AR-M351U/M451U, AR-M355U/M455U MAINTENANCE AND DETAILS OF EACH SECTION 7 - 60
a-11. CIS unit
a-12. CIS control PWB
1) Remove the upper transport unit cover.
2) Remove the CIS unit.
∗
When the CIS unit is replaced, the CIS shading adjustment
must be performed. (Refer to the descriptions of ADJUST-
MENTS.)
3) Remove the harness, the cover, the earth wire, and remove
the CIS control PWB.
For easy installation of the cover, slide the earth line to the con-
nector side when attaching.
a-13. SPF open sensor
1) Remove the open sensor.
a-14. SPF original exit sensor
1) Remove the paper exit sensor.
a-15. Paper exit roller
1) Remove the original paper feed unit.
2) Remove the paper exit roller gear.
3) Remove the paper exit frame, and remove the paper exit
roller.
Note: The CIS unit is factory-adjusted before shipping.
Since these adjustments cannot be performed in the
market, never touch the following screws of the CIS unit.
a
a
a
1)
2)
1)
2)
1)
2)
3)
4)
5)
6)
1)
2)
3)
3)
3)
4)
5)
7)
Summary of Contents for AR-M351N
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