HP L7500 manual Maintain and troubleshoot

Models: L7500

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10 Maintain and troubleshoot

 

Supported ink cartridges

143

Replace the ink cartridges

144

Maintain the printheads

145

To check printhead health

145

To print the print quality diagnostic page

145

To align the printheads

146

To calibrate the linefeed

147

To clean the printheads

147

To clean the printhead contacts manually

147

To replace the printheads

150

Store printing supplies

152

Store ink cartridges

152

Store printheads

152

Clean the device

152

Clean the scanner glass

153

Clean the automatic document feeder (ADF)

153

Clean the exterior

157

Troubleshooting tips and resources

157

Solve printing problems

158

The device shuts down unexpectedly

158

Error message appears on control-panel display

158

The device is not responding (nothing prints)

158

Device does not accept printhead

159

Device takes a long time to print

160

Blank or partial page printed

160

Something on the page is missing or incorrect

161

Placement of the text or graphics is wrong

161

The device prints half a page, then ejects the paper

162

Poor print quality and unexpected printouts

162

Poor quality printouts

162

Meaningless characters print

163

Ink is smearing

163

Ink is not filling the text or graphics completely

164

Output is faded or dull colored

164

Colors are printing as black and white

164

Wrong colors are printing

164

Printout shows bleeding colors

165

Colors do not line up properly

165

Lines or dots are missing from text or graphics

165

Solve paper-feed problems

165

Optional Tray 2 cannot be inserted

165

Another paper-feed problem is occurring

165

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HP L7500 manual Maintain and troubleshoot