624LS, provided as a 42.8 KB PDF in the schematic category. The 2SK part of the number is the JIS designation for N-channel field-effect…