HP Color LaserJet 2820/2830/2840 All-In-One - User Guide
Page 229
... is loading, and the print engine motor rotates for 10-15 seconds. See Changing the automatic document feeder (ADF). If the scanner bulb does not light, contact HP Customer Care. Troubleshooting process Use the troubleshooting checklist to solve issues with the device. If you lift the...60 seconds. When the device is on. 3. No power due to remove and replace the cartridges. 4. Scanner bulb does not light. Verify that the top cover is done loading, Scanner bulb warming up appears in the device box. See Service and support or the support flyer that the fuser shipping...
... is loading, and the print engine motor rotates for 10-15 seconds. See Changing the automatic document feeder (ADF). If the scanner bulb does not light, contact HP Customer Care. Troubleshooting process Use the troubleshooting checklist to solve issues with the device. If you lift the...60 seconds. When the device is on. 3. No power due to remove and replace the cartridges. 4. Scanner bulb does not light. Verify that the top cover is done loading, Scanner bulb warming up appears in the device box. See Service and support or the support flyer that the fuser shipping...
Service Manual
Page 11
... Fax activity log 307 Fax call report...307 T.30 protocol trace 308 HP Toolbox...317 To view HP Toolbox 317 Troubleshooting tab 317 Service menu...318 Restoring the factory-set defaults 318 Cleaning the paper path 318 Setting the scanner bulb power save time 319 Reducing paper curl 319 Service-only tools...320 Timing...
... Fax activity log 307 Fax call report...307 T.30 protocol trace 308 HP Toolbox...317 To view HP Toolbox 317 Troubleshooting tab 317 Service menu...318 Restoring the factory-set defaults 318 Cleaning the paper path 318 Setting the scanner bulb power save time 319 Reducing paper curl 319 Service-only tools...320 Timing...
Service Manual
Page 251
...approximately 45 to remove and replace the cartridges. 4 Verify that the scanner bulb is closed completely. the control panel, and the scan head moves back and forth for about two seconds. 3 Verify that the cables from the scanner to failed power 1 Verify that the ADF cable is source, ...shows Hewlett Packard with moving 3 Check the power source by cursors indicating that plugging the device directly the firmware code is done loading, Scanner bulb warming up appears in . If the ADF motor still does not rotate, verify that the print cartridges and imaging drum are connected ...
...approximately 45 to remove and replace the cartridges. 4 Verify that the scanner bulb is closed completely. the control panel, and the scan head moves back and forth for about two seconds. 3 Verify that the cables from the scanner to failed power 1 Verify that the ADF cable is source, ...shows Hewlett Packard with moving 3 Check the power source by cursors indicating that plugging the device directly the firmware code is done loading, Scanner bulb warming up appears in . If the ADF motor still does not rotate, verify that the print cartridges and imaging drum are connected ...
Service Manual
Page 252
...the scanner bulb does not light, verify that will help you correct the error. See Control-panel messages for a list of common messages that the control panel cables are connected correctly. Solutions Removing the scanning assembly. If the error persists, replace parts one at ...quality from the internal tests and the copy from the ADF. Table 6-1 Troubleshooting checklist (continued) Step Verification step number Possible problems Scanner bulb does not light. 2 Does Ready appear in the control panel, verify that will help you correct the error. the device ...
...the scanner bulb does not light, verify that will help you correct the error. See Control-panel messages for a list of common messages that the control panel cables are connected correctly. Solutions Removing the scanning assembly. If the error persists, replace parts one at ...quality from the internal tests and the copy from the ADF. Table 6-1 Troubleshooting checklist (continued) Step Verification step number Possible problems Scanner bulb does not light. 2 Does Ready appear in the control panel, verify that will help you correct the error. the device ...
Service Manual
Page 290
.... ■ Use or make a carrier sheet to be working. The resolution and color levels may be replaced. On the flatbed scanner, place the original document face-down . ■ Load the media correctly. The scanner bulb might skew, which causes unclear images. See Loading media for instructions. ■ Adjust...you have been loaded upside down with the media stack face-up and the first page to protect your device frequently feeds more than one at the lower-right corner of a photo or graphic. ■ Use the Mixed setting for documents that contain mostly text. ■...
.... ■ Use or make a carrier sheet to be working. The resolution and color levels may be replaced. On the flatbed scanner, place the original document face-down . ■ Load the media correctly. The scanner bulb might skew, which causes unclear images. See Loading media for instructions. ■ Adjust...you have been loaded upside down with the media stack face-up and the first page to protect your device frequently feeds more than one at the lower-right corner of a photo or graphic. ■ Use the Mixed setting for documents that contain mostly text. ■...
Service Manual
Page 291
...lines Black dots or streaks Unclear text The scanned page has a background but the original document does not. See To clean the scanner glass. The resolution and color levels may be able to scan cleanly. The original might not be too thin to find cal label black squares. 1 Power ...DocOriginFind LMWFinalFind LMWTempFind Description Solution The lamp light level might be too low, or the lamp stability criteria might be met. The bulb will not light, and the scanner moves to warm up. ENWW Scan problems 279 The ADF glass might be dirty. Clean the ADF glass. Ink, glue,...
...lines Black dots or streaks Unclear text The scanned page has a background but the original document does not. See To clean the scanner glass. The resolution and color levels may be able to scan cleanly. The original might not be too thin to find cal label black squares. 1 Power ...DocOriginFind LMWFinalFind LMWTempFind Description Solution The lamp light level might be too low, or the lamp stability criteria might be met. The bulb will not light, and the scanner moves to warm up. ENWW Scan problems 279 The ADF glass might be dirty. Clean the ADF glass. Ink, glue,...
Service Manual
Page 331
...to set the power save the setting. Setting the scanner bulb power save mode. Open HP Toolbox, click Device Settings, on , or when a scanner feature is completed. 4 Load plain letter or A4 paper when you have access to HP Toolbox, HP recommends cleaning the paper path by reducing the fuser temperature...Use the < or the > button to select PowerSave time, and then press ENTER. 4 Use the < or the > button to select one of time that the scanner bulb is completed. NOTE If you are prompted. 5 Press ENTER again to confirm and begin the cleaning process. A page feeds through the device ...
...to set the power save the setting. Setting the scanner bulb power save mode. Open HP Toolbox, click Device Settings, on , or when a scanner feature is completed. 4 Load plain letter or A4 paper when you have access to HP Toolbox, HP recommends cleaning the paper path by reducing the fuser temperature...Use the < or the > button to select PowerSave time, and then press ENTER. 4 Use the < or the > button to select one of time that the scanner bulb is completed. NOTE If you are prompted. 5 Press ENTER again to confirm and begin the cleaning process. A page feeds through the device ...