drive circuit

 

 

 

 

 

European Union, waste

 

 

fuser

 

 

 

 

 

 

power-supply frequency

 

disposal

 

509

 

 

 

 

components

xvii

 

 

range

17

 

 

 

 

event log

 

 

 

 

 

 

 

control-circuit function

14

drum cleaning

28

 

 

 

clear

377

 

 

 

 

 

discrepancy detection

17

duplex printing (double-sided)

information

 

311

 

 

 

drive assembly, removing 211

Show Me How menu

314

messages, listed

 

 

 

error messages

350

 

duplexer

 

 

 

 

 

 

numerically

378

 

 

failure detection

16

 

 

specifications, physical 501

reset by NVRAM

 

 

 

identification

17

 

 

 

duplexing unit

 

 

 

 

initialization

423

 

 

jam causes

394

 

 

 

components

52

 

 

sample

377

 

 

 

 

jams

346

 

 

 

 

duplex-drive assembly,

 

view or print

239

 

 

life detection

17

 

 

 

removing 151

 

 

exhaust fans

xvii

 

 

 

motor, removing

200

 

jam causes

397

 

 

F

 

 

 

 

 

 

 

temperature control

15

motors

8

 

 

 

 

 

 

 

 

 

 

 

See also fusing and delivery unit

print operation

53

 

 

faded print

410

 

 

 

fusing and delivery unit

 

 

See also pickup, feed, and

failure detection

 

 

 

 

operations

48

 

 

 

delivery

 

 

 

 

 

drive circuit

 

17

 

 

 

See also fuser; pickup, feed, and

 

 

 

 

 

 

 

fuser

16

 

 

 

 

 

delivery

 

 

 

 

 

E

 

 

 

 

 

 

lasers and scanners

19

 

fusing process

27

 

 

 

EIO cards

 

 

 

 

 

 

low-voltage power supply

13

 

 

 

 

 

 

 

part number

427

 

 

motors

 

xvii

 

 

 

 

H

 

 

 

 

 

 

reset by NVRAM

 

 

See also jams

 

 

 

halftone control

36

 

 

 

initialization

423

 

 

fans

 

 

 

 

 

 

 

hard disk

 

 

 

 

 

 

electrical specifications

502

 

cartridge, removing

137

 

initialization

423

 

 

 

electrostatic discharge (ESD)

69

DC controller

9

 

 

 

hard drive

 

 

 

 

 

 

embedded protocol page

310

delivery, removing

143

 

removing

79

 

 

 

end-of-life disposal

509

 

 

exhaust

xvii

 

 

 

hard drive, removing

79

 

energy specifications 502

 

exhaust, removing

169

 

heartbeat LED

243

 

 

 

engine

 

 

 

 

 

 

intake

xvii

 

 

 

 

 

heat control for fuser

15

 

diagnostics

243

 

 

locations

xxviii

 

 

 

heaters, fuser

14

 

 

 

test page

240

 

 

 

Power-supply fan,

 

 

help

 

 

 

 

 

 

engine-control system

 

 

removing

152

 

 

 

Show Me How menu

 

314

components

4

 

 

 

FCC regulations

506

 

 

high-voltage power supply

Enhanced I/O (EIO) card

 

 

feed speed control

48

 

 

bias generation

xvii

 

buffer overflow

346

 

 

feed, paper. See pickup, feed, and

circuits

 

xvii

 

 

 

 

settings

334

 

 

 

delivery

 

 

 

 

 

 

 

operations

10

 

 

 

Enhanced I/O card

 

 

 

Finnish laser safety

 

 

 

removing, lower

163

 

part number

427

 

 

statement

513

 

 

 

removing, upper

196

 

envelopes

 

 

 

 

 

firmware

 

 

 

 

 

 

 

HP Customer Care

500

 

jams

405

 

 

 

 

date codes

 

311

 

 

 

HP Easy Printer Care

 

 

environment, specifications

503

version information

309

 

opening

299

 

 

 

Environmental Product

 

 

firmware, downloading new

424

options

299

 

 

 

Stewardship Program

507

 

flowcharts

 

 

 

 

 

 

 

using

299

 

 

 

 

error messages

 

 

 

 

troubleshooting

239

 

HP Jetdirect print server

 

alphabetical list

xvii

 

 

formatter

 

 

 

 

 

 

 

configuration page

309

event log, listed

 

 

 

operations

2

 

 

 

lights

242

 

 

 

 

numerically

378

 

 

PCA, removing

78

 

 

humidity requirements

503

numerical list

345

 

 

resets after replacing 420

humidity values, printed

 

305

types of

345

 

 

 

formatter lights

 

242

 

 

 

 

 

 

 

 

 

ESD (electrostatic discharge)

69

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENWW

Index 517

Page 549
Image 549
HP Enterprise CC490A manual See also jams