FLY ds115 plus, Service Manual, Page: 28 / 40

FLY SERVICE SUPPORT
28
4.4 Keypads not work
yes
no no
yes yes yes
yes no no yes
Keypad not work
Change U0100
The resistance to
ground of these
keypads ok?
Only one key not work
Key 123 or key 456 or
key 789 or key *0#
not work?
The resistance to
ground of these
keypads ok?
Key 147* or key 2580
or key 369# nor work?
Clean or change the
domesheet
Change U0100
Heat or change U0100