Read Sharp AR-F12 (serv.man5) Service Manual online
4-6
CHAPTER 4 PUNCHER UNIT (OPTION) BASIC OPERATION
Horizontal re
gistration motor (M2P) dri
ve
signal
Punch motor (M1P) dri
ve
signal
Punch driver PCB (1/2)
Scrap full detection signal
(LED6,PTR6) DFULL
T
railing edge detection signal
P
AEND
Horizontal re
gistration detection signal
(LED1 to 4, PTR1 to 4) SREG1 to 4
Punch home position (PI3P)
detection signal
PUNCHHP
Horizontal re
gistration home position (PI1P) detection signal
SREGHP
Punch driver PCB (2/2)
Punch motor clock (PI2P)
detection signal PUNCHCLK
PTR1
LED1
2
3
4
5
2
3
4
5
Figure 4-201
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