55
noL
No keyboard
communicati
on
This symbol appears when
there is no communication
between in-cab controller and
the CPU board
If keypad is unresponsive, you
can turn off the unit only via
the ignition key of the vehicle,
or by removing the power plug.
Connection wire
between the in-cab
controller and the CPU
board is defective or
not properly connected
Check the wire and
the connections on
the in-can controller
and CPU board.
Pof
Pon
Lock/Unlock
keyboard
The abbreviation PoF(PoF)
indicates that the keypad lock is
active (by simultaneously
pressing the up/down buttons
for at least 5 seconds.
This message is displayed for
three seconds every time the
keypad is locked you try to:
Set the temperature.
Access on programming.
Switch off the control board.
To unlock the keyboard,
press the up/down buttons
at least 5 seconds until it
appears the abbreviation
Pon(Pon)
rSt
Reset
This message is displayed for
three seconds the first time you
press a button with an alarm in
progress
Содержание Zer0 120
Страница 1: ...Zer0 120 0WSMZ120 Workshop Manual ...
Страница 15: ...8 Figure 1 Z120 Condensing Section Components ...