Sanyo HEC-DR7700 - Page 12

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HEC-DR7700
Problem Diagnosis Chart
Error message
Troubled portion
Troubled phenomenon Check item Counteraction method
RECLINING
BACK REST
1. The connection confirmation of Printed board (Power) CN205.
2. Check the Printed board (Power) CN205 output
(approx. DC100V).
1. The connection confirmation of Printed board (Main) CN16.
2. Check the back rest reclining upper limit switch.
3. Others.
1. The connection confirmation of Printed board (Power) CN205.
2. Check the Printed board (Power) CN205 output
(approx. DC100V).
1. The connection confirmation of Printed board (Main) CN16.
2. Check the back rest reclining lower limit switch.
3. Others.
1. The connection confirmation of Printed board (Power) CN205.
2. Check the Printed board (Power) CN205 output
(approx. DC100V).
1. The connection confirmation of Printed board (Main) CN16.
2. Check the back rest reclining upper limit switch.
3. Others.
1. The connection confirmation of Printed board (Power) CN205.
2. Check the Printed board (Power) CN205 output
(approx. DC100V).
1. The connection confirmation of Printed board (Main) CN16.
2. Check the back rest reclining lower limit switch.
3. Others.
Insert the connector.
If output Replace the reclining motor
(back rest).
If no output Replace the Printed board
(Power).
Insert the connector.
Replace the reclining motor (back rest).
Replace the Printed board (Main).
Insert the connector.
If output Replace the reclining motor
(back rest).
If no output Replace the Printed board
(Power).
Insert the connector.
Replace the reclining motor (back rest).
Replace the Printed board (Main).
Insert the connector.
If output Replace the reclining motor
(back rest).
If no output Replace the Printed board
(Power).
Insert the connector.
Replace the reclining motor (back rest).
Replace the Printed board (Main).
Insert the connector.
If output Replace the reclining motor
(back rest).
If no output Replace the Printed board
(Power).
Insert the connector.
Replace the reclining motor (back rest).
Replace the Printed board (Main).
The back rest reclining motion
doesn't move. (Don't up)
The back rest reclining motion
doesn't move. (Don't down)
The back rest reclining motion
doesn't move. (Don't down)
The back rest reclining motion
doesn't move. (Don't up)
A back rest lilacinning operation
stop is not carried out.
A back rest lilacinning operation
stop is not carried out.
A back rest lilacinning operation
stop is not carried out.
A back rest lilacinning operation
stop is not carried out.
When there is no detection of reclining
switch(upper limit) at the back part for
continuation 1 minutes while reclining
motor are moving for raising seat.
When there is no detection of reclining
switch(lower limit) at the back part for
continuation 1 minutes while reclining
motor are moving for lower seat.
When there is detection of reclining
switch(upper limit) at the back part for
continuation 1 minutes while reclining
motor are moving for lower seat.
When there is detection of reclining
switch(lower limit) at the back part for
continuation 1 minutes while reclining
motor are moving for raising seat.