Rockwell Automation 2755-DM9, -DM9E High Speed Decoder - Manual (Page 131)

A–B
9 Chapter
9–1
Maintenance and Troubleshooting
This chapter provides maintenance procedures and troubleshooting
charts.
!
WARNING: Other than fuses, the decoder does not contain any
user serviceable items. Do not remove the decoder cover. A
separate access panel is provided for access to the modules and
their fuses.
Chapter Objectives
Maintaining the Decoder