Vax 17RTC - Manual (Page 23)

D. SETUP MENU
Press the MENU button and then up(▲) / down(▼) button to select the Setup menu.
Press the right(▶) or ENTER button .
1.Reset
Press ENTER button to select the reset
Reset: Select to reset all setting to the factory default values.
INSTRUCTION MANUAL ……………………………………………………………………………… 22