Genuine Toshiba owner's manual. Couldn't really ask for more. And written in understandable English in contrast to a few recent experiences I have had with manuals for other equipment other than Toshiba but made in China and written in "Chinglish"!
Text excerpt from page 22 (click to view)
Setting the delay timer/soaking duration Delay timer
The DELAY TIMER button makes it possible to delay the start of a wash programme by 1 to a maximum of 19 hours. 0 1. Select wash programme. 2. Press DELAY TIMER button. When start delay has been set, the DELAY TIMER display lights up. Depress the DELAY TIMER button until the desired start delay appears, e. g. 12h for a 12 hour delay to the start of the programme. If19h is displayed and the button is pressed again, then the delay timer is cancelled. The duration of the set wash programme will now appear in the display in minutes, e. g.120. The set delay timer can also be cancelled it the programme selector is set to the OFF position. 3. Press START/PAUSE button.
While pressing the PRE WASH button and the DELAY TIMER button, the duration of soaking can be increased in hourly steps up to a maximum of 19 hours. 0 1. Press and hold the PRE WASH button. 2. Press DELAY TIMER button. Soaking is set, the WASH TIME indicator illuminates. The soaking time is now increased by 1 hour. 3. By repeated pressing of the DELAY TIMER button, the soaking times can be increased in steps of an hour. The WASH TIME and DELAY TIMER displays light up.