9 Troubleshooting                                                                                    9-7 
400000460008
Operating  software 
error: Cannot connect to 
the analyzing unit 
Serial  port  cable  not 
connected;  Power 
shutdown;  PC  serial  port 
damaged  or  mainboard  of 
the analyzing unit damaged.
Check the connection of the serial port cable, whether the 
Power is on, the PC serial port or the serial port cable is 
damaged.After all the above are excluded, check whether 
the  mainboard  serial  port  is  damaged.  Restart  the 
analyzing unit and the operating software. 
400000470008
Operating  software 
error: Handshake failed 
Serial  port  cable  not 
connected;  Power  shut 
down;  PC  serial  port 
damaged  or  analyzing  unit 
mainboard of the analyzing 
unit damaged. 
Check the connection of the serial port cable, whether the 
Power is on, the PC serial prot or the serial port cable is 
damaged.After all the above are excluded, check whether 
the  mainboard  serial  port  is  damaged.  Restart  the 
analyzing unit and the operating software.。 
400000510009
System  environment 
error: Self-check error 
Main  unit  and  subunits 
selr-check error. 
Restart the analyzing unit and operation unit. 
400000520008
Operating  software 
error:  Parameter 
downloading error 
Parameter  downloading 
failed.  Parameter 
configuration error 
Check the connection between the serial port cable and 
the mainboard. If the mainboard has been replaced, make 
sure the control software is burnt in. Restart the parameter 
downloading. 
400000530008
Operating  software 
error:  Mechanical 
resetting error 
Mechanical resetting error 
Check the status of the moving parts and the connection of 
the fluid path.Run mechanical resetting again. If the error 
remains,  test  each  moving  part  to  figure  out  which  one 
goes wrong. 
400000540008
 
Operating  software 
error:  Cuvette  segment 
replacing error 
Reaction  disk  movement 
error. 
Use the Alignment of the operating software to ensure the 
movement  of  the  reaction  disk.  After  executing  falure 
recovery, replace the cuvette segment.   
400000550008
Operating  software 
error:  Background 
measurement error 
Photoelectric  collection 
error  or  light  source 
intensity not enough 
Rerun measuring the background. Check the status of the 
lamp and the filter wheel. 
400000560008
Operating  software 
error:  Cuvette  blank 
measurement error 
Cuvette blank measurement 
error. 
Check whether the cuvettes are alright and the status of 
the lamp and filter wheel. 
400000570008
Operating  software 
error: Washing error 
Wash  solution  not  enough, 
or  fluid  path  connection 
error. 
Check  whether  there  is  insuffient  DI  water,  and  the 
connection  of  fluid  path  and  pump-valve  assembly  is 
alright. 
400000580008
Operating  software 
error:  Startup  check  is 
not finished normally 
Startup error. 
Check  the  serial  port  connection.  Restart  the  analyzing 
unit and operating software, then run startup.