6.7 Option Unit
This section contains instructions for removing and installing the two Option Units.
Option Unit 1 and Option Unit 2 are shown in the following figure.
6.7.1 Remove Option Unit 1
(1) Turn OFF the Controller and unplug the power connector.
(2) Disconnect the cables connected to the Option Unit board.
(3) Remove two screws on the backside and remove
(4) Pull out the flat cable connector connected on the
NOTE
(5) Remove the screws (two screws each on front side
RC180 Rev.17
Maintenance 6. Maintenance Parts Replacement Procedures
Option Unit 2
RC180
the cover.
backside.
Compress both ends of the connector to pull out
the connector.
and backside) and remove Option Unit 1 in the
direction shown by the arrow.
Option Unit 1
161