
User Manual IK 150 / 0031 e
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50 / 150 / 19_0031E.DOC / 19.03.1997 / Rev. C / rk.
Error Code
Error
Cause
Elimination
•
Interruption or accidental
ground in the line between
console electronics and
central unit
•
Check the connection con-
sole electronics - central
unit. In case of an acciden-
tal ground, the transmitter
module of the console elec-
tronics might be damaged.
Therefore, replaces the
console electronics.
•
Transmitter/receiver module
is defective
•
Exchange console elec-
tronics or LMI main board
resp.
E92
Error in the data
transmission from
console to central
unit
•
Loose connection in the line
between console electronics
and central unit
•
Transmitter/receiver module
is defective
•
Check the connection be-
tween console electronics
and central unit
•
Exchange console elec-
tronics or LMI main board
resp.
E93
Error in the data
transmission from the
central unit to the
console
•
refer to E92
•
refer to E92
E94
No data transmission
from the central unit
to the console
•
Interruption or accidental
ground in the line central unit
- console
•
Check line to the console (in
case of accidental ground,
replace console electronics,
too).
•
5 V supply of the computer
in the central unit is missing
•
Check connection to the
power unit
•
5 V supply is too low
•
Exchange the LMI main
board
•
Transmitter/receiver module
is defective
•
Replace console electronics
or LMI main board
•
Computer module is defec-
tive
•
Replace processor board.
•
Electro-magnetic interfer-
ences (e.g. when switching
contactors or valves)
•
Eliminate the source of in-
terferences by inverse di-
odes or varistors.
E95
Error in the console
EPROM
•
The console EPROM is de-
fective.
•
Replace the console
EPROM
E96
Error in the internal
RAM of the console.
•
The CPU of the console is
defective.
•
The console main board is
defective.
•
Replace the CPU of the
console
•
Replace the console main
board.