| Message | Meaning | What to Do | 
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| PRESS ONLINE SW | The printer has | Press  | 
| INVALID DATA | received invalid | Reprocess and resend | 
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 | data. | the print job. | 
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| REPLACE TONER | The indicated toner | Replace the indicated | 
| nnn: * TONER EMPTY | needs replacement. | toner: | 
| 
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 | 410: Y = Yellow | 
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 | 411 M = Magenta | 
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 | 412: C = Cyan | 
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 | 413: K = Black | 
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| REPLACE yyyy | The indicated | Replace the indicated | 
| nnn: yyyy LIFE | component is | component: YYYY = | 
| 
 | nearing end of life | Fuser, Belt, C Drum, Y | 
| 
 | and should be | Drum, M Drum, K | 
| 
 | replaced. | Drum. | 
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| tttt EMPTY | Appears on the | Load media in tray tttt. | 
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 | second line of the | 
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| 
 | display to indicate | 
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| 
 | that ttt tray has run | 
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| 
 | out of media. | 
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| xxx LIFE | Appears on the | Replace the indicated | 
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 | second line of the | item. | 
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 | display to indicate | 
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 | that consumable xxx | 
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 | (e.g., belt, fuser, | 
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| 
 | image drum) will | 
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| 
 | need to be replaced | 
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 | soon. | 
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| YYYY | An error has | Try turning off the | 
| nnn: FATAL ERROR | occurred which | printer then turning it | 
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 | requires service. | back on. If this does | 
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 | YYYY = the general | not remedy the | 
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 | cause. nnn = error | problem, write down | 
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 | number. | the message including | 
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 | the error number | 
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 | “nnn,” then call your | 
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 | authorized Sharp | 
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 | Service Dealer for | 
| 
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 | service. | 
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 | Note: If you see a | 
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 | series of octets | 
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 | containing letters and | 
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 | numbers scrolling | 
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 | across the display, be | 
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 | sure to write these | 
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 | down also and report | 
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 | them to the Service | 
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 | Dealer. | 
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 | 
Sharp 
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