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Canon MF8580Cdw Service Manual page 164

Mf8500/mf8200 series
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Manual - 750 pages
User manual - 750 pages
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4
Disassembly/Assembly > Laser Exposure System > Removing the Laser Scanner Unit > After replacing laser exposure units
CAUTION::
Insert 2 bosses [1] into 2 boss holes [2] when installing.
[2]
[1]
■ After replacing laser exposure units
1) Register values indicated on the label packaged with the Laser Scanner Unit in the
following service mode items.
COPIER>ADJUST>SCNR>
SUB-S-Y0(Laser output correction value, vertical scanning irradiation position0 Y)
SUB-S-M0(Laser output correction value, vertical scanning irradiation position0 M)
SUB-S-C0(Laser output correction value, vertical scanning irradiation position0 C)
SUB-S-K0(Laser output correction value, vertical scanning irradiation position0 K)
SUB-S-Y1(Laser output correction value, vertical scanning irradiation position1 Y)
SUB-S-M1(Laser output correction value, vertical scanning irradiation position1 M)
SUB-S-C1(Laser output correction value, vertical scanning irradiation position1 C)
SUB-S-K1(Laser output correction value, vertical scanning irradiation position1 K)
SUB-S-Y2(Laser output correction value, vertical scanning irradiation position2 Y)
SUB-S-M2(Laser output correction value, vertical scanning irradiation position2 M)
SUB-S-C2(Laser output correction value, vertical scanning irradiation position2 C)
SUB-S-K2(Laser output correction value, vertical scanning irradiation position2 K)
MAI-S-Y0(Laser output correction value, horizontal scanning irradiation position0 Y)
MAI-S-M0(Laser output correction value, horizontal scanning irradiation position0 M)
MAI-S-C0(Laser output correction value, horizontal scanning irradiation position0 C)
4
Disassembly/Assembly > Laser Exposure System > Removing the Laser Scanner Unit > After replacing laser exposure units
[1]
F-4-201
MAI-S-K0(Laser output correction value, horizontal scanning irradiation position0 K)
MAI-S-Y1(Laser output correction value, horizontal scanning irradiation position1 Y)
MAI-S-M1(Laser output correction value, horizontal scanning irradiation position1 M)
MAI-S-C1(Laser output correction value, horizontal scanning irradiation position1 C)
MAI-S-K1(Laser output correction value, horizontal scanning irradiation position1 K)
MAI-S-Y2(Laser output correction value, horizontal scanning irradiation position2 Y)
MAI-S-M2(Laser output correction value, horizontal scanning irradiation position2 M)
MAI-S-C2(Laser output correction value, horizontal scanning irradiation position2 C)
MAI-S-K2(Laser output correction value, horizontal scanning irradiation position2 K)
2) After values are registered, affix the label [1] packaged with the unit on the inside [2] of the
right cover.
• MF8500 series
[2]
[1]
4-94
F-4-202
4-94

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