Specifications

104 • Program Mode Programming ER420M
Program 80 - Function Key Descriptor
Program descriptors by typing descriptors on the alpha keyboard overlay or by entering three
digit alpha character codes. To descript by three digit alpha character codes you must select
‘No’ in system option #25(See “System Option Programming).
1. Turn the control lock to the P position.
2. To begin the program, enter 8 0, press the SBTL key.
0 SBTL8
3. If you are programming alpha overlay
X/TIME
Type up to 18
descriptor keys
FUNCTION
KEY
or,
Enter up to 18
three-character
codes
FUNCTION
KEY
4. To program additional function keys, repeat from step 3, or press the CASH
key to finalise the program.
CASH