Sanyo HEC-DR7700 - Adjustment of Chair (Continued); Press ZERO-G button to move the back rest, foot rest, and the seat to achieve the desired reclining position.; Adjust the angle of the back rest.

- 14 -
HEC-DR7700
Problem Diagnosis Chart
OTHERS
NORMAL
Error message
Troubled portion
Troubled phenomenon Check item Counteraction method
An abnormal power supply.
An abnormal power supply.
An abnormal power supply.
1. Check the power supply of an power point.
2. Others.
1. Check the power supply of an power point.
2. Others.
1. Check the relay (Printed board (main) RY1).
Replace the Printed board (main).
Replace the Printed board (main).
Replace the Printed board (main).
Up to seven abnormal indications are stored in a memory. In case of less than seven, since
there are not any abnormal indications, some of the seven STIFFNESS indicators are lit
alternatively to indicate the state that abnormalities are not stored.
When the massaging rollers detach from the body during the Whole Body Sensor Automatic Course
or the Automatic Course, the body pressure sensor will work to stop the operation by pulling back
the massaging rollers for safety.
In such a case, begin the operation again from the start.
9 buttons flash on and off, and
the m
assage
stops