Sanyo HECSR1000K - Stiffness Sensor - Multi Roller Massage Chair Service Manual page 13

Replacement Procedure
(1) Replacement of PRINTED BOAD ASS'Y (MAIN)
1, Remove one case set screw and detach CASE
(SWITCH BOX).
Take care not to apply unnecessarily strong
force more than required to pull the case
because connector is connected.
SCREW
CASE COMP.(PRINTED BOAD)
2, Remove all the cord treatments.
3, Pull out all the connectors connected to PRINTED
BOAD ASS'Y (MAIN) and detach PRINTED BOAD
ASS'Y (MAIN).
4, Unscrew 2 TRANS FORMER ASS'Y set screws
and remove TRANS FORMER ASS'Y.
5, Unscrew 2 pieces each of REACTOR (3 pieces)
set screws and remove REACTOR.
PRINTED BOAD ASS'Y(MAIN)
SCREW
Photo.1
CASE(SWITCH BOX)
SCREW
Photo.1
Photo.2
Photo.2
Photo.2
REACTOR
SCREW
TORANS FORMER ASS'Y
Photo.2
(2) Replacement of substrate (electrically-operated foot)
1, Remove connections of three connectors connected
to PRINTED BOAD ASS'Y (FOOTREST).
2, Detach PRINTED BOAD ASS'Y (FOOTREST).
PRINTED BOAD ASS'Y(MAIN)
(3) Replacement of power switch section
1, Disconnect connector CN1 connected to
PRINTED BOAD ASS'Y (MAIN).
2, Unscrew two CASE (SWITCH BOX) set screws
and detach power supply switch section.
3, Open fuse case of current fuses and
take out current fuses.
4, Unscrew two switch holder set screws and
detach switch holder.
5, Unscrew one POWER SWITCH fixing screw and
detach POWER SWITCH.
FUSE
CASE(SWITCH BOX)
(4) Replacement of POWER CORD
1, Disconnect POWER CORD and remove CORD BUSHING
of POWER CORD.
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HEC-DR21
Photo.3
Photo.3
PRINTED BOAD ASS'Y(FOOTREST)
Photo.3
Photo.2
Photo.1
Photo.4
Photo.4
Photo.4
POWER SWITCH
POWER CORD
SCREW
Photo.4
Photo.4
(TAIWAN)