2NP
1-3-80
U150
Method: [Waste Box]
1. Turn each switch or sensor on and off manually to check the status.
When a switch or sensor is detected to be in the ON position, the display for that switch or
sensor will be “1”
2. To stop motor driving, press the stop key.
Completion
Press the stop key. The screen for selecting a maintenance item No. is displayed.
U157
Checking the developer drive time
Description
Displays the developerdrive time for checking a figure, which is used as a reference when cor-
recting the toner control.
Purpose
To check the developer drive time after replacing the developer unit.
Method
1. Press the start key. The developer drive time of each color is displayed.
Completion
Press the stop key. The screen for selecting a maintenance item No. is displayed.
Item No.
Description
Display
Switches and sensors
Waste Box Sensor
Displays the state of the waste toner box.
Motor
Drives developer motor, developer clutch.
Display
Description
C
Cyan developer drive time (min)
M
Magenta developer drive time (min)
Y
Yellow developer drive time (min)
K
Black developer drive time (min)
Summary of Contents for TASKalfa 2551ci
Page 1: ...SERVICE MANUAL Published in September 2016 842NP11A 2NPSM06A Rev A TASKalfa 2551ci ...
Page 10: ...This page is intentionally left blank ...
Page 97: ...2NP 1 1 2 74 This page is intentionally left blank ...
Page 259: ...2NP 1 3 162 U486 Details on the modes Figure 1 3 47 Item No Description ...
Page 473: ...2NP 1 5 62 This page is intentionally left blank ...
Page 497: ...2NP 2 1 22 This page is intentionally left blank ...
Page 555: ...2NP 2 3 48 This page is intentionally left blank ...
Page 584: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Page 620: ...DP 773 Document processor Installation Guide ...
Page 646: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Page 654: ...PF 810 3000 sheets deck Installation Guide ...
Page 667: ...DF 770 D Document finisher Installation Guide ...
Page 685: ...AK 740 Bridge unit Installation Guide ...
Page 687: ...PH 7A C D Punch unit Installation Guide ...
Page 708: ...DT 730 B Document tray Installation Guide ...
Page 710: ...5 2013 5 302LC56750 01 H F G D D 6 4 3 7 E C D D M4 8 M4 8 M4 8 M4 8 ...
Page 711: ...FAX System W B Installation Guide ...