Konica Minolta DF-606 Service Manual page 229

Theory of Operation Ver1.0 Jun.2005
A. Operation timing
The registration motor (M1) and the conveyance motor (M6) turn OFF to stop the conveyance during the punch
operation.
The punch motor (M4) turns ON [1] when the paper edge sensor board (PESB) detects the leading edge of the
paper. The punch clutch (CL1) turns ON [2] and performs the punch operation a specified period of time after
PESB detects the trailing edge of the paper, and then CL1 turns OFF after a specified period of time. M4 turns
OFF [3] a specified period of time after CL1 turns OFF.
After the punch operation, M1 and M6 turn ON to exit the paper.
Paper edge sensor board (PESB)
Punch motor (M4)
Punch clutch (CL1)
[1] Leading edge of the paper detected
[2] Punch clutch (CL1) turned ON
[1] [2] [3]
[3] Punch clutch (CL1) turned OFF
5. PUNCH SECTION
15kvt2c013na
19