PAT DS 150, User Manual

Page: 22 / 31

User Manual IK 150 / 0031 e
© 1997 PAT GmbH · D-76275 Ettlingen · Hertzstr. 32 - 34 ·
)
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50 / 150 / 19_0031E.DOC / 19.03.1997 / Rev. C / rk.
Error Code Error Cause Elimination
E45 Redundancy error in
the A/D conversion •
The A/D converter on the
processing board and the
redundant A/D converter in
the CPU 80C537 provide
different results.
•
Replace processor board.
E46 Error in the A/D con-
verter uPD 7004 of
the processor board.
•
No acknowledgment of the
A/D converter uPD 7004
•
Replace processor board.
E47 Error in the monitored
write/ read memory.
The CRC verification
of the monitored
write/read memory
provides an incoher-
ent result
•
The CRC sign of the moni-
tored write/read memory is
wrong
•
The buffer battery is de-
charged (< 2V at 1kOhm).
•
Processor board defective.
•
Restart the LMI
•
Replace buffer battery on
the LMI main board
•
Replace processor board.
E48 Cyclic RAM test: er-
ror in the internal
write/read memory
(RAM) of the com-
puter component
80C537 •
Computer component
80C537 defective
•
CPU module defective
•
Processor board defective.
•
Replace computer compo-
nent 80C537.
•
Replace CPU module
•
Replace processor board
with CPU module.
E51 Error in the crane
data EPROM or
EEPROM. •
No valid data in the crane
data EEPROM.
•
Memory module wrongly
bridged.
•
Crane data EPROM defec-
tive
•
Load crane data EEPROM
containing valid data.
•
Bridge memory module acc.
to memory type
•
Replace crane data EPROM
E52 Error in load chart
PROM. •
Memory module wrongly
bridged.
•
Load chart EPROM defec-
tive.
•
Bridge memory module acc.
to memory type.
•
Replace load chart EPROM
E56
Error in crane data
EEPROM. •
Memory module wrongly
bridged.
•
Crane data EEPROM de-
fective
•
Bridge memory module acc.
to memory type
•
Replace crane data
EEPROM