120
ED50
08-2018
DL4614-140
dormakaba ED50 OHC Installation Instructions
Appendix C
C.7 Firmware update
Fig. C.7.1 Handheld power on sequence
Fig. C.7.2 Select communication menu
1
ENTER button
Fig. C.7.3 Enter Handheld user code
1. Connect Handheld to COM 1 port
(Para. D.1) and power on.
• Handheld will boot up and display main
menu.
C.7.1 Firmware update procedure
CAUTION
For all firmware changes, set
program switch to CLOSE and
allow door to close completely
before any updates are made!
2. With Communication highlighted, press
ENTER.
3. Enter Handheld user code and press
ENTER.
1
1