Sharp AR-F11 (serv.man7) Service Manual ▷ View online
6-36
CHAPTER 6 MECHANICAL CONSTRUCTION
4.
Removing the Punch Unit Harness
Caution:
When removing the punch unit, the punch
unit section sometimes opens.
If necessary, perform work with the punch
unit section in an open state.
unit section sometimes opens.
If necessary, perform work with the punch
unit section in an open state.
1) Remove the punch unit from the finisher
assembly.
2) Remove the right guide assembly (see III-
A-1).
3) Remove the upper cover (see III-A-2).
4) Disconnect the four connectors [2] on the
4) Disconnect the four connectors [2] on the
punch driver PCB [1].
Figure 6-315
Figure 6-316
[1]
[2]
[2]
5) Remove the two tie wraps with lock [14]
while holding its claw between your fingers.
(The tie wraps must be removed without
being cut.)
(The tie wraps must be removed without
being cut.)
6) Disconnect the three connectors [4].
7) Free the harness [6] from the three harness
7) Free the harness [6] from the three harness
stops [5].
[4]
[3]
[4]
[5]
[5]
[3]
[5]
[6]
6-37
CHAPTER 6 MECHANICAL CONSTRUCTION
Figure 6-317
Figure 6-318
8) Turn the gear [7] in the direction of the ar-
row, and move the punch unit section [8] to
the front side.
the front side.
9) Remove the three screws [9] and sensor
mount (upper) [10]. Disconnect the connec-
tor [11] on the photosensor PCB and the
connector [12] on the LED PCB.
tor [11] on the photosensor PCB and the
connector [12] on the LED PCB.
[8]
[7]
[10]
[12]
[9]
[9]
[11]
[9]
6-38
CHAPTER 6 MECHANICAL CONSTRUCTION
Figure 6-319
10) Draw out the punched scrap container [13].
Figure 6-321
12) Disconnect the three connectors [15], and
free the harness [16] from the harness stop
[17].
[17].
Figure 6-320
11) Remove the two tie wraps with lock [14]
while holding its claw between your fingers.
(The tie wraps must be removed without
being cut.)
(The tie wraps must be removed without
being cut.)
[13]
[14]
[15]
[17]
[16]
6-39
CHAPTER 6 MECHANICAL CONSTRUCTION
Figure 6-322
13) Free the harness [19] from the four harness
stops [18].
Figure 6-323
14) Disconnect the connector [20] of the hori-
zontal registration and the connector [21] of
the horizontal registration home position sen-
sor, and remove the pun.
the horizontal registration home position sen-
sor, and remove the pun.
[19]
[18]
[18]
[18]
[21]
[20]
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