SATO TG308, Руководство по обслуживанию

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Section 7: Replacement Procedures
Page 7-28
TG3 Series Service Manual
7.17 REPLACING I-MARK/ EDGE SENSOR (cont’d)
To replace I-Mark/ Edge sensor (lower) board
11.
Detach the
Upper Edge sensor assembly
(2) as described above.
12.
Detach the
Print Head assembly
based on
step 3
of
Section 7.16 Replacing Gap Sensor
.
13.
Detach the
Cutter unit
.
Unscrew the
shaft
that holds the
cutter unit
in place, removed the
shaft
and set aside. Carefully lift and
pull out the
cutter unit
. Refer to
step 1
of
Section 6.10.1 To adjust Gap/ Center hole sensor
.
14.
On the top of
Media route frame assembly
, remove the a
small screw
(7) securing the
Lower I-Mark/
Edge sensor assembly
(8) underneath the frame.
15.
Carefully disconnect the wiring harness of the
Lower I-Mark/ Edge sensor assembly
(8).
16.
Remove the
tight screw
(9) securing the
Lower I-Mark/ Edge sensor board
(10) and replace the defec-
tive
Lower I-Mark/ Edge sensor board
(10) from the
Sensor cover (IM)
(11).
17.
Reverse the above procedures for reassembly.
Insert the
wiring harness
firmly and arrange the
wiring harnesses
to ensure that they are not interfere
with the sliding motion of Gap/Center hole sensor and are not pinched during installation.
18.
After replacement, adjust the I-Mark sensor condition based on
Section 6.9.1 I-Mark Sensor Sensitivity
Adjustment
and adjust the Edge sensor condition based on
Section 6.9.4 Edge Sensor Sensitivity
Adjustment
.
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