Konica Minolta magicolor 7450 Service Manual page 206

Field Service Ver. 1.0 May 2006
CAUTION STATUS 1
BIT Item
⎯
0
⎯
1
⎯
2
⎯
3
⎯
4
5 IDC Sensor (Front) failure
6 Cyan Imaging Unit failure
Magenta Imaging Unit
7
failure
8 Yellow Imaging Unit failure
9 Black Imaging Unit failure
10 IDC Sensor (Back) failure
• All outputs of Sensor photoreceiver section from the detec-
tion point (unprinted surface on the Image Transfer Belt) are
0.5 V or less or 4.3 V or more at output checking during IDC/
Registration Sensor adjustment.
• All outputs of Sensor photoreceiver section from the detec-
1 tion point (unprinted surface on the Image Transfer Belt) are
1.9 V or less or 4.4 V or more at density setting during IDC/
Registration Sensor adjustment.
• The output of Sensor photoreceiver section from the detec-
tion point (toner pattern on the Image Transfer Belt) is 1.0 V
or less after the adjustment.
• Front Door Open/Close, Main Power Switch OFF/ON, and
0 Normal Image Stabilization are complete besides the ones
listed above.
• All density readings taken from the density pattern produced
on the Transfer Belt are 0.5 g/m
output) or less during max. density adjustment (Vg/Vdc
adjustment).
1
• All density readings taken from the density pattern produced
on the Transfer Belt are 4.5 g/m
output) or more during max. density adjustment (Vg/Vdc
adjustment.)
• Front Door Open/Close, Main Power Switch OFF/ON, and
0 Normal Image Stabilization are complete besides the ones
listed above.
• All outputs of Sensor photoreceiver section from the detec-
tion point (unprinted surface on the Image Transfer Belt) are
0.5 V or less or 4.3 V or more at output checking during IDC/
Registration Sensor adjustment.
• All outputs of Sensor photoreceiver section from the detec-
1 tion point (unprinted surface on the Image Transfer Belt) are
1.9 V or less or 4.4 V or more at density setting during IDC/
Registration Sensor adjustment.
• The output of Sensor photoreceiver section from the detec-
tion point (toner pattern on the Image Transfer Belt) is 1.0 V
or less after the adjustment.
• Front Door Open/Close, Main Power Switch OFF/ON, and
0 Normal Image Stabilization are complete besides the ones
listed above.
11. SERVICE MENU
Description
⎯
⎯
⎯
⎯
⎯
2
(IDC Sensor photoreceiver
2
(IDC Sensor Photoreceiver
169