Troubleshooting; Diagnostic System And Symbols On The Keyboard - Mectron combi touch Manual De Uso Y Mantenimiento

combi touch
NOTE: If necessary to reach the immunity test
level, the distance between the transmitter
antenna and combi touch can be reduced to
1 m. The test distance of 1 m is allowed by
IEC 61000-4-3.
12

TROUBLESHOOTING

12.1 Diagnostic System and Symbols on the Keyboard
combi touch is provided with a diagnostic circuit that allows the detection of malfunctions and
viewing of their type on the touch keyboard by means of a symbol. Users, by using the following
table, are guided to identifying and the possible resolution of the malfunction detected.
Symbol on keyboard
112
WARNING: Portable RF communication
equipment (including peripheral devices such
as antenna cables and external antennas)
must not be used closer than 30 cm to any
part of the combi touch device, including
the cables specified by the manufacturer.
Otherwise, there may be a performance
degradation of these appliances.
Possible cause
Handpiece/cord electrical
contacts wet
Scaler handpiece
combi touch not connected
to the appliance
Scaler handpiece failure
Tuning circuit malfunction
Insert not present or not
properly tightened on the
scaler handpiece
Insert broken, worn or
deformed
Cord/handpiece electrical
contacts wet
Solution
Thoroughly dry the contacts
with compressed air (see
Chapter 8.6 on page 94)
Connect the scaler
handpiece (see Chapter 4.3
on page 18) .
Replace the scaler handpiece
Contact an Authorised
Mectron Service Centre.
Unscrew the insert and screw
it back in correctly using the
torque wrench (See Chapter
5.4 on page 32 ).
Replace the insert.
Thoroughly dry the contacts
with compressed air (see
Chapter 8.6 on page 94)
.
.