Epson EM07ZS1647F User Manual page 144

4. Troubleshooting (PROFIBUS DP)
4.2.3.2 Loose Connector and Signal Wire
Check for the connections of the following parts on the connector and cable.
(1) Connection of connector and signal wire
(2) Connection of connector and unit
4.2.3.3 Noise Intrusion
Verify how error occurrence condition changes while taking the following countermeasures.
♦ Ground of FG wire
Normal Grounding: Peel the cable covering and ground the FG wire.
Turn ON the terminating resistor
at the end of the network.
132
Small flat-blade screwdriver
with even thickness
Peel the cable covering and
secure the cable with FG clamps.
Secure
intermediate plate of the board
with screws to ground the shield.
the clamps to the
Fieldbus I/O Rev.6