Chapter 10 Troubleshooting 10-1 To; Troubleshooting Follow - Hitachi HIDIC EH-150 Applications Manual

Chapter 10 Troubleshooting
This chapter explains the trouble shooting in case a system using EH-ETH.
10.1

Troubleshooting follow

(1) Start of PLC
Start of PLC system setup
EH-ETH is mounted
in slot 0 to 2
Y
EH-ETH is mounted more than 3
units in basic base.
N
Type of CPU module is
EH-CPU448
Y
Power on PLC system
STATUS LED
is lit in green.
N
Complete of PLC system setup
EH-ETH can be mounted in slot 0
to 2.
N
Reexamine the mounted slot
position.
EH-ETH can be mounted up to
two units in basic base.
Y
Reexamine the mounted slot
position and system.
EH-ETH needs CPU448 as CPU
module.
N
Reexamine the system.
I/O configuration is missing in
CPU module. Configure "COMM"
Y
assignment by your programming
software.
10-1
Chapter 10 Troubleshooting