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                           IBM ECA
              Engineering Change Announcement

Parts removed from this machine and returned to IBM must be genuine,
                      unaltered IBM Parts

         IBM World Trade Corporation, CE Department Germany
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*** OBSOLETED ***

 EC NUMBER         :  ECC12834     DATE             : 89-01-19
 MANDATORY         :  N                               93-10-07
 AUTOMATIC SHIPMENT:  N            SERVICE CODE     : 33
 PARTS SOURCE      :  EMO          AVAILABILITY DATE: 89/02
                                                                                
 ABSTRACT:  FBM FOR COLOR BALANCE FAILURE
                                                                                
 PURPOSE:                                                                       
 THIS ECA IS RELEASED FOR TAIWAN USE ONLY.                                      
 TO FIX THE FOLLOWING PROBLEMS;                                                 
 COLOR BALANCE FAILURE
 THE CRT SCREEN IMAGE IS DISCOLORED BY POWER LINE NOISE
 THIN VERTICAL LINE PROBLEM

 Type            Machines Affected                              
 Mod. With       and/or Feature/Device     B/M to be  Serv Syst 
 Stg. B/M        Description               Installed  Hour Hour 

 Plant 99                                                       

 5555 B/MBASIC   5555-H04                  B/M38F6012 00.3 00.3 
 H04             FRU 65X2454                                    
                 99XA0001 THRU 99X2222                          
                  OR                                            
                 99XA001  THRU 99XT656                          

 PHYSICAL CHECK:                                                                
 CHECK A LABEL UNDER THE FRONT BEZEL OF THE DISPLAY UNIT.                       
 THE UNIT WHICH IS APPLIED THE EC HAS WHITE LABEL WITH A BLACK                  
 CIRCLE AND WITH OR WITHOUT A BLACK DOT.                                        
                                                                                
 PREREQUISITES: NONE                                                            
 COMPANION: NONE                                                                
 CONCURRENT: NONE                                                               
                                                                                
 DETAIL:                                                                        
 REPLACE A DISPLAY UNIT.                                                        
                                                                                
 NOTES:                                                                         
 THE FBM IS AVAILABLE FOR ONE YEAR.                                             
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