PDF schematic of 1.80 MB labelled U8150 TOP4, apparently a top-side layout or schematic page for a device using a U8150 part or model code; the name does not state the…

PDF schematic of 506 KB with a generic name that gives no device, brand or board number, only a smdmobile source tag.

PCB layout document for the Xiaomi Redmi Note 3 smartphone, model code 3Z, delivered as a 3.42 MB PDF.

Block diagram for the Xiaomi Redmi Note 3 handset, model code 3Z, in a 1.75 MB PDF. A block diagram summarises how the main subsystems connect: processor, power…

Service manual for the Xiaomi Redmi Note 3, model code 3Z, a 9.52 MB PDF. Phone service manuals usually cover disassembly steps, exploded views, spare part lists…

Circuit diagram for the Xiaomi Redmi Note 3 smartphone, model code 3Z, a 5.49 MB PDF. Full schematics show every net, component value and connection, so a technician can…

Schematic for the Xiaomi Redmi Note 2, model code 3Y, supplied as a 3.53 MB PDF. The sheets show the power management circuits, processor connections, memory, RF…

Service schematic PDF for the Samsung A1200 handset, part one of a set judging by the 01 prefix in the name.

Full circuit schematic for the Xiaomi Redmi Note 4, a 16.7 MB PDF that covers the phone's main board.

Component layout diagram for the Xiaomi Redmi Note 4 main board, a 6.97 MB PDF showing where parts sit on the PCB.

Block diagram for the Xiaomi Redmi Note 4, a 3.79 MB PDF giving an overview of the main subsystems and how they link to the processor and power management.

Board layout PDF of 968 KB labelled Note 4, with no brand stated in the name, so the exact phone it belongs to must be confirmed from the drawing itself.

Small block diagram PDF of about 105 KB titled Note 4, without a brand or variant given in the name.

Schematic PDF for a phone called Note 4, 544 KB in size, with no manufacturer or board revision stated in the name.

Searchable component location map for the Xiaomi Redmi 3A main board, titled in Chinese, provided as a 3.35 MB PDF.

Principle block diagram for the Xiaomi Redmi 3A, titled in Chinese, supplied as a compact 193 KB PDF.

Logic block diagram for the Xiaomi Redmi 3A, with a Chinese title, supplied as a 738 KB PDF.

Main board schematic for the Xiaomi Redmi 3A, with a Chinese title, supplied as a 1.39 MB PDF.

Combined logic block diagram and main board component distribution map for the Xiaomi Redmi 3Z and Redmi Note 3, with a Chinese title, in a 1.64 MB PDF.

Circuit schematic in PDF form for the Xiaomi Redmi 3Z and Redmi Note 3 smartphones, with the file name written in Chinese.

Repair guide in PDF form for the Xiaomi Redmi 3Z and Redmi Note 3, with the Chinese title indicating component-level service instructions.

Component location map for the main board of the Xiaomi Redmi 3Z and Redmi Note 3, supplied as a 3.08 MB PDF.

Layout map in PDF form labeled Y210-0010; the dash has been garbled into odd characters by an encoding error in the file name.