Sony DSC-RX100M4 Service Manual page 76

14. Remove the five screws to detach the Rear Tube Mirror Block Assy.
15. Remove the Lubricating Block Assy (B), the Gear A Lubricated Assy and the Wheel Lubricating Block Assy.
16. Insert a Lubricating Block Assy (B)* and turn it clockwise to the maximum extent.
*) Use a Lubricating Block Assy (B) that was not installed in the unit.
17. Pull out the two flexible boards (SS and SH) from the Stationary Tube.
Stationary Tube
DSC-RX100M4
Lubricating Block Assy (B)
Gear A Lubricated Assy
Wheel Lubricating Block Assy
Lubricating Block Assy (B)
SS flexible board
SH flexible board
Rear Tube Mirror Block Assy
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