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HP LaserJet M4345 Service Manual - Page 645

HP Universal Print Driver, HP Easy Printer Care

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heavy media, guidelines for using 17 Help button, control panel touchscreen 50 help, control panel 50 high-voltage power supply operations 124 Home button, control panel touchscreen 50 Home screen, control panel 49 HP Customer Care 609 HP Driver Preconfiguration 33 HP Easy Printer Care software 37 HP fraud hotline 94 HP Instant Support Professional Edition (ISPE) 609 HP Jetdirect print server configuring 41 error messages 392 settings 61 HP Jetdirect print servers firmware updates 105 firmware-stack trace 464 lights 366 part numbers 481, 576, 590 troubleshooting 463 HP Printer Utility 91 HP Printer Utility, Macintosh 35 HP SupportPack 612 HP Toolbox browsers supported 37 opening 85 options 85 HP Universal Print Driver 32 HP Web Jetadmin firmware updates 104 HP-Authorized Dealers 609 humidity problem-solving 418 specifications 606 I I/O configuration network configuration 38 settings 60 Illegal Operation errors 465 image defects, problemsolving 419 image formation operations 131 troubleshooting 455 image quality copy, improving 434 copy, problem-solving 434 print, problem-solving 418 image repetition, problemsolving 429 Information menu 51 information pages 82 Information tab, embedded Web server 87 Initial Setup menu 60 input trays. See trays insert tray error messages 394 install cartridge error message 394 installation checklist 24 installers, Windows 37 Instant Support Professional Edition (ISPE) 609 insufficient memory 385, 395 interface ports included 5 locating 27 internal clock errors 383 internal components, diagrams and part numbers 500 Internet fax 29 IP address changing 38 Macintosh, problem- solving 466 IPX/SPX setting 40, 63 J jams 3-bin mailbox 409 3-bin mailbox, detection 162 500-sheet trays 406 ADF access cover, removing 334 ADF, detection 202 common causes of 399 control-panel messages 400 detection operations 151 Document feeder 413 duplex detection 158 duplex printing accessory 408 e-mail alerts 84 envelope feeder 403 frequent, troubleshooting 414 fuser 410 locations 400 output bin 409 print quality after 418 print-cartridge area 401 print-quality problems 401 staple 416 stapler/stacker 409 top-cover 401 tray 1 405 tray 2 access-cover switch, removing 265 Japanese VCCI statement 621 Jetadmin firmware updates 104 Jetadmin, HP Web 36, 90 Jetdirect print server configuring 41 error messages 392 settings 61 Jetdirect print servers firmware updates 105 firmware-stack trace 464 lights 366 part numbers 481, 576, 590 troubleshooting 463 job storage settings 60 jobs Macintosh settings 91 K Kensington locks 45 keys, control panel locating 48 touchscreen 50 Korean EMI statement 621 L labels specifications 16 LAN fax 29 LAN-connector 5 language, changing 109 languages, printer 3 laser safety statements 621 ENWW Index 627

Section	Page
Product information	19
Device comparison	20
Features comparison	21
Walkaround	24
Accessories and supplies	25
Interface ports	26
Locking and unlocking optional accessories	26
Media specifications	28
Select print media	28
General media specifications	32
Media considerations	32
Envelopes	32
Envelopes with double side seams	33
Envelopes with adhesive strips or flaps	34
Envelope margins	34
Envelope storage	34
Labels	34
Label construction	34
Transparencies	34
Card stock and heavy media	35
Card stock construction	35
Card stock guidelines	35
Letterhead and preprinted forms	35
Select the correct fuser mode	36
Installation	39
Site preparation	40
Operating environment	40
Installation checklist	42
Optional output and input devices	44
Connect to a computer or network	45
USB configuration	45
Network connection	46
Fax connection	46
Analog faxing	46
Connecting the fax accessory to a phone line	46
Configuring and using the fax features	47
Digital faxing	47
Device software	48
Supported operating systems	48
Supported operating systems	49
Select the correct printer driver	50
Universal printer drivers	50
Driver Autoconfiguration	50
Update Now	51
HP Driver Preconfiguration	51
Priority for print settings	51
Open the printer drivers	52
Software for Macintosh computers	53
Remove software from Macintosh operating systems	53
Utilities	54
HP Web Jetadmin	54
Embedded Web server	54
HP Easy Printer Care software	55
Supported operating systems	55
Supported browsers	55
Other components and utilities	55
Network configuration	56
Configure TCP/IPv4 parameters	56
Change the IP address	56
Set the subnet mask	57
Set the default gateway	57
Configure TCP/IPv6 parameters	58
Disable network protocols (optional)	58
Disable IPX/SPX	58
Disable AppleTalk	59
Disable DLC/LLC	59
HP Jetdirect EIO print servers	59
Security features	60
Securing the embedded Web server	60
Foreign Interface Harness (FIH)	60
Requirements	60
Using the FIH	60
Secure Disk Erase	61
Data affected	62
Gaining access to Secure Disk Erase	62
Additional Information	62
Job-storage features	62
HP DSS authentication	62
Locking the control‑panel menus	62
Locking the formatter cage	63
Manage and maintain the device	65
Control-panel menus	66
Use the control panel	66
Control-panel layout	66
Home screen	67
Buttons on the touchscreen	68
Control-panel help system	68
Navigate the Administration menu	68
Information menu	69
Default Job Options menu	70
Default Options for Originals	71
Default Copy Options	72
Default Fax Options	73
Default E-mail Options	74
Default Send to Folder Options	75
Default Print Options	76
Time/Scheduling menu	76
Management menu	77
Initial Setup menu	78
Networking and I/O	78
Fax Setup	86
E-mail Setup	89
Send Setup menu	89
Device Behavior menu	89
Print Quality menu	93
Troubleshooting menu	95
Resets menu	97
Service menu	98
Use information pages	100
Configure e-mail alerts	102
HP Easy Printer Care software	103
Open the HP Toolbox FX	103
HP Toolbox FX sections	103
Use the embedded Web server	105
Open the embedded Web server by using a network connection	105
Embedded Web server sections	105
Use HP Web Jetadmin software	108
Use the HP Printer Utility for Macintosh	109
Open the HP Printer Utility	109
HP Printer Utility features	109
Manage supplies	111
Supplies life expectancy	111
Change the print cartridge	111
Manage the print cartridge	111
Print-cartridge storage	111
Use genuine HP print cartridges	111
HP policy on non-HP print cartridges	112
Print-cartridge authentication	112
HP fraud hotline and Web site	112
Clean the device	113
Clean the exterior	113
Clean the scanner glass	113
Clean the scanner lid backing	114
Clean the paper path	114
Clean the document feeder	114
Clean the document feeder delivery system	115
Clean the document feeder-rollers	116
Set the real-time clock	118
Set the date and time	118
Set the date format	118
Set the date	118
Set the time format	118
Set the time	118
Set the wake time	119
Set the sleep delay	119
Upgrading the firmware	120
Determining the current level of firmware	120
Downloading the new firmware from the HP Web site	120
Transferring the new firmware to the MFP	120
Using FTP to upgrade the firmware on a network connection	120
Using HP Web Jetadmin to upgrade the firmware	122
Using MS-DOS commands to upgrade the firmware	122
Upgrading the HP Jetdirect firmware	123
Calibrate the scanner	124
Calibrate the control panel	125
Disable Embedded Jetdirect I/O	126
Select the MFP language	127
Theory of operation	129
Basic operation	130
Sequence of operation (printer)	130
Sequence of operation (scanner)	131
Formatter system	132
Sleep mode	132
Resolution Enhancement technology (REt)	132
EconoMode	133
Input/output	133
CPU	133
Memory	133
Hard disk	133
Random-access memory	133
DIMM slot	133
Firmware	133
Nonvolatile memory	134
HP Memory Enhancement technology	134
PJL overview	134
PML	134
Control panel	134
Scanner interface	134
Engine-control system	135
DC controller PCA	135
Motors and fans	137
Motor and fan functions	137
Ambient-temperature detection	138
Engine power supply circuit	138
Fuser control	139
Fuser over-temperature protection	140
High-voltage power supply	142
Low-voltage power supply	143
Overcurrent/overvoltage protection	145
Toner detection	145
Cartridge detection	145
Laser/scanner system	146
Laser/scanner control	147
Image-formation system	149
Print cartridge	150
Cartridge memory	150
Image-formation process	151
Pickup, feed, and delivery system	153
Pickup-and-feed block	156
Printing from tray 1	157
Printing from tray 2	158
Media-size detection	159
Cassette media-size detection	159
Media-length detection	159
Media-width detection	159
Cassette pickup operation	159
Lifter-driver operation	161
Multifeed prevention	161
Distance-between-pages adjustment	162
Media-skew prevention	163
Feed-speed control	165
Fusing and reversing/delivery block	166
Fusing	166
Face-down delivery	166
Face-up delivery	167
Jam detection	169
Pickup delay jam from tray 1	169
Pickup delay jam from tray 2	169
Pickup stationary jam	169
Fuser-delivery delay jam	170
Fuser wrapping jam	170
Fuser-delivery stationary jam when feeding regular-size media	170
Fuser-delivery stationary jam when feeding custom-size media	170
Reversing delay jam (face-down delivery only)	170
Reversing stationary jam (face-down delivery only)	170
Delivery delay jam during face-down delivery	171
Delivery delay jam during face-up delivery	171
Delivery stationary jam during face-down delivery	171
Delivery stationary jam during face-up delivery	171
Door-open jam	171
Residual-media jam	171
Printing from the 500-sheet feeder	172
500-sheet feeder pickup and feeding	173
Duplex-printing unit	175
Reversing/duplexing pickup	175
Duplex-printing jam detection	176
Duplex-unit-pickup delay jam	176
Duplex-unit stationary jam	177
Duplex-unit delay jam	177
3-bin mailbox system	178
Stacker mode	180
Mailbox mode	180
Function-separator mode	180
Jam detection	180
Feed-delay jam	181
Feed-stationary jam	181
Residual-media jam	181
Power-on sequence	181
MBM driver	182
MBM switches and sensors	185
MBM PCBs	186
MBM list of signals	187
Stapler/stacker system	189
Power-on sequence	189
Staple mode	190
Jogger operation	196
Jogger home-position detection	200
Stacker mode	202
Jam detection	202
Stapler unit	203
Staple home position detection	204
Self-priming detection	204
Staple level detection	204
Stapler/stacker switches and sensors	205
Stapler/stacker motors, solenoid, and fan	207
Stapler/stacker PCBs	208
Stapler/stacker driver PCB	211
Stapler/stacker driver list of signals	213
Scanner system	216
Electrical system	216
Motors and fans	218
Optical assembly	218
ADF feed system	220
Jam detection	220
Residual-media jam	220
ADF pickup jam	221
ADF jam	221
Registration sensor jam	221
Read sensor jam	221
Exit sensor jam	221
ADF cover open jam	221
ADF open jam	221
Locations of major components	222
Sensors and switches	222
Cassette sensors	222
Sensors in the print-cartridge area	223
Sensors on the reversing unit (top side)	223
Sensors in the interior of the MFP	224
Output-bin detection switch, SW103	225
Tray 1 paper-present sensor, PS105	225
Top-cover switch, SW101	226
Tray 2 jam-access-cover switch, SW105	226
Motors, fans, solenoids, and clutch	226
Front-side fans	227
Rear-side fans	228
Rear-side motors (1 of 2)	228
Rear-side motors (2 of 2)	229
Rear-side solenoid	230
Reversing-unit motors and solenoids	231
Right, rear corner components (1 of 2)	232
Right, rear corner components (2 of 2)	233
Scanner and ADF components	233
ADF output-bin-full sensor	233
ADF pickup assembly sensors	234
ADF motors, solenoid, and sensors	234
Removal and replacement	237
Service approach	238
Removal and replacement strategy	239
Required tools	239
Before performing service	239
After completing service	240
Screws that are used in the MFP	240
User-replaceable parts	242
Print cartridge	242
Control-panel overlays	242
Control panel	243
Transfer roller	244
ADF input tray	245
ADF pickup and feed rollers	246
ADF separation pad	247
ADF delivery guide (clear mylar sheet)	249
Output-bin assembly	251
Duplex-printing unit	252
Fuser-entrance guide	253
Fuser	253
Tray 2, 3, 4, or 5 pickup and feed rollers	254
Tray 1 pickup roller	255
Scanner filter cover and scanner filter	256
ADF-hinge flap	257
Formatter cover and formatter	258
Hard drive	260
DIMM	261
Fax accessory	262
Covers, doors, and external panels	264
Top-cover flatbed flange	264
Front cover	265
Back cover	269
Internal assemblies	271
Reversing-separation-guide assembly	271
Reversing assembly	272
Main fan (FN101) and reversing-unit fan (FN103)	276
Thermistor (TH3)	281
Tray 2 jam-access-cover switch (SW105)	283
Tray 1 assembly	285
Front-cover support	287
Tray 1 feed-assembly	289
Feed-roller assembly	296
DC controller	298
Main motor (M101)	301
DC controller fan (FN104)	302
Print-cartridge fan (FN102)	303
Print-cartridge motor (M102)	305
Top-cover switch (SW101)	308
Registration assembly	310
Paper-pickup-drive assembly	313
Lifter-drive assembly	316
Power-factor-correction (PFC) power supply	319
Engine power supply	324
Paper-feed assembly	329
Tray 2 detection switch	330
Paper-size-detection switch (SW102)	331
Tray 2 paper-present sensor (PS101)	332
Laser/scanner	333
Output-bin-full sensor	334
ADF and scanner components	337
ADF assembly	337
Scanner assembly	339
Scanner-controller PCA	344
ADF components	345
ADF output-bin extension	345
ADF white mylar-backing	346
ADF front cover	348
ADF rear cover	349
ADF left-side cover	350
ADF jam-access cover and latch	352
ADF leading-edge and paper-present sensors	353
ADF hinges	355
500-sheet feeder components	357
500-sheet-feeder pickup and feed rollers	357
Stapler/stacker components	358
Delivery tray	358
Front cover	358
Rear cover	358
Left cover	359
Top cover	359
Bottom cover	360
Stapler unit	361
Jogger unit	362
Stapler/stacker driver PCB	366
3-bin mailbox components	368
Rear cover	368
Front cover	368
Delivery tray	368
Left cover	369
Upper cover	369
Right-door unit	370
Bottom cover	372
MBM driver PCB	373
Problem solving	375
Problem-solving checklist	377
Factors that affect performance	377
Problem-solving flowchart	378
Power-on checks	382
Power-on troubleshooting overview	382
Formatter lights	384
HP Jetdirect Inside LEDs	384
Heartbeat LED	384
Fax LED	385
Diagrams for troubleshooting	386
DC controller connections	386
Scanner-controller PCA connections	388
General timing chart	389
General circuit diagrams	391
Solve general device problems	397
Control-panel message types	400
Control-panel messages	401
Common causes of jams	417
Clear jams	418
Clear jams from the top-cover and print-cartridge areas	419
Clear jams from the optional envelope-feeder area	421
Clear jams from the tray 1 area	423
Clear jams from the tray 2, 3, 4, or 5 areas	424
Clear jams from the optional duplexer	426
Clear jams from the output areas	427
Clear jams from the fuser	428
Clear jams from the document feeder	431
Solve repeated jams	432
Paper-path test	433
Clear staple jams	434
Solve print-quality problems	436
Print-quality problems associated with media	436
Print-quality problems associated with the environment	436
Print-quality problems associated with jams	436
Overhead transparency defects	436
Image defect examples	437
Light print (partial page)	437
Light print (entire page)	437
Specs	438
Dropouts	438
Lines	439
Gray background	439
Toner smear	440
Loose toner	441
Repeating defects	441
Repeating image	442
Misformed characters	442
Page skew	443
Curl or wave	443
Wrinkles or creases	444
Vertical white lines	445
Tire tracks	445
White spots on black	446
Scattered lines	446
Blurred print	447
Random image repetition	447
Repetitive defect ruler	449
Solve network printing problems	451
Solve copy problems	452
Prevent copy problems	452
Image problems	452
Media-handling problems	453
Performance problems	455
Solve fax problems	456
Solve sending problems	456
Solve receiving problems	457
Solve e-mail problems	459
Validate the SMTP gateway address	459
Validate the LDAP gateway address	459
Solve network connectivity problems	460
Troubleshooting network printing problems	460
Loopback test	460
Ping test	461
Solve stapler/stacker problems	462
Solve 3-bin mailbox problems	469
Functional checks	472
Early boot diagnostic test	472
Engine test	472
Formatter test	473
Half self-test	473
Drum-rotation test	474
MFP resets	475
Cold reset	475
NVRAM initialization	475
Hard-disk initialization	476
Individual component diagnostics	477
Paper-path-sensor test	477
Manual sensor test	477
Scanner tests	478
Component test	479
Service ID	480
Restoring the Service ID	480
Converting the service ID to an actual date	480
Troubleshooting the embedded HP Jetdirect print server	481
Firmware-stack trace	482
Solve common Windows problems	483
Solve common Macintosh problems	484
Solve Linux problems	487
Solve PostScript problems	488
General problems	488
Parts and diagrams	489

Match case Limit results 1 per page

heavy media, guidelines for

using

Help button, control panel

touchscreen

help, control panel

high-voltage power supply

operations

124

Home button, control panel

touchscreen

Home screen, control panel

HP Customer Care

609

HP Driver Preconfiguration

HP Easy Printer Care

software

HP fraud hotline

HP Instant Support Professional

Edition (ISPE)

609

HP Jetdirect print server

configuring

error messages

392

settings

HP Jetdirect print servers

firmware updates

105

firmware-stack trace

464

lights

366

part numbers

481, 576, 590

troubleshooting

463

HP Printer Utility

HP Printer Utility, Macintosh

HP SupportPack

612

HP Toolbox

browsers supported

opening

options

HP Universal Print Driver

HP Web Jetadmin

firmware updates

104

HP-Authorized Dealers

609

humidity

problem-solving

418

specifications

606

I/O configuration

network configuration

settings

Illegal Operation errors

465

image defects, problem-

solving

419

image formation

operations

131

troubleshooting

455

image quality

copy, improving

434

copy, problem-solving

434

print, problem-solving

418

image repetition, problem-

solving

429

Information menu

information pages

Information tab, embedded Web

server

Initial Setup menu

input trays.

See

trays

insert tray error messages

394

install cartridge error message

394

installation

checklist

installers, Windows

Instant Support Professional

Edition (ISPE)

609

insufficient memory

385, 395

interface ports

included

locating

internal clock errors

383

internal components, diagrams

and part numbers

500

Internet fax

IP address

changing

Macintosh, problem-

solving

466

IPX/SPX setting

40, 63

jams

3-bin mailbox

409

3-bin mailbox, detection

162

500-sheet trays

406

ADF access cover,

removing

334

ADF, detection

202

common causes of

399

control-panel messages

400

detection operations

151

Document feeder

413

duplex detection

158

duplex printing accessory

408

e-mail alerts

envelope feeder

403

frequent, troubleshooting

414

fuser

410

locations

400

output bin

409

print quality after

418

print-cartridge area

401

print-quality problems

401

staple

416

stapler/stacker

409

top-cover

401

tray 1

405

tray 2 access-cover switch,

removing

265

Japanese VCCI statement

621

Jetadmin

firmware updates

104

Jetadmin, HP Web

36, 90

Jetdirect print server

configuring

error messages

392

settings

Jetdirect print servers

firmware updates

105

firmware-stack trace

464

lights

366

part numbers

481, 576, 590

troubleshooting

463

job storage

settings

jobs

Macintosh settings

Kensington locks

keys, control panel

locating

touchscreen

Korean EMI statement

621

labels

specifications

LAN fax

LAN-connector

language, changing

109

languages, printer

laser safety statements

621

ENWW

Index

627