IBM S544-5361-01 - Manual (Page 128)

6–14
IBM Network Color Printer Operator’s Guide
Table 1: Light Image
Step Action
1. Clean the separation corona wire and the window of the density detection
sensor (see “Cleaning the Separation Corona Wire” on page 8–3 and
“Cleaning the Window of the Density Detection Sensor” on page 8–4).
2. Clean the transfer drum (see “Cleaning the Transfer Drum” on page 8–3).
3. Make sure that the paper loaded in the printer meets the specifications listed
in “Choosing Paper” on page 2–2.
4. Run several full-color gradient test prints from the density control panel (see
“Printing Test Prints from the Density Control Panel” on page 6–24).
• If all the colors are light on the test prints, replace the photoconductor drum
cartridge (see “Replacing the Photoconductor Drum Cartridge” on page
5–33).
• If only some of the colors are light, replace the toner cartridge for each color
that is light (see “Replacing Toner Cartridges” on page 5–4).
5. Adjust the color density (see “Adjusting the Color Density” on page 6–22).
Table 2: Dark image
Step Action
1. Clean the window of the density detection sensor (see “Cleaning the Window
of the Density Detection Sensor” on page 8–4).
2. Make sure that the paper loaded in the printer meets the specifications listed
in “Choosing Paper” on page 2–2.
3. Replace the photoconductor drum cartridge (see “Replacing the
Photoconductor Drum Cartridge” on page 5–33).
4. Adjust the color density (see “Adjusting the Color Density” on page 6–22
Table 3: Blank Prints
Step Action
1. Use the illustration below to identify the front door laser interlock. If the laser
interlock is damaged, call for service to repair or replace the front door.
2. Replace the photoconductor drum cartridge (see “Replacing the
Photoconductor Drum Cartridge” on page 5–33).
3. Replace the toner cartridges (see “Replacing Toner Cartridges” on page 5–4).