Canon imageRUNNER ADVANCE C5051 Series Service Manual page 843

■ LASER
COPIER > FUNCTION > LASER
LD-ADJ-Y Return Y Skew Crrct Motor to ini pstn
Lv.2 Details When Y-color skew volume in vertical scanning direction is larger
than estimation, the Image Skew Correction Motor (Y) is locked,
and color displacement cannot be corrected even when color
displacement correction control is executed. This item places the
Image Skew Correction Motor (Y) to the center position in such
cases.
Use case When replacing the Laser Scanner Unit to identify the failure position
Adj/set/operate method Select the item, and then press OK key.
Caution After opening and closing the door during operation, execute the
service mode again even if "OK!" is displayed.
Display/adj/set range During operation: ACTIVE, When operation finished normally: OK!
Required time 10 sec
LD-ADJ-M Return M Skew Crrct Motor to ini pstn
Lv.2 Details When M-color skew volume in vertical scanning direction is larger
than estimation, the Image Skew Correction Motor (M) is locked,
and color displacement cannot be corrected even when color
displacement correction control is executed. This item places the
Image Skew Correction Motor (M) to the center position in such
cases.
Use case When replacing the Laser Scanner Unit to identify the failure position
Adj/set/operate method Select the item, and then press OK key.
Caution After opening and closing the door during operation, execute the
service mode again even if "OK!" is displayed.
Display/adj/set range During operation: ACTIVE, When operation finished normally: OK!
Required time 10 sec
LD-ADJ-C Return C Skew Crrct Motor to ini pstn
Lv.2 Details When C-color skew volume in vertical scanning direction is larger
than estimation, the Image Skew Correction Motor (C) is locked,
and color displacement cannot be corrected even when color
displacement correction control is executed. This item places the
Image Skew Correction Motor (C) to the center position in such
cases.
Use case When replacing the Laser Scanner Unit to identify the failure position
Adj/set/operate method Select the item, and then press OK key.
Caution After opening and closing the door during operation, execute the
service mode again even if "OK!" is displayed.
Display/adj/set range During operation: ACTIVE, When operation finished normally: OK!
Required time 10 sec
8
Service Mode > COPIER > FUNCTION > LASER
8 Service Mode > COPIER > FUNCTION > LASER
COPIER > FUNCTION > LASER
LD-ADJ-K Return Bk Skew Crrct Motor to ini pstn
Lv.2 Details When Bk-color skew volume in vertical scanning direction is larger
than estimation, the Image Skew Correction Motor (Bk) is locked,
and color displacement cannot be corrected even when color
displacement correction control is executed. This item places the
Image Skew Correction Motor (Bk) to the center position in such
cases.
Use case When replacing the Laser Scanner Unit to identify the failure position
Adj/set/operate method Select the item, and then press OK key.
Caution After opening and closing the door during operation, execute the
service mode again even if "OK!" is displayed.
Display/adj/set range During operation: ACTIVE, When operation finished normally: OK!
Required time 10 sec
8-143
T-8-36
8-143