Troubleshooting Flow Charts
PROBLEM: Error Code “E93/E94" No data transfer to and from console.
Make sure that the eproms are plugged into the correct socket and orientated.
Refer to EPROM replacement procedure.
Place EPROM in correct socket.
Check crane supply voltage for console in central unit at connection board X: 33 (ground) and X1:30
(+12V). Make sure external and internal power supply is correct. Refer to Section 4.
Refer to system wiring diagram.
Replace main board and reset pressure channel. Refer to
system wiring diagram and transducer replacement
procedure .
Bad Data Transfer Between Console & Central Unit
Yes
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