Image problems

280

Media-handling problems

282

Performance problems

283

Fax problems

285

Problems receiving faxes

285

Problems sending faxes

287

Voice call problems

288

Media-handling problems

289

Performance problems

289

Memory card problems

291

Missing or wrong files

291

Index page not printing

291

Proof sheet not printing

292

Proof sheet not scanning

292

Issues with photo printing

293

Functional tests

295

Engine test

295

Half self-test check

296

Heating element test

296

Cartridge high-voltage contact test

299

Paper-path test

299

Service-mode functions

301

NVRAM initialization

301

Secondary service menu

301

To print secondary service reports

303

Troubleshooting tools

306

Device pages and reports

306

Demo page

306

Configuration page

306

Supplies Status page

306

Usage page

306

Engine-test page

307

Error log

307

Fax reports

307

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 charts

320

Locations of connectors

322

DC controller connections

325

Printer calibration

326

ENWW

ix

Page 11
Image 11
HP 2820, 2840, 2830 manual