Sharp MX-4100N Service Manual page 510

2) Remove the PCU Flash ROM PWB.
(4) PCU PWB
1) Remove the rear cabinet.
2) Remove the PCU Flash ROM PWB.
3) Disconnect the connector and remove the screw, and remove
the PCU PWB.
(5) Mother PWB
1) Remove the rear cabinet.
2) Disconnect the connector and remove the screw, and remove
the mother PWB.
B. Power unit
1
2
1
a
b
(1) AC power PWB
1) Remove the rear cabinet.
2) Remove the screw, the reactor and disconnect the connector,
and remove the AC power PWB.
(2) DC power PWB
1) Remove the rear cabinet.
2) Open the control box.
MX-5001N PWB SECTION P – 4
Parts
AC power PWB
DC power PWB
b
a