Fault Finding Diagram - Rose Embroidery - Husqvarna VIKING 350 Service Manual

Fault finding diagram - Rose Embroidery

The machine cannot read the memory card.
1.Try another memory card. If the machine reads this one, the memory card was
defective.
2. If the machine does not read the second memory card. Change the circuit board
of the machine.
The embroidery unit only feeds in the feeding direction of the machine.
1. Check key 28 and the adapter in the socket of the machine for the embroidery unit
according to the service program.
If ER is shown.A. Check the cables of the machine.
B. Replace the circuit board of the machine.
2. If OK is indicated the machine is OK and the fault is in the embroidery unit.
3. Check all the cables and cable connections of the embroidery unit.
4. Check key 26 according to the service program. If there is no sideways movement,
replace the circuit
The embroidery unit only feeds sideways.
1. Check key 28 and the adapter in the socket of the machine for the embroidery unit
according to the service program.
If ER is shown.A. Check the cables of the machine.
B. Replace the circuit board of the machine.
2. If OK is indicated the machine is OK and the fault is in the embroidery unit.
3. Check all the cables and cable connections of the embroidery unit.
4. Connect the embroidery unit and check key 27 according to the service program.
If there is no movement in the feeding direction, replace the circuit board of
the embroidery unit.
The embroidery unit does not feed at all.
1. Check key 28 and the adapter in the socket of the machine for the embroidery unit
according to the service program.
If ER is shown.A. Check the cables of the machine.
B. Replace the circuit board of the machine.
2. If OK is indicated and the diodes do not emit light . Replace the circuitboard of
the machine.
3. If OK is indicated and the diodes of the adapter emit light, the machine is OK and
the fault lies in the embroidery unit.
4. Check all the cables and cable connections of the embroidery unit.
4. Connect the embroidery unit and check key 26 and 27 according to the service
program. If there is no movement at all, replace the circuit board of the embroidery unit.
board of the embroidery unit.
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