Siemens MJ-XL - Mj-X Control Panel

MJ-X
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Communications Module
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PDS Strain
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Figure 5-3 MJ-X Control Panel Rear Cover
3. Remove the six screws on the side of the rear cover that hold it to the control panel.
4. Feed the PDS cable harness through the strain relief cutout while removing the rear cover.
5. Remove the accessory cover plate from the rear cover. Discard the accessory cover plate and mounting
hardware. If an Expansion Rack is installed in the accessory area, remove the rack and discard.
6. Mount the communications module printed circuit board to the MJ-X base with six 6-32 x 7/16” standoffs,
Figure 5-4. Ensure that the membrane switch cable is folded over itself and under the communications module
printed circuit board as shown in Figure 5-5.