Sharp AR-M550U - Rails; Drive Belt; Drive Wire; Pulley

AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 97
a-7. Rails
1) Remove the table glass. (See “a-1. Table glass” in this section)
2) Grease up the rails.
a-8. Drive belt
a-9. Drive wire
a-10. Pulley
1) Remove the table glass. (See “a-1. Table glass” in this section)
2) Check the drive belt, drive wire and pulley
a-11. Scanner lamp
1) Remove the table glass. (See “a-1. Table glass” in this section)
2) Remove the core guide to shift the optical lamp unit to the base
plate cutout section.
3) Remove the front side connector.
4) Turn up the cutout mylar and remove the screw; then shift the lamp
holder to the front side and take out the lamp from above on the
rear side.
5) Remove the harness connector from the hole on the front side.
a-12. Inverter PWB
1) Remove the table glass. (See “a-1. Table glass” in this section)
2) Remove the core guide.
3) Unhook the claw to remove the plastic members on the rear side.
4) While holding to prevent from falling, remove the screw fixing to
remove the inverter PWB.
5) Disconnect the lamp connectors.
6) Release the connector lock on the inverter PWB to remove the FC
cable.
7) When attaching, place each harness on the rib.