HP Pro 4300 C9H70UT C9H70UT#ABA manual Led Pca

J

jams

automatic recovery 296 avoiding 297 common causes 297 connection areas 328 delivery areas 329 duplexer 100, 303 envelope feeder detection 97 fuser 280

locations 295

loose toner after clearing 295 paper path 303

persistent 298 printer detection 87 recovery setting 50 recovery settings 50 sensors 100 stacker 105, 327 stapler/stacker 117, 327 tray 1 301

tray 2 301

troubleshooting 276, 277, 278, 279, 280 Japanese VCCI statement 21

Jetdirect print servers. See HP Jetdirect print servers JetLink accessory cable 376

jobs. See print jobs

jogger home position sensor, stapler/stacker 107, 345 jogger mechanism, stapler/stacker 346

jogger motor, stapler/stacker 107, 110, 346

K

kits for printer maintenance 366 Korean EMI statement 21

L

labels adhesives 16 fuser modes 47

product model and serial number 4 specifications 11, 16 stapler/stacker support 13

landscape orientation, setting as default 45 languages

automatic switching in printer 130 embedded Web server 244

font DIMMs 365

setting for control panel 38, 51 setting printer personality 49 slow switching 52

laser beam operation 76, 120, 121 laser cable 373

laser control circuit 77 laser driver PCA 76, 77 laser safety statements

Finland 22 U.S. 20

laser/scanner assembly illustration and part number 373 location 332

operation 76

order in which to remove 135 part numbers 366

removing and replacing 173, 181 safety information 20

safety precautions 133 laser/scanner control circuit 77 laser/scanner PCA 356

LED PCA 347

LEDs on control panel 36 left covers. See covers left-side cover 151

lenses in laser/scanner operation 76 letter paper, override A4 45 letterhead

fuser modes 47

print quality problems 306 specifications 14, 308

life expectancies components 59 print cartridges 31

lifter-drive assembly 1,500-sheet feeder 222, 401 500-sheet feeder 339, 395 printer 332

lifter-drive motor location 337 operation 70, 84

lifter motor 70 lifter-drive assembly

1,500-sheet feeder 341

500-sheet feeder 209

lifting mechanism for 1,500-sheet feeder 94 light print

setting toner density 48 troubleshooting 313

lights on control panel 36 line feed settings 46 line spacing setting 45

line voltage, allowable variations See also voltages

lines on images, troubleshooting 316, 320 lines scattered on images, troubleshooting 321 link speed for DLC/LLC 52

loading staples 62

LocalTalk connectivity card 365 lock washers 134

locked menus 258

locking printer cabinet, printer, and trays 136 logs. See event log

loose toner on images, troubleshooting 317 low toner 50

low-temperature inks 14 low-voltage circuit

location 338 operation 71, 74

M

Macintosh Apple EtherTalk settings 52 main cooling fan 337

main drive assembly

illustration and part number 378 location 332

order in which to remove 135 removing and replacing 186

main drive motor 337 main motor

connector 356

illustration and part number 371 operation 70

order in which to remove 135 removing and replacing 177 speed 121 troubleshooting operation 236

420 Index Q2431-90912