PAT DS 50 Troubleshooting Manual page 43

DS50 TROUBLE SHOOTING MANUAL
11. ERROR CODE MESSAGES
Error Code Error
E0 7
E1 1
TSM DS 50-003/REV.B/031-300-190-003/12-02-96
No acknowledgment
from the overload relay
in the OSS to the
microprocessor input.
Length channel voltage
is lower then the
minimum limit.
Cause
Overload relay defective,
printed circuit board
defective or microprocessor
input defective. Could also be
caused by an external short
circuit in the wiring.
Cable between length sensor
and main board defective or
disconnected.
Length sensor
potentiometer defective.
Analog channel on main
board defective.
43
LEVEL 3
Remedy
Use the instructions in the
troubleshooting manual and
the test box to identify the
location of the problem.
Identify clearly a main board
defect by referring to the
troubleshooting manual. If in
doubt contact PAT service
support. Replace main board
or central unit and transfer
E-Eprom data. Load test
system after.
Check cable and connectors
and replace if necessary.
Refer to troubleshooting
manual.
Replace length sensor
potentiometer. Refer to
instructions in the
troubleshooting manual.
Identify clearly a main board
defect by referring to the
troubleshooting manual. If in
doubt contact PAT service
support. Replace main board
or central unit and transfer
E-Eprom data. Load test
system after.