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5.0 Initial Operation
Ensure that the lithium battery is located (Chapter 4.1)
Auto (Automatic Program)
– Programmed switching times determine the
switching programm
– Switching override (Manual ON/OFF)
– Random ON/OFF
n – Set / change date and time
? – Interrogate, change, cancel, completely cancel
Prog – Programming of date, weekly and 1x switching
times
– Programming of date, weekly pulses, 1x pulse,
ON and OFF switching delays
P e.g. public holiday, vacation, or holiday program
s/f – Programming and change of Summer/Winter time
switching
Cursor below symbol:
TR 642S - TR644S/ DCF
Battery changing TR 686/ 4 DCF
Fig. 1
Fig. 3
Fig. 2
1. Insert new battery holder into battery compartment
2. Press battery holder down until it audibly locates
3. Dispose of lithium battery in an environmentally friendly way
Fig. 4
5.1 Overview of menu selection
Press the v button to move the cursor ▲.
The cursor moves eacht time a menu item button is pressed.
