Sanyo HEC-DR8700 - Foot Rest Angle and Sliding Adjustments

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15
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HEC-DR8700
Problem Diagnosis Chart
MASSAGE
TAPPING
Error message
Troubled portion
Troubled phenomenon Check item Counteraction method
*When there is no output at sensor
(IC901) for continuation 5 seconds
while Massage motor are getting
electricity.
*When there is not output level
at sensor (IC902) for continuation
30 seconds while Massage motor
are getting electricity.
*When there is no output at sensor
(IC921) for continuation 5 seconds
while tapping motor are getting
electricity.
1. The connection confirmation of Printed board (Main) CN3
and the junction connector.
2. The connection confirmation of Printed board (Main) CN9
and Printed board (Massage pulse) CN901.
3. Check the Printed board (Main) CN3 output
(approx. DC60 - 100V).
1. The connection confirmation of Printed board (Main) CN9
and Printed board (Massage pulse) CN901.
2. Check turning on confirmation main harness.
3. Check the magnet in a Holder (magnet width) .
4. Check the Printed board (Massage pulse) IC902 for
inclination.
1. Check the massage motor belt for dislocation and cut-off.
1. The connection confirmation of Printed board (Main) CN3
and the junction connector.
2. The connection confirmation of Printed board (Main) CN9
and Printed board (Massage pulse) CN901.
3. Check the Printed board (Main) CN3 output
(approx. DC60 - 100V).
1. The connection confirmation of Printed board (Main) CN9
and Printed board (Massage pulse) CN901.
2. Check turning on confirmation main harness.
3. Check the magnet in a pulley (massage) .
4. Check the Printed board (Massage pulse) IC901 for
inclination.
1. Check the massage motor belt for dislocation and cut-off.
1. The connection confirmation of Printed board (Main) CN2
and the junction connector.
2. Check the Printed board (Main) CN2 output
(approx. DC60 - 100V).
1. The connection confirmation of Printed board (Main) CN9,
Printed board (Massage pulse) CN901/CN906, Printed board
(Taping pulse) CN921.
2. Check turning on confirmation main harness.
3. Check the magnet for the tapping detection.
4. Check the Printed board (Tapping pulse) IC921 for inclination.
1. Check the tapping motor belt for dislocation and cut-off.
Insert the connectors.
Insert the connectors.
If output Replace the massage motor.
If no output Replace the Printed board
(Main).
Insert the connectors.
Replace the main harness.
The magnet position correction for the
detection.
Correct the tilted condition or replace the
Printed board (Massage pulse).
The massage motor belt correction, the
exchange.
Insert the connectors.
Insert the connectors.
If output Replace the massage motor.
If no output Replace the Printed board
(Main).
Insert the connectors.
Replace the main harness.
The magnet position correction for the
detection.
Correct the tilted condition or replace the
Printed board (Massage pulse).
The massage motor belt correction, the
exchange.
Insert the connectors.
If output Replace the tapping motor.
If no output Replace the Printed board
(Main).
Insert the connectors.
Replace the main harness.
The magnet position correction for the
detection.
Correct the tilted condition or replace the
Printed board (Tapping pulse).
The tapping motor belt correction, the
exchange.
Massage mode doesn't move.
A stop of massaging motion
can not be carried out.
Massage motor rotation.
(Other abnormality except massage motor)
Massage mode doesn't move.
A stop of massaging motion
can not be carried out.
Massage motor rotation.
(Other abnormality except massage motor)
Tapping mode doesn't move.
A stop of tapping motion
can not be carried out.
Tapping motor rotation.
(Other abnormality except tapping motor)
Display
Lamp (under the cover)
Lamp (under the cover)
Lamp (under the cover)
Display
Display