User manual
  X K 3 1 9 0C 602   
Attention:  the  indicator  shall  have  sound  and  reliable  earthing 
protection  so  as  to  ensure  the  operation  stability  and  safety  of 
operator.   
Installation method of indicator 
  Unscrew two M4 fastening screws on both sides at back of the indicator, remove the binding, 
insert the indicator into the installation hole, insert the binding again and fasten it with M4 screws. 
Disassembly and assembly of indicator 
  When changing analogue output mode or RS422/RS485 upper and lower resistance or the 
terminating  resistance,  the  indicator  should  be  opened  to  adjust  the  position  of  corresponding 
jumper at the main board or power panel. Please carry out the disassembly and assembly of the 
indicator according to following method to avoid any damage. 
Attention: many elements in the indicator are sensitive to static electricity. Please get rid 
of charge  in  human  body  before  disassembling  the  indicator  by touching  wall  or  other 
earthed object so as to protect the indicator against damage by static electricity. 
Disassembly method: remove all screws in back panel of indicator, remove the back panel, 
carefully  draw  out  the  upper  power  panel  and  the  lower  main  board  to  adjust  corresponding 
jumper. 
Assembly  method:  carefully  insert  the  main  board  and  power  panel  into  the  slots  in  the 
housing. When it is about to be fully inserted, and encounters significant resistance, as if blocked 
by something, at this time, do not insert it forcedly, instead, shake the circuit board and carefully 
insert it. If fails, check whether the contact pin of connector is deformed and whether there is any 
abnormity in double socket in the display panel. When circuit board is inserted to its place, mount 
the  back  panel  and  fasten  all  screws.  Please  note  that  the  screws  in  the  four  corners  are 
self-tapping screws and the rest are M3 * 6 SL screws. 










