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HP 2300d Service Manual - Page 55

Control-panel buttons, Operation

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Control-panel buttons Button (HELP) (BACK) PAUSE/RESUME (UP) (SELECT) (DOWN) CANCEL JOB Function q Provides information about the message on the graphical display. q Backs up one level in the menu tree, or backs up one numeric entry. q Closes menus if it is held down for more than 1 second. q Pause: Causes the printer to stop printing the current job and expel all active pages from the paper path. q Resume: Returns the printer to the ready or busy state from the menus or the online Help. q Navigates to the previous item in the list, or increases the value of numerical items. q Opens menus and navigates through menu levels. q Clears an error condition when the condition can be cleared. q Saves the selected value for an item. q Performs the action associated with the item that is highlighted on the graphical display. q Navigates to the next item in the list, or decreases the value of numerical items. q Cancels the current print job in process and expels all active pages from the paper path. The time that it takes to cancel the job depends on the size of the print job. (Press the button only once.) NOTE: The control-panel lights cycle while the print job is cleared from both the printer and the computer, and then return to the ready state (Ready light on). Control-panel lights Light Ready State On Off Blinking Data Attention On Off Blinking On Off Blinking Indication The printer is online and ready to accept data to print. The printer cannot accept data because it is offline (paused) or has experienced an error. The printer is going offline. The printer stops processing the current print job and expels all active pages from the paper path. The printer has data to print, but is waiting to receive all of the data. The printer has no data to print. The printer is processing or printing the data. The printer has experienced a problem. Note the message on the control-panel display, and then turn the printer off and then on again. See "Troubleshooting with control-panel messages" on page 184 for help in resolving problems. The printer is functioning without error. Action is required. See the control-panel display. ENWW Chapter 3 Operation 53

Section	Page
Contents	5
Figures	11
Tables	15
Product description	17
Printer configurations	18
Printer features	19
Identification	21
Specifications	22
Physical specifications	22
Electrical specifications	22
Power consumption	22
Acoustic emissions	23
Operating environment	23
Product overview	24
Safety information	25
Print-cartridge and toner safety	25
Laser safety	26
Regulatory information	26
FCC regulations	26
Declaration of conformity	26
Environmental product stewardship program	27
Protecting the environment	27
Material safety data sheet	28
HP Printing Supplies Environmental Program information	28
Service approach	29
Bench-repair warranty	29
HP Express Exchange	29
Information about ordering	29
World Wide Web	30
HP service parts-information compact disc	30
HP support-assistant compact disc	30
Reseller sales and service support	30
Installation	31
Site requirements	32
Operating environment	32
Printer space requirements	33
Interface ports	35
Media specifications	36
General media specifications	36
Media input options	37
Tray1 media sizes	37
Optional 250sheet tray (tray2 or tray3) paper sizes	38
Optional 500sheettray (tray 3) paper sizes	39
Paper sizes for automatic duplexing	39
Guidelines for selecting paper	40
Envelope specifications	41
Label specifications	43
Transparency specifications	44
Storing print media	45
Shipping print media	45
Paper fillers	45
Testing media specifications	46
Tools and suppliers	51
Operation	53
Control panel	54
Control-panel layout	54
Changing control-panel settings	56
Printing control-panel menus	56
Control-panel menus—user	57
Retrieve job menu	57
Information menu	58
Paper-handling menu	59
Configure device menu	61
Diagnostics menu	73
Control-panel menus—service	74
Entering service mode	74
Printer maintenance	75
Periodic inspection of parts	76
Cleaning the printer	77
Cleaning the paper path and printcartridge areas	77
Cleaning the fuser	78
Cleaning the outside of the printer	78
Managing the print cartridge	79
HPprint cartridges	79
NonHP print cartridges	79
Printcartridge authentication	79
Printcartridge storage	80
Printcartridge life expectancy	80
Checking the supply level	81
Cartridge-low and cartridge-out conditions	82
Supplies status page	83
Theory of operation	85
Introduction	86
Basic sequence of operation	86
Power-on sequence	87
Engine control system	88
Laser/scanner system	89
Image-formation system	90
Image-formation process	91
Electrostatic latent-image-formation block	92
Developing block	93
Transfer block	94
Fusing block	95
Drum-cleaning block	96
Pickup/feed system	97
Single-sided printing	97
Duplex printing	97
Delivery	99
Automatic duplexer	100
Formatter system	101
Formatter hardware	102
Formatter subsystem	103
Sheet feeders	105
Media detection	107
Media-size detection	107
Jam detection	108
Pickup sensors	108
Delivery sensors	109
Reversing sensors	109
Automatic duplexer sensors	110
Paper-feed sensor	110
Removal and replacement	111
Removal and replacement strategies	113
Required tools	113
Before you begin	114
Covers	115
I/O cover	115
Print server	116
DIMM cover	117
Rear cover	118
Front cover	121
Control panel	122
Top-cover assembly	123
Left-side cover	126
Power switch	127
Tray 1 assembly	128
Internal assemblies	132
Tray 1 pickup roller	132
Pickup sensor flag	134
Tray 1 separation pad	135
Tray 2 pickup roller	138
Tray 2 and 250-sheet feeder separation pad	141
Fan	142
Fuser	143
Laser/scanner	145
Laser/scanner plate	146
E-label reader	147
Formatter	149
Drive assembly	150
Main motor	153
Flat, flexible cable	154
Engine controller PCA	155
Solenoid	160
Access plate	161
Power supply	164
Top-output-bin delivery assembly	171
Registration-roller assembly	174
Transfer roller	176
Feed belts	177
Trays	178
250-sheet feeder and 500-sheet feeder pickup roller	178
500-sheet feeder separation pad	180
Troubleshooting	181
Troubleshooting process	182
Preliminary operating checks	182
Basic fault isolation	182
Troubleshooting process flow	184
Power-on	185
Troubleshooting with control-panel messages	186
Using the printer online Help system	186
Resolving persistent messages	186
Troubleshooting the control-panel display	187
Interpreting controlpanel messages	188
Media-handling problems	201
Printing a configuration page	201
Printing a Jetdirect configuration page	202
Printing a usage page	203
Printing a supplies status page	203
Printing an engine test	204
Jam troubleshooting	206
Jam causes	207
Typical jam locations	207
Output areas	208
Paper-access area	209
Tray2 or tray3 input area	210
Printcartridge area	211
Image-formation troubleshooting	212
Check the print cartridge	213
EconoMode	213
Image defects unique to the HPLaserJet 2300 series printers	213
Image-defect tables	214
Media troubleshooting	220
Determine the problem source: print media or printer	220
Isolate a paper path	220
Isolate a media brand	221
Isolate a media type	222
Evaluate media use practices	226
Evaluate environmental conditions	226
Communication troubleshooting	228
Communications check	228
Test message	228
EIO troubleshooting	228
Troubleshooting tools	229
Repetitive defect ruler	229
Half-self-test functional check	230
Performing a self test	231
Performing a paper path test	231
Drum-rotation functional check	231
Resetting the printer	232
Setting the language	232
Reference diagrams	233
Parts and diagrams	243
Ordering parts and supplies and getting support	244
Parts	244
Support	244
Consumables, accessories, and supplies	245
Common fasteners	246
Illustrations and parts lists	247
Assembly locations	247
Covers	248
Covers and panels	248
Top cover assembly	250
Internal components	252
Internal components (1 of 4)	252
Internal components (2 of 4)	254
Internal components (3 of 4)	256
Internal components (4 of 4)	258
Power-supply assembly	260
Pickup assembly	262
Engine controller	264
PCA locations	265
Trays	266
250-sheet feeder	266
500-sheet feeder	268
Alphabetical parts list	270
Numerical parts list	275
Index	281
Symbols	281
Numerics	281
A	281
B	281
C	281
D	283
E	283
F	284
G	284
H	284
I	285
J	285
K	285
L	285
M	286
N	287
O	287
P	287
Q	289
R	289
S	290
T	291
U	292
V	292

Match case Limit results 1 per page

ENWW

Chapter 3 Operation

Control-panel buttons

Control-panel lights

Button

Function

(

ELP

)

●

Provides information about the message on the graphical display.

(

ACK

)

●

Backs up one level in the menu tree, or backs up one numeric entry.

●

Closes menus if it is held down for more than 1 second.

AUSE

ESUME

●

Pause:

Causes the printer to stop printing the current job and expel all active

pages from the paper path.

●

Resume:

Returns the printer to the ready or busy state from the menus or the

online Help.

(

)

●

Navigates to the previous item in the list, or increases the value of numerical

items.

(

ELECT

)

●

Opens menus and navigates through menu levels.

●

Clears an error condition when the condition can be cleared.

●

Saves the selected value for an item.

●

Performs the action associated with the item that is highlighted on the graphical

display.

(

OWN

)

●

Navigates to the next item in the list, or decreases the value of numerical items.

ANCEL

●

Cancels the current print job in process and expels all active pages from the

paper path. The time that it takes to cancel the job depends on the size of the

print job. (Press the button only once.)

NOTE:

The control-panel lights cycle while the print job is cleared from both the

printer and the computer, and then return to the ready state (Ready light on).

Light

State

Indication

Ready

The printer is online and ready to accept data to print.

Off

The printer cannot accept data because it is offline (paused)

or has experienced an error.

Blinking

The printer is going offline. The printer stops processing the

current print job and expels all active pages from the paper

path.

Data

The printer has data to print, but is waiting to receive all of

the data.

Off

The printer has no data to print.

Blinking

The printer is processing or printing the data.

Attention

The printer has experienced a problem. Note the message

on the control-panel display, and then turn the printer off and

then on again. See “Troubleshooting with control-panel

messages” on page 184 for help in resolving problems.

Off

The printer is functioning without error.

Blinking

Action is required. See the control-panel display.