Print with EconoMode ............................................................................................

139

Set the sleep delay ................................................................................................

139

Set the Auto Power Down delay ..............................................................................

139

Print when a toner cartridge is at estimated end of life ..............................................................

141

Enable or disable the At Very Low settings ...............................................................

141

Store and recycle supplies .....................................................................................................

142

Recycle supplies ....................................................................................................

142

Toner cartridge storage ..........................................................................................

142

Replacement instructions .......................................................................................................

143

Replace the toner cartridges ...................................................................................

143

Update the firmware .............................................................................................................

147

Manually update the firmware ................................................................................

147

Set the product to automatically update the firmware .................................................

147

8 Solve problems .............................................................................................................

149

Problem-solving checklist .......................................................................................................

150

Step 1: Check that the product power is on ..............................................................

150

Step 2: Check the control panel for error messages ...................................................

150

Step 3: Test print functionality .................................................................................

150

Step 4: Test copy functionality ................................................................................

151

Step 5: Test the fax sending functionality ..................................................................

151

Step 6: Test the fax receiving functionality ................................................................

151

Step 7: Try sending a print job from a computer .......................................................

151

Step 8: Test the walk-up USB printing functionality .....................................................

151

Restore the factory-set defaults ...............................................................................................

152

Control panel help system .....................................................................................................

152

Interpret control panel messages ............................................................................................

153

Control panel message types ..................................................................................

153

Control panel messages .........................................................................................

153

10.X00Y Supply Error ............................................................................

153

49 Error, Turn off then on ........................................................................

153

50.x Fuser Error .....................................................................................

154

51.XX Error ...........................................................................................

154

54.XX Error ...........................................................................................

154

55.X Error .............................................................................................

155

57 Fan Error, Turn off then on ..................................................................

155

59.X Error .............................................................................................

155

79 Error Turn off then on .........................................................................

155

Black Cartridge Low ...............................................................................

156

Black in wrong position ...........................................................................

156

Black Very Low ......................................................................................

156

ENWW

ix