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Contents iv – Konica Minolta magicolor 7450 II grafx User Manual

Page 12

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Contents

iv

Replacing a Toner Cartridge 126
Replacing a Imaging Unit 129

Replacing the Waste Toner Bottle 134
Replacing the Backup Battery 137

8 Maintaining the Printer ................................................................................. 141

Maintaining the Printer 142
Cleaning the Printer 146

Exterior 146
Media Rollers 147

Cleaning the Media Feed Rollers (Manual Feed Tray) 147
Cleaning the Media Feed Rollers (Tray 2/3/4/5) 148
Cleaning the Duplex Option Feed Rollers 149
Cleaning the Media Transfer Rollers for Tray 3/4/5 150

Cleaning the Laser Lens 151

9 Troubleshooting ........................................................................................... 153

Introduction 154
Printing a Configuration Page 154
Preventing Media Misfeeds 155
Understanding the Media Path 156
Clearing Media Misfeeds 157

Media Misfeed Messages and Clearing Procedures 158

Clearing a Media Misfeed in Tray 2 159
Clearing a Media Misfeed in Tray 3/4/5 163
Clearing a Media Misfeed from the Duplex Option 165
Clearing a Media Misfeed from the Fuser Unit 166
Clearing a Media Misfeed from Tray 1 (Manual Feed Tray) and Transfer
Roller 170

Solving Problems with Media Misfeeds 173
Solving Other Problems 176
Solving Problems with Printing Quality 181
Status, Error, and Service Messages 187

Standard Status Messages 187
Error Messages (Warning:

) 188

Error Messages (Operator Call:

) 193

Service Messages:

198

10 Installing Accessories .................................................................................. 199

Introduction 200
Antistatic Protection 201
Dual In-Line Memory Module (DIMM) 202

Installing a DIMM 202

Hard Disk Kit 204

Installing a Hard Disk Kit 204

CompactFlash 206

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