Service documentation at Level 2 for the Alcatel One Touch OT-990 smartphone, stored as a RAR archive of roughly 3.28 MB. Expect guidance on taking the phone apart, identifying main-board components, and checking typical fault areas like charging circuitry, the backlight, the speaker and the SIM reader. The archive opens in WinRAR or 7-Zip and most likely contains a PDF. Compare the model and hardware version on the device label with the manual, because component positions can change between production runs.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @canalesquematicos. Enginerys does not host this file.
All sources (10)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @canalesquematicos | 31 May 2021 | Open file on RM Schematics |
| @esquematicosespecialista | 8 Aug 2021 | Open file on RM Schematics |
| @esquematicosparatodos | 10 Dec 2021 | Open file on RM Schematics |
| @pepeelectronica | 24 Apr 2022 | Open file on RM Schematics |
| @canalesquematicos | 31 Aug 2022 | Open file on RM Schematics |
| @uzb4422 | 13 Feb 2023 | Open file on RM Schematics |
| @uzb4422 | 17 Feb 2023 | Open file on RM Schematics |
| @uzb4422 | 18 Feb 2023 | Open file on RM Schematics |
| @schematics_bios | 24 Jul 2026 | Open file on RM Schematics |
| @schematics_bios | 1 Aug 2026 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.