Schematic for the Acer 5542G laptop, board JV50-TR with 8 VRAM chips noted, number 09927-1, revision R-1 with a 1005 date code.

Spanish course chapter numbered topic 7, dealing with diagnosis and repair of software faults in mobile phones; the 541 KB PDF matches the unnumbered copy of the same…

Power sequencing diagram for Apple MLB 820-01598, project code J213, in a compact 72.2 KB PDF; the LO suffix likely denotes a reduced-quality version.

Windows executable presenting a power-up sequence diagram for 10th-generation Intel platforms without Deep Sx support, branded SKBWORLD, 2.98 MB.

Reference archive on diagnosing and locating faults behind iPhone restart problems, such as boot loops and random reboots.

Compal LA-A992P schematic, revision 1.0, dated 2014-08-02, with the ZS050 project code also in the name, which notes an RT8243 regulator.

Circuit diagram in PDF for the Apple A2337 logic board, numbered 820-02016, which is the MacBook Air with the M1 chip.

Three-level block diagram for the Xiaomi Redmi 5 Plus smartphone, supplied as a short 150 KB PDF.