JWIN TV Service mode
Collection of All TV Service Code.
JWIN Service mode
Enter factory mode menu press PROD, with DISPLAY MUTE or you scroll through the pages, to enter SLEEP Sub-menu, select the position or channel Items, Volume + / - line value.
JWIN Service mode
Enter factory mode menu press PROD, with DISPLAY MUTE or you scroll through the pages, to enter SLEEP Sub-menu, select the position or channel Items, Volume + / - line value.