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M695 Fault finding
Service manual M695
09/93 3077-HWE
Doc code 638 718
Functions of hand- or footswitch
Condition:
Malfunction of hand- or footswitch of only one of the two CONTROL-inputs,
A or B
is disturbed.
•
Replace disturbed hand- or footswitch ective side A or B by either:
a) Service-handswitch or
b) Hand-/footswitch at the other CONTROL-input
Action
Reaction
Possible reason
Release functions:
Corresponding LED at Function
Display does not light
Receiver Board
Connect again original switch
Corresponding LED at Function
Hand- or footswitch
and
Display does not light
release functions