troubleshooting beam errors 124 connectors 122 control panel 116 curled pages 130, 137 drum 126
engine errors 124 errors 120, 121 flags, sensor 122 flowchart 116 formatter errors 125 fuser errors 123 image defects 126, 127 incompatible memory cards 121 memory errors 121
motor 116 paper 137
paper curl 130, 137 paper jams 121 paper out errors 121 paper path 138 persistent errors 122 power 116 processor errors 125 repetitive defects 128, 139 ROM/RAM errors 123 scanner errors 125
self test 44, 117 sensors 122 service errors 123 SleepMode 122 status messages 121 toner cartridges 126 unclearable errors 122
trus head screws 146 typefaces. See fonts
U
unclearable errors, troubleshooting 122 uninterruptible power supplies (UPS) 32, 123 unplugging before servicing 70
upgrading memory 145 User’s Guides, ordering 22
V
vacuuming toner 52 VCCI statement 180 ventilation requirements 32 vertical lines, troubleshooting
black 127 white 127, 128
VIDEO signals 58 voids, character 128 voltage
AC power distribution 56 conversions, not supported 29 DC power distribution 57 electrical specifications 18 heating element, disconnecting 85 overvoltage protection 57
part numbers 144
W
WAIT 66
waking printer 40 warranty
refilled toner cartridges 50 toner cartridges 29
waste toner, cleaning 62 watts, specifications 18 websites
product information 23 weight
printer 33
toner cartridge 33, 126 white areas, troubleshooting 128 white lines, troubleshooting
horizontal 132 vertical 127, 128
white pages, troubleshooting 130 width, printer 33
wiring
control panel 78
HP LaserJet 6L Pro 112 main diagram 140
worldwide
customer care options 24 wrinkled pages, troubleshooting 130 writing stage 62
EN | 189 |