INFI-NET to Computer Interface (INICI01/03) instruction (refer to Table 1-2 for document numbers. The information in that instruction explains the meaning and corrective action for INNIS01 and INICT03 LED error codes. Troubleshooting should be done by an experienced electronic technician or engineer who knows the precautions to take when handling devices sensitive to electrostatic discharge. The individual should also be familiar with the operation, shutdown and installation requirements of Ethernet network systems, and know how to use common electronic test equipment such as a digital multimeter. NOTE: The Ethernet server module must be properly shutdown before it is removed from its module mounting unit slot or before turning off power to the cabinet. Failure to properly shutdown the Ethernet server module could result in file corruption.