Home » HP Manuals » Multifunction Devices » HP Color LaserJet CM4730 » Manual Viewer

HP Color LaserJet CM4730 Service Manual - Page 871

HP Web Jetadmin, Taiwan EMI statement

View all HP Color LaserJet CM4730 manuals

Add to My Manuals
Save this manual to your list of manuals

Page 871 highlights

settings 47 uninstalling Macintosh 50 Windows 53 space requirements 821 special media guidelines 15 special paper guidelines 15 specifications acoustic 825 electrical 824 features 5 image area 827 operating environment 826 physical 821 skew 601, 828 specs 597 specs, problem-solving 597 speed feed control 197 speed dial list, printing 17 speed specifications 5 sRGB color 607 stacker mode, 3-bin mailbox 818 standard output bin capacity 7 locating 9 reattach error message 545 staple cartridge, replacing 118, 272 staple cartridges part numbers 819 staple jams 564 stapler/stacker capacity 7 diagrams and part numbers 776 jams, causes of 579 light status 550 models including 3 part number 819 reattach error message 545 specifications, physical 821 stapler/stacker, removing 270 stapler/stacker, replacing 270 Start button 64 Start button, control panel touchscreen 66 status Home screen, control panel 65 Information tab, embedded Web server 105 lights 550 Status button 64 STBY period 135 Stop button 64 Stop button, control panel touchscreen 66 storage cabinet models including 3 specifications, physical 821 storage, job settings 77 storing print cartridges 115 sub power supply fan, removing 400 sub power supply PCB, removing 427 subnet mask 55 supplies locating 116 management menu 78 non-HP 114 ordering 816 part numbers 668, 819 print cartridges, checking level 115 recycling 832 replacement intervals 112 replacing 116 Resets menu 100 status page, printing 16 status, viewing with embedded Web server 105 supplies, replacing 116 support customer 665 embedded Web server links 107 supported media 13 swatch book color matching 610 switches connections diagram 633 diagrams 639 pickup/feed system 189 testing 626 switches, removing 430 system requirements embedded Web server 104 HP Web Jetadmin 107 T Taiwan EMI statement 837 TCP/IP settings 79 technical reference manuals 667 technical support embedded Web server links 107 telephone support 665 temperature environment sensor operations 144, 183 fuser operations 149 heater control 152 temperature requirements 826 tests component 628 engine 617, 623 firmware-stack trace 632 formatter 617 LED 622 networks 82 paper path-sensor 625 scanner 628 sensor, manual 626 thermistors 149 third-party devices using 140 time, setting 76, 130 Time/Scheduling menu, control panel 75 timeout settings 79 timing chart 651 toner cartridges. See print cartridges toner level PCB, removing 415 tools, required 260 top cover locating 9 touchscreen, cleaning 121 training 665 transfer block operations 170 transfer kit (ETB) replacement intervals 113 transfer kit (ETB), replacing 117 transparencies part numbers 666 ENWW Index 851

Section	Page
Product information	21
Product comparison	22
HP Color LaserJet CM4730 MFP	22
HP Color LaserJet CM4730f MFP	23
HP Color LaserJet CM4730fsk MFP	23
HP Color LaserJet CM4730fm MFP	24
Product features	25
Product walkaround	29
Front view	29
Back view	30
Interface ports	31
Serial number and model number location	31
Media specifications	33
Understand paper and print media use	33
Supported paper and print media sizes	33
Custom paper sizes	35
Special paper or print media guidelines	35
Information pages	36
Installation	39
Installation checklist	40
Unpacking the MFP	42
Connecting power	46
Installing print cartridges	47
Installing a new control panel overlay	49
Install memory and print server cards	50
Install memory and fonts	50
Install DDR memory DIMMs	50
Install a flash memory card	50
Enabling memory	51
Install an HP Jetdirect or EIO print server card	51
Test the MFP operation	55
Sleep and wake	56
Connecting to a computer or network	57
Parallel connection	57
USB connection	58
Auxiliary connection	59
Fax connection	60
Analog faxing	60
Connecting the fax accessory to a phone line	60
Configuring and using the fax features	61
Digital faxing	61
Printer software	62
Software for Windows	62
Supported Windows versions	62
Install the printing-system software	62
Install Windows printing-system software for direct connections (USB or parallel)	63
Install Windows printing-system software for networks	63
Use Windows-sharing on a network	64
Install the software after the parallel or USB cable has been connected	64
Supported printer drivers	64
Remove software for Windows	65
Select the correct printer driver	65
Universal printer drivers	65
Driver Autoconfiguration	65
Update Now	67
Priority for print settings	67
Open the printer drivers	68
Software for Macintosh	68
Software for Macintosh computers	68
Install software for Macintosh	69
Install Macintosh software for direct connections (USB)	69
Install Macintosh software for networks	70
Remove software from Macintosh operating systems	70
Software for other operating systems	70
HP Web Jetadmin	70
UNIX	71
Network utilities	71
HP Web Jetadmin	71
Embedded Web server	72
HP Easy Printer Care software	73
Other components and utilities	73
Network configuration	74
Configure TCP/IPv4 parameters	74
Change the IP address	74
Set the subnet mask	75
Set the default gateway	75
Configure TCP/IPv6 parameters	76
Disable network protocols (optional)	76
Disable IPX/SPX	76
Disable AppleTalk	77
Disable DLC/LLC	77
HP Jetdirect EIO print servers	77
Security features	78
Secure the embedded Web server	78
Foreign Interface Harness (FIH)	78
Requirements	78
Using the FIH	78
Enable the FIH portal	78
Disable the FIH portal	79
Secure Disk Erase	79
Data affected	79
Gaining access to Secure Disk Erase	80
Additional Information	80
Job storage features	80
DSS authentication	80
Locking the control panel menus	80
Locking the formatter cage	81
Optional output and input devices	82
Manage and maintain	83
Control-panel menus	84
Use the control panel	84
Control-panel layout	84
Home screen	85
Buttons on the touchscreen	86
Control-panel help system	86
Navigate the Administration menu	86
Information menu	87
Default Job Options menu	88
Default Options for Originals	89
Image adjustment	90
Default Copy Options	91
Default Fax Options	92
Default E-mail Options	93
Default Send to Folder Options	94
Default Print Options	95
Time/Scheduling menu	95
Management menu	97
Initial Setup menu	98
Networking and I/O	99
Fax Setup	106
E-mail Setup	109
Send Setup menu	109
Device Behavior menu	109
Print Quality menu	114
Troubleshooting menu	116
Resets menu	120
Service menu	120
Management tools	122
Information pages	122
HP Easy Printer Care software	122
Supported operating systems	122
Open HP Easy Printer Care software	122
HP Easy Printer Care software sections	122
Embedded Web server	124
Open the embedded Web server	124
Information tab	125
Settings tab	125
Digital Sending tab	126
Networking tab	126
Other links	126
HP Web Jetadmin software	127
HP Printer Utility for Macintosh	127
Open the HP Printer Utility	127
Print a cleaning page	128
Print a configuration page	128
View supplies status	128
Order supplies online and use other support features	129
Upload a file to the printer	129
Update the firmware	129
Activate the two-sided printing (duplexing) mode	129
Lock or unlock printer storage devices	130
Save or print stored jobs	130
Configure trays	130
Change network settings	131
Open the embedded Web server	131
Set up e-mail alerts	131
Approximate replacement intervals for supplies	132
ETB life under different circumstances	133
Managing print cartridges	134
HP print cartridges	134
Change print cartridges	134
Non-HP print cartridges	134
Print cartridge authentication	134
Print cartridge storage	135
Print cartridge life expectancy	135
Checking the supply level	135
Using the product control panel	135
Using the embedded Web server	135
Using HP Web Jetadmin	135
Replacing supplies	136
Locate supplies	136
Supply replacement guidelines	136
Making room around the MFP for replacing supplies	136
Replacing the ETB	137
Replacing the fuser	137
Replacing the stapler cartridge	138
Using the cleaning page	140
Clean the MFP	141
Clean the outside of the MFP	141
Clean the touchscreen	141
Clean the scanner glass	141
Cleaning the ADF delivery system	142
Clean the ADF delivery system	142
Clean the ADF rollers	143
Clean the mylar strip	146
Performing preventive maintenance	148
ADF maintenance kit	148
Calibrate the scanner	149
Set the real-time clock	150
Set the date format	150
Set the date	150
Set the time format	150
Set the time	150
Theory of operation	153
Basic operation	154
Operation sequence	155
Operation sequence (scanner)	155
Power on sequence	156
Formatter system	158
Sleep mode	158
Image Resolution Enhancement technology (REt)	159
Input/Output	159
Parallel interface	159
USB 2.0 connector	159
ACC accessory port	159
Flash	160
Hard disk	160
CPU	160
FIH (foreign interface harness)	160
MFP memory	160
Read-only memory	160
Random-access memory	160
DIMM slots	160
Flash memory	160
Nonvolatile memory	161
PJL overview	161
PML	161
Control panel	161
Scanner interface	161
Engine control system	162
DC controller PCB	162
Block operation	164
Motors, fans, and environment sensor	164
Failure detection	167
Drum motor failure detection	167
Fuser motor failure detection	167
ETB motor failure detection	167
Rear exhaust fan failure detection	167
Cartridge fan failure detection	167
Delivery fan failure detection	167
Power supply fan failure detection	168
Scanner fan failure detection	168
ADF fan failure detection	168
Control fans #1 and #2 failure detection	168
Sub power supply fan failure detection	168
ETB fan failure detection	168
Low-voltage power supply	168
Fuser control circuit	169
Low-voltage power supply circuit	171
Protective functions	172
Safety	172
Sleep mode	172
Power supply recognition	172
Heater temperature control	172
Initial rotation temperature control	173
Start-up temperature control	173
Print temperature control	174
Between-sheets temperature control	174
Temperature protective function	174
Protective function by the CPU	174
Protective function by the fuser heater safety circuit	174
Protective function by the thermoswitch	175
Temperature failure detection	175
Start-up failure (warm-up failure)	175
Abnormal low temperature of main thermistor (no conduction)	175
Abnormal high temperature of main thermistor	175
Abnormal low temperature of sub thermistor (no conduction)	175
Abnormal high temperature of sub thermistor	176
Drive circuit abnormality	176
High-voltage power supply	176
Generation of biases	177
Sub power supply assembly	179
Video interface control	179
Laser/scanner system	181
Laser control	182
Scanner control	183
Image formation system	185
Image formation process	186
Electrostatic latent image formation block	188
Step 1: Pre-exposure	188
Step 2: Primary charging	189
Step 3: Laser beam exposure	189
Development block	189
Step 4: Development	189
Transfer block	190
Step 5: Attraction	190
Step 6: Transfer	190
Step 7: Separation	191
Fusing block	191
Step 8: Fusing	191
Cleaning block	192
Step 9: Drum cleaning	192
Print cartridges	192
Memory tag	194
Cartridge presence detection	194
Memory tag detection	194
Photosensitive drum detection	194
Developing cylinder disengaging control	195
ETB (electrostatic transfer/transport belt)	195
Transfer roller (Y, C, M) engagement/disengagement detection	197
Transfer roller engagement/disengagement control	197
Calibration and cleaning	198
ETB cleaning	199
Color misregistration corrective control	200
Color misregistration detection	201
Image stabilization control	202
Environmental change control	203
Image density calibration control (DMAX)	204
Image halftone calibration control (DHALF)	204
Image density detection	204
Pickup/feed system	206
Pickup/feed unit	211
Cassette detection and cassette media size detection	211
Cassette pickup operation	212
Media lifting operation	212
Initial lift	213
Lift-up during printing	213
Multiple-feed prevention	214
Skew correction	215
Media detection	216
Feed speed control	217
Fusing and delivery block	218
Loop control	219
Fusing pressure release mechanism	220
Duplex feed unit	221
Duplexing reverse/duplexing feed operation	222
Jam detection	224
Pickup delay jam	225
Pickup stationary jam	225
Delivery delay jam	225
Door open jam	225
Residual paper jam	225
Reversing unit jam 1	226
Reversing unit jam 2	226
Duplexing pickup unit jam 1	226
Automatic delivery function	226
Scanner system	227
Electrical system	227
Motors and fans	228
Optical assembly	229
ADF feed system	230
ADF jam detection	231
Residual media jam	231
ADF pickup jam	231
ADF jam	231
Registration sensor jam	232
Read sensor jam	232
Exit sensor jam	232
ADF cover-open jam	232
ADF open jam	232
2 X 500-sheet paper feeder	233
Pickup and feed operations	234
2 X 500-sheet jam detection	236
Output devices	237
IPTU	237
IPTU transfer operation	238
IPTU jam detection	240
Pickup delay jam	240
Pickup stationary jam	240
Delivery delay jam	240
Delivery stationary jam	240
3-bin mailbox system	240
Stacker mode	242
Mailbox mode	242
Function-separator mode	242
Jam detection	242
Feed-delay jam	243
Feed-stationary jam	243
Residual-media jam	243
Power-on sequence	243
MBM driver	244
MBM switches and sensors	247
MBM PCBs	248
MBM list of signals	249
Stapler/stacker system	250
Power-on sequence	251
Staple mode	252
Jogger operation	258
Jogger home-position detection	262
Stacker mode	264
Jam detection	264
Stapler unit	265
Staple home position detection	265
Self-priming detection	266
Staple level detection	266
Stapler/stacker switches and sensors	267
Stapler/stacker motors, solenoid, and fan	269
Stapler/stacker PCBs	270
Stapler/stacker driver PCB	273
Stapler/stacker driver list of signals	275
Removal and replacement	279
Removal and replacement strategy	280
Required tools	280
Before performing service	281
After completing service	281
Screws used in the MFP	282
Service approach	283
User-replaceable parts	284
Print cartridges	285
Control panel overlays	287
Control panel	287
Intermediate paper transfer unit (IPTU)	289
Stapler/stacker	290
Staple cartridge	292
3-bin mailbox	294
ETB assembly, removing	295
MP tray pickup assembly	298
Trays 2, 3, and 4	298
ADF input tray	299
ADF pickup and feed rollers	301
ADF separation pad	303
ADF delivery guide (clear mylar sheet)	305
Face-down tray assembly	307
Fuser	308
Tray 2, 3, or 4 pickup and feed rollers	309
MP tray pickup roller	310
Tray 2 separation roller	312
Tray 3 or 4 separation rollers	314
Scanner filter cover and scanner filter	315
ADF hinge flap	316
Formatter board	317
Hard drive	319
DIMMs	320
Flash memory card (firmware)	326
Fax accessory	327
Covers, doors, and external panels	330
Face-down tray assembly	332
Delivery cover assembly	332
Rear cover assembly	333
Left cover assembly	335
Front cover assembly	336
Tray 1	339
Right lower cover assembly	342
Delivery upper cover assembly	345
Right front inner lower cover assembly	346
Left rear inner cover assembly	346
Right front inner upper cover assembly	347
Right rear inner cover assembly	349
Main assembly (internal assemblies)	352
Paper feed assembly	355
Pickup drive assembly	359
Lifter drive assembly	360
Disengaging drive assembly	362
Main drive assembly	364
Rail holder assembly	379
Rail guide assembly	381
Formatter case assembly	384
Laser/scanner components	390
Duplexing assembly	397
Delivery assembly	399
Fuser drive assembly	407
Motors and fans	408
Drum motors	408
Fuser motor	409
Fuser pressure release motor	410
Developing disengaging motor	415
Pickup motor assembly	416
Power supply fan	417
Cartridge fan	419
Sub power supply fan	420
Delivery fan	422
Control fan 1	423
Control fan 2	424
Rear exhaust fan	425
ETB fan	426
PCBs	430
DC controller PCB	430
Toner level PCB	435
High-voltage power supply PCB	435
Low-voltage power supply PCB	441
Memory controller PCB	446
Sub power supply PCB	447
Fan drive PCB	449
Switches, contacts, and sensors	450
High-voltage contacts	450
E-label memory contacts and cable	451
Power switch assembly	452
Door-open switch assembly	454
Environment sensor	455
ADF and scanner components	457
ADF assembly	457
Top covers	459
Scanner assembly	460
Scanner left cover	462
Scanner right cover	463
Scanner controller PCB	465
ADF components	466
ADF output bin extension	467
ADF white mylar backing	468
ADF front cover	471
ADF rear cover	472
ADF left side cover	474
ADF jam access cover and latch	475
ADF leading-edge and paper-present sensors	477
ADF hinges	478
2 X 500-sheet paper input assembly components	480
Rear cover	481
Right front cover	482
Left front cover	483
Right cover	484
Left cover	486
Right lower cover assembly	488
Pickup motor assembly	489
Upper lifter drive assembly	490
Lower lifter drive assembly	491
Upper pickup drive assembly	493
Lower pickup drive assembly	493
Upper pickup assembly	494
Lower pickup assembly	500
Paper feeder door-open switch	503

Match case Limit results 1 per page

settings

uninstalling Macintosh

Windows

space requirements

821

special media

guidelines

special paper

guidelines

specifications

acoustic

825

electrical

824

features

image area

827

operating environment

826

physical

821

skew

601, 828

specs

597

specs, problem-solving

597

speed

feed control

197

speed dial list, printing

speed specifications

sRGB color

607

stacker mode, 3-bin mailbox

818

standard output bin

capacity

locating

reattach error message

545

staple cartridge,

replacing

118, 272

staple cartridges

part numbers

819

staple jams

564

stapler/stacker

capacity

diagrams and part

numbers

776

jams, causes of

579

light status

550

models including

part number

819

reattach error message

545

specifications, physical

821

stapler/stacker, removing

270

stapler/stacker, replacing

270

Start button

Start button, control panel

touchscreen

status

Home screen, control panel

Information tab, embedded

Web server

105

lights

550

Status button

STBY period

135

Stop button

Stop button, control panel

touchscreen

storage cabinet

models including

specifications, physical

821

storage, job

settings

storing

print cartridges

115

sub power supply fan,

removing

400

sub power supply PCB,

removing

427

subnet mask

supplies

locating

116

management menu

non-HP

114

ordering

816

part numbers

668, 819

print cartridges, checking

level

115

recycling

832

replacement intervals

112

replacing

116

Resets menu

100

status page, printing

status, viewing with embedded

Web server

105

supplies, replacing

116

support

customer

665

embedded Web server

links

107

supported media

swatch book color matching

610

switches

connections diagram

633

diagrams

639

pickup/feed system

189

testing

626

switches, removing

430

system requirements

embedded Web server

104

HP Web Jetadmin

107

Taiwan EMI statement

837

TCP/IP settings

technical reference manuals

667

technical support

embedded Web server

links

107

telephone support

665

temperature

environment sensor

operations

144, 183

fuser operations

149

heater control

152

temperature requirements

826

tests

component

628

engine

617, 623

firmware-stack trace

632

formatter

617

LED

622

networks

paper path-sensor

625

scanner

628

sensor, manual

626

thermistors

149

third-party devices

using

140

time, setting

76, 130

Time/Scheduling menu, control

panel

timeout settings

timing chart

651

toner cartridges.

See

cartridges

toner level PCB, removing

415

tools, required

260

top cover

locating

touchscreen, cleaning

121

training

665

transfer block operations

170

transfer kit (ETB)

replacement intervals

113

transfer kit (ETB), replacing

117

transparencies

part numbers

666

ENWW

Index

851