INSTRUCTIONS FOR USE DA 270, DA 370, DA 280, DA 380
UM_EN_DA270_DA280_DA370_DA380_m2015_2019-04_ver1.9 48 / 67
List of possible error conditions
Failure
Possible cause
Solution
Receiver not working - LED 1 is
not shining
The receiver is without
power
Check if the dental unit is turned on
Check if receiver is properly connected with the dental unit
The receiver is defective
Connect the foot controller and the unit via cable and
contact an authorized service or reseller
The receiver works
–
LED1 is lit, but the receiver does
not accept commands from the
foot controller
Discharged battery of
the foot controller
Through the battery indicator on the dentist's display,
check the battery status
Charge the battery the foot of the driver
The receiver, or the
transmitter is defective
Contact an authorized service or reseller
Transmission barriers
Provide direct visibility between transmitter and receiver
At the maximum of pedal lever,
the performance of the
instruments does not reach the
maximum
Loose / damaged
potentiometer
Contact an authorized service or reseller
When the pedal is in the starting
position the instruments
continue to rotate
Loose switch for start
Contact an authorized service or reseller
The pedal does not return to its
base position
Оut of position or broken
spring of pedal
Contact an authorized service or reseller
Button for control of the chair
movement remains still pressed
Damaged foam spring
button
Contact an authorized service or reseller
Technical data:
Transmitter
Supply voltage
– via cable
– battery
10-36 V DC (rated voltage 24 V)
2,4 V DC 2xAA NiMH 1200 mAh (GP or sanyo eneloop)
Frequency
2400-2464 MHz
Battery life on a single charge
2 months
Transmitter reach
minimum 2 m
The transmitting power
-18 dBm according to SW settings till 4 dBm
Mudulation type
GFSK
Receiver
Supply voltage
24 V DC
Frequency
2400-2464 MHz
