HP LaserJet 5P Printer Service Supplement New Product Features 14 Light Pattern Description Tray 2 (the Paper Cassette) is empty. Add paper to the tray. A data error has occurred. Press the GO button to continue printing (some data may be lost). For more information, see “Data Error Light Patterns,” later in this appendix. A SIMM error has occurred. Make sure your SIMM is installed correctly. Replace the SIMM that caused the error. Or press the GO button on the printer to continue without configuring the SIMM that caused the error. If the SIMM has more than one bank of memory, the good banks will be automatically configured.
A recoverable error has occurred, such as a paper jam, the top cover is open, or the toner cartridge is missing.