Manuals and free owners instruction pdf guides. Find the user manual and the help you need for the products you own at ManualsOnline. Most digital watches have standard buttons such as "Mode," "Split/Reset" and "Start/Stop" you can use to access the most common features.E-Bench KH 2289 Manual Online: setting the time, Setting The Date. If A Subsequent Button Is A clock symbol flashes in the upper left of the. display.