HP LaserJet 9040/9050 Service Manual - Page 232
HP LaserJet 9000mfp,
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Diagnostics flowchart Use this flowchart to help identify the cause of high-level printer problems for the HP LaserJet 9000, HP LaserJet 9000mfp, HP LaserJet 9000Lmfp, HP LaserJet 9040/9050, and HP LaserJet 9040mfp/ 9050mfp. These problems are indicated by abnormalities in the printer power-on sequence. The LED that the flowchart refers to is on the formatter. Figure 122. Diagnostics flowchart 216 Chapter 7 Troubleshooting
216
Chapter 7 Troubleshooting
Diagnostics flowchart
Use this flowchart to help identify the cause of high-level printer problems for the HP LaserJet 9000,
HP LaserJet 9000mfp, HP LaserJet 9000Lmfp, HP LaserJet 9040/9050, and HP LaserJet 9040mfp/
9050mfp. These problems are indicated by abnormalities in the printer power-on sequence. The LED
that the flowchart refers to is on the formatter.
Figure 122.
Diagnostics flowchart