Specifications
A64192AA2 FINAL
1-4
Error Recovery Procedures
Unit Error Code Categories 
4-xx Pulse Motor/AC Motor  Pulse Motor/AC 
Motor Error
(PMxx, SMxx or 
DMxx) 
Check the motor and/or belt drive.
5-xx LH 750 Analyzer to 
Connection Unit 
Communication 
Communication 
Error
(LHxx)
Ensure that the Analyzer is Ready or the 
cassette is loading or unloading properly.
7-xx Auto Sensor  Auto Sensor Error
(ASxx)
Ensure that the pneumatic solenoid is 
working properly.
9-xx Loading or Unloading 
Arm AC Motor 
AC motor on Loading 
or Unloading Arm 
Error (AMxx) 
Check the Loading or Unloading Arm motor.
Tab le 1. 1  Error Codes (Continued)
Category Problem Error Description Solution










