Operation
Item
Display/Function
Meaning
Remedy
1
Red
'SERVICE RE-
QUIRED' (service is
needed)
Follow the instructions displayed on
the operator panel and/or the mon-
itor.
If a permanent error has occurred,
inform customer care.
2
Yellow
'SUPPLIES RE-
QUIRED' (mainten-
ance required)
Follow the instructions displayed on
the operator panel and/or the mon-
itor.
3
Green
'IN SERVICE' (The
device is in opera-
tion)
4
Acoustic signal gen-
erator
Continuous tone
with 'SERVICE RE-
QUIRED'
See 1
5
Key 'Audio Reset'
Switches the con-
tinuous tone off.
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