|
on
|
on
|
X
|
on
|
on
|
The MCU cannot execute its program
|
|
off
|
off
|
X
|
off
|
on
|
Reference voltage is too low
|
|
off
|
on
|
X
|
off
|
on
|
Error during MCU memory test
|
|
on
|
off
|
X
|
off
|
on
|
Error during MCU program memory test
|
|
on
|
on
|
X
|
off
|
on
|
Error during MCU expanded memory test
|
|
off
|
off
|
X
|
on
|
off
|
Self-test completed, everything o.k.
|
|
off
|
off
|
X
|
on
|
flashes
|
Faulty MCU setup data; system operating with standard
settings which may be sub-optimum
|
|
on
|
X
|
X
|
on
|
X
|
Industrial PC is turned on.
|
|
off
|
on
|
X
|
on
|
X
|
Valid entry recognized: ON key
|
|
on
|
on
|
X
|
on
|
X
|
Valid entry recognized: Touch front, keys on touch front,
keyboard, barcode decoder
|
|
on
|
X
|
on
|
on
|
X
|
Hard disk access
|
|
on
|
X
|
X
|
flashes
|
X
|
Temperature limit exceeded, CFL backlighting reduced to
minimum brightness.
|
|
X
|
X
|
X
|
on
|
on
|
Temperature limit exceeded, CFL backlighting or entire unit
turned off.
|
|
flashes
|
X
|
X
|
on
|
on
|
Faulty voltage recognized, unit turned off.
|
