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| Open the Reports menu and print the |
| If accessories that are installed are not listed on the configuration |
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| Information |
| configuration pages to verify that all the |
| page, remove the accessory and reinstall it. |
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| Yes |
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| 5 |
| Does the print quality meet the customer's |
| Compare the images with the sample defects in the image defect |
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| Image quality |
| requirements? |
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| tables. See the images defects table in the product service manual. |
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| Yes |
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| No |
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| After the print quality is acceptable, see step 6. |
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| 6 |
| Can the customer print successfully from the |
| Verify that all I/O cables are connected correctly and that a valid |
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| Interface |
| host computer? |
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| IP address is listed on the Jetdirect configuration page. |
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| Yes. This is the end of |
| No |
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| the troubleshooting |
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| an event log, see the control panel message section of the service |
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| process. |
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| manual. |
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| When the customer can print from the host computer, this is the |
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Power subsystem
Power-on checks
The basic product functions should start up when the product is plugged into an electrical outlet and the power switch is pushed to the on position. If the product does not start, use the information in this section to isolate and solve the problem.
Power-on troubleshooting overview
Turn on the product power. If the control panel display remains blank, random patterns display, or asterisks remain on the control panel display, perform
During normal operation, the main cooling fan begins to spin briefly after the product power is turned on. Place your hand over the holes in the
After the fan is operating, the main motor turns on (unless the right or front cover is open, a jam condition is sensed, or the
If the fan and main motor are operating correctly, the next troubleshooting step is to isolate print engine, formatter, and control panel problems. Perform an engine test. If the formatter is damaged, it might interfere with the engine test. If the
244 Chapter 3 Solve problems | ENWW |