2.3
Extension and contraction of footrest do not move.
2.4
Heater does not work.(It does not heat up)
Is the footrest movable to maximum upper angle?
No
Is DC24V(approx..) out on the connector of main circuit
board(CN18, 19) when heater is ON.
(Check with tester.)
No
Replace the main circuit board.
Yes
Exchange heater or the cord for heater.
Is there any disconnection for each connecting part of
heater?
No
Connect the connector firmly.
Yes
Is any error occurred?
4D-970
:
“Error occurs
・
Switch the power again” is displayed on the LCD.
Check each part after confirming service No.(Error no.)
3.
In case service No.(Error No.) is displayed.
<
Reference
>
Yes
Summary of Contents for 4D-970
Page 5: ...Main body Remote controller ...
Page 6: ......
Page 22: ...椅子上部分解図 6 1 18 7 7 2 4 12 5 3 8 9 17 10 ...
Page 26: ...200 205 腕ユニット分解図_L 202 204 201 203 201 206 201 207 ...
Page 27: ...210 208 201 207 201 203 201 211 腕ユニット分解図_R 209 202 207 ...
Page 29: ...Massage chair Remote control unit KX 2980UL Component list 351 350 ...
Page 30: ...404 401 402 403 405 リモコンスタンド分解図 Premium4S 400 ...
Page 31: ...付属品梱包仕様図 452 453 450 68 451 ...