Paper Feed Unit PB2020 
SM  2-14  D245/D246/D247 
 
6.  Remove the brackets [A] on the bottom of the main machine (
  x 2). 
 
7.  Release the relay harness [A] of the paper feed unit, and then insert the relay harness 
into the notch [B] of the main machine (
  x 1). 
 
8.  Attach the long clamp to the lowest hole [A] and short clamps to other holes [B]. 
  These clamps are provided with the paper feed unit. 
9.  Connect the relay harness provided with the paper feed unit to the bottom connector 
[C] and CN215 [D] on the MPU board (
  x 3).