Service Manual
Page 17
...Table 33. 1,500-sheet feeder media size switch settings 83 Table 34. Power-on defect or blank display 237 Table 39. Causes for skewed paper 305 Table 53. List of duplex path jams ...Envelope feeder accessory 12 Table 12. Paper-handling menu 42 Table 21. Print quality submenu 46 Table 24. Basic printer operating sequence 67 Table 31. Stacker components 104 Table 35. Causes of ... pages feeding 304 Table 50. Tray 1 Media specifications 10 Table 8. I/O submenu 52 Table 27. Resets submenu 247 Table 40. Causes of tray 3 and or tray 4 jams 302 Table 47. Printing submenu...
...Table 33. 1,500-sheet feeder media size switch settings 83 Table 34. Power-on defect or blank display 237 Table 39. Causes for skewed paper 305 Table 53. List of duplex path jams ...Envelope feeder accessory 12 Table 12. Paper-handling menu 42 Table 21. Print quality submenu 46 Table 24. Basic printer operating sequence 67 Table 31. Stacker components 104 Table 35. Causes of ... pages feeding 304 Table 50. Tray 1 Media specifications 10 Table 8. I/O submenu 52 Table 27. Resets submenu 247 Table 40. Causes of tray 3 and or tray 4 jams 302 Table 47. Printing submenu...
Service Manual
Page 18
... Transfer assembly 387 Table 103. Specks or dots 314 Table 58. Black page 322 Table 73. Blank (or white) page 323 Table 74. Tray 2 lifter driver assembly 381 Table 97. Print quality image defects 311 Table 55. Component error troubleshooting 331 Table 81. Cables.... Smudged lines (either direction 320 Table 69. Blurred print 321 Table 72. Dark print 324 Table 75. Malfunction error troubleshooting 330 Table 80. Technical support websites 362 Table 82. White lines 320 Table 68. Printer maintenance kit and exchange parts 366 Table 86. Main ...
... Transfer assembly 387 Table 103. Specks or dots 314 Table 58. Black page 322 Table 73. Blank (or white) page 323 Table 74. Tray 2 lifter driver assembly 381 Table 97. Print quality image defects 311 Table 55. Component error troubleshooting 331 Table 81. Cables.... Smudged lines (either direction 320 Table 69. Blurred print 321 Table 72. Dark print 324 Table 75. Malfunction error troubleshooting 330 Table 80. Technical support websites 362 Table 82. White lines 320 Table 68. Printer maintenance kit and exchange parts 366 Table 86. Main ...
Service Manual
Page 256
... sure that connects them. Remove any HP Jetdirect or other printer components. near the power switch) to the on position. See "Power supply" on page 146. 5. If the control-panel display remains blank, random patterns appear, or asterisks remain on the display, perform power-on checks to separate print engine, formatter, and control-panel problems...
... sure that connects them. Remove any HP Jetdirect or other printer components. near the power switch) to the on position. See "Power supply" on page 146. 5. If the control-panel display remains blank, random patterns appear, or asterisks remain on the display, perform power-on checks to separate print engine, formatter, and control-panel problems...
Service Manual
Page 257
...working : 1. Replace the power supply, if necessary. back on page 188. 4. If the fan is turned on page 181 Note: The fan only operates during the initial startup and while printing, and when the temperature inside of the printer. Disconnect the optional accessories. 2. If the fan is off and... power supply if necessary. If the temperature is too high, the fan turns on when the printer is q AC power is connected to the terminals. Table 38. Power-on defect or blank display Problem Action The power cord is blown. 1. Measure the voltage at the outlet. You ...
...working : 1. Replace the power supply, if necessary. back on page 188. 4. If the fan is turned on page 181 Note: The fan only operates during the initial startup and while printing, and when the temperature inside of the printer. Disconnect the optional accessories. 2. If the fan is off and... power supply if necessary. If the temperature is too high, the fan turns on when the printer is q AC power is connected to the terminals. Table 38. Power-on defect or blank display Problem Action The power cord is blown. 1. Measure the voltage at the outlet. You ...
Service Manual
Page 258
... the control panel and formatter connector. See "Control-panel assembly" on page 157 and "Formatter assembly" on page 161. q Replace the formatter. Power-on page 161. 3. See "Formatter assembly" on defect or blank display (continued) Problem Action The fan works, but the control-panel ..." on page 160. See "Firmware DIMM" on page 157. Table 38. "Engine test page" on page 157. See "Control-panel assembly" on page 254 2. q Replace the control panel assembly. If the engine test is not successful with the formatter removed, replace the formatter. Print an engine...
... the control panel and formatter connector. See "Control-panel assembly" on page 157 and "Formatter assembly" on page 161. q Replace the formatter. Power-on page 161. 3. See "Formatter assembly" on defect or blank display (continued) Problem Action The fan works, but the control-panel ..." on page 160. See "Firmware DIMM" on page 157. Table 38. "Engine test page" on page 157. See "Control-panel assembly" on page 254 2. q Replace the control panel assembly. If the engine test is not successful with the formatter removed, replace the formatter. Print an engine...
Service Manual
Page 332
See "Blank (or white) page" See "Dark print" on on page 322. page 324. 312 Troubleshooting Q2431-90912 Print quality image defects (continued) See "Black page" on page 323. Table 54.
See "Blank (or white) page" See "Dark print" on on page 322. page 324. 312 Troubleshooting Q2431-90912 Print quality image defects (continued) See "Black page" on page 323. Table 54.
Service Manual
Page 343
...-test functional check (see "Half self-test functional check" on page 188. cavity. Check the drum ground that the laser/scanner shutter door can open properly. The printer might generate a blank page as a print job separator. Do not fan the stack. No drum ground path. The laser/scanner shutter door is empty or defective. If necessary, replace...
...-test functional check (see "Half self-test functional check" on page 188. cavity. Check the drum ground that the laser/scanner shutter door can open properly. The printer might generate a blank page as a print job separator. Do not fan the stack. No drum ground path. The laser/scanner shutter door is empty or defective. If necessary, replace...
Service Manual
Page 434
...page printed, troubleshooting 322 blank control panel, troubleshooting 236, 238 blank page printed, troubleshooting 323 blown fuse 237 blurry print, troubleshooting 321 BOOTP, configuring 52 born-on date 250 both sides, printing on images, troubleshooting 317 BD (beam detect) PCA 76 BD (beam detect) signal 121 beam detect (BD) mirror in laser... DC negative bias 73 transfer DC positive bias 73 transfer voltage 73 bidirectional communication interface 128 parallel connection 130 Printer Job Language (PJL) 130 settings 52 bins connectors 356 cover 369 jam locations 295 operation 78 order in ...
...page printed, troubleshooting 322 blank control panel, troubleshooting 236, 238 blank page printed, troubleshooting 323 blown fuse 237 blurry print, troubleshooting 321 BOOTP, configuring 52 born-on date 250 both sides, printing on images, troubleshooting 317 BD (beam detect) PCA 76 BD (beam detect) signal 121 beam detect (BD) mirror in laser... DC negative bias 73 transfer DC positive bias 73 transfer voltage 73 bidirectional communication interface 128 parallel connection 130 Printer Job Language (PJL) 130 settings 52 bins connectors 356 cover 369 jam locations 295 operation 78 order in ...
Service Manual
Page 435
... 77 laser/scanner control 77 location 338 low-voltage 71, 74 overcurrent/overvoltage protection 75 clamp solenoid 107, 111, 346 cleaning fuser 55 procedures 54, 55 rollers 325 transfer charging roller and photosensitive drum 118, 125 cleaning page automatic 57 frequency 54 manual 55 ...236 control panel assembly order in which to remove 135 removing and replacing 157 control panel menu map description 41 printing 39, 239, 240 printing before changing printer settings or replacing formatter assembly 239 using for troubleshooting 239, 240 control panel menus access denied message 40 changing...
... 77 laser/scanner control 77 location 338 low-voltage 71, 74 overcurrent/overvoltage protection 75 clamp solenoid 107, 111, 346 cleaning fuser 55 procedures 54, 55 rollers 325 transfer charging roller and photosensitive drum 118, 125 cleaning page automatic 57 frequency 54 manual 55 ...236 control panel assembly order in which to remove 135 removing and replacing 157 control panel menu map description 41 printing 39, 239, 240 printing before changing printer settings or replacing formatter assembly 239 using for troubleshooting 239, 240 control panel menus access denied message 40 changing...
