Replacement Procedures; Mark Vies Safety I/O Pack Replacement - GE Mark VIeS System Manual

12.2.1 Replacement Procedures

Refer to the following sections for replacement instructions for specific components:
• YVIB I/O Pack Replacement
• SUAA Terminal Board Replacement
12.2.1.1 Mark VIeS Safety I/O Pack Replacement (Same Hardware Form)
Attention
➢ ➢ To replace a Mark VIeS Safety I/O Pack with the same hardware form
1. Verify that the replacement I/O pack is compatible with one being replaced.
2. Follow all site safety procedures.
Remove the power connector on the side of the failed I/O pack.
3.
4. Unplug the Ethernet cable(s) from the failed I/O pack and mark their positions.
5. Loosen the two mounting nuts on the I/O pack threaded shafts.
6. Unplug the I/O pack.
Plug in the replacement I/O pack. Make sure the I/O pack connector is fully seated on all sides, then properly tighten
7.
mounting nuts.
8. Plug the Ethernet and power cables back into the I/O pack.
From ToolboxST, download the firmware and application code to the replacement I/O pack.
9.
Maintenance and Replacement
Never upgrade the I/O pack firmware to a version that is not supported by the
hardware form. Refer to the applicable I/O pack Compatibility section of this
document for more information.
Public Information
GEH-6855_Vol_II System Guide 479