HP Officejet Pro 8620 User Guide - Page 173

Calibrate the linefeed, Reinstall the printhead, Missing or Failed Printhead

Page 173 highlights

To align the printhead from the embedded web server (EWS) 1. Load Letter, A4, or Legal unused plain white paper into the main input tray. For more information, see Load standard-size paper on page 23. 2. Open the EWS. For more information, see Embedded web server on page 118. 3. Click the Tools tab, and then click Print Quality Toolbox in the Utilities section. 4. Click Align Printer and follow the on-screen instructions. Calibrate the linefeed If you are still seeing streaks and white lines, after aligning the printhead, then calibrate the linefeed. To calibrate the linefeed from the control panel 1. Load Letter, A4, or Legal unused plain white paper into the main input tray. For more information, see Load standard-size paper on page 23. 2. From the printer control panel display, touch and slide your finger across the screen and then touch Setup. 3. Touch Tools, and then touch Calibrate Linefeed. To calibrate the linefeed from Toolbox (Windows) 1. Load Letter, A4, or Legal unused plain white paper into the main input tray. For more information, see Load standard-size paper on page 23. 2. Open Toolbox. For more information, see Open the Toolbox on page 116. 3. From the Device Services tab, click the icon to the left of Linefeed Calibration. 4. Follow the on-screen instructions. To calibrate the linefeed from the embedded web server (EWS) 1. Load Letter, A4, or Legal unused plain white paper into the main input tray. For more information, see Load standard-size paper on page 23. 2. Open the EWS. For more information, see Embedded web server on page 118. 3. Click the Tools tab, and then click Print Quality Toolbox in the Utilities section. 4. Click Calibrate Linefeed and follow the on-screen instructions. Reinstall the printhead This procedure should only be performed when a Missing or Failed Printhead message has been seen and the printer has first been turned off and then back on to try to resolve the message. If the message persists, try this procedure. To reinstall the printhead 1. Make sure that the printer is turned on. ENWW Printhead maintenance 157

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
  • 166
  • 167
  • 168
  • 169
  • 170
  • 171
  • 172
  • 173
  • 174
  • 175
  • 176
  • 177
  • 178
  • 179
  • 180
  • 181
  • 182
  • 183
  • 184
  • 185
  • 186
  • 187
  • 188
  • 189
  • 190
  • 191
  • 192
  • 193
  • 194
  • 195
  • 196
  • 197
  • 198
  • 199
  • 200
  • 201
  • 202
  • 203
  • 204
  • 205
  • 206
  • 207
  • 208
  • 209
  • 210
  • 211
  • 212
  • 213
  • 214
  • 215
  • 216
  • 217
  • 218
  • 219
  • 220
  • 221
  • 222
  • 223
  • 224
  • 225
  • 226
  • 227
  • 228
  • 229
  • 230
  • 231
  • 232
  • 233
  • 234
  • 235
  • 236
  • 237
  • 238
  • 239
  • 240
  • 241
  • 242
  • 243
  • 244
  • 245
  • 246
  • 247
  • 248
  • 249
  • 250
  • 251
  • 252
  • 253
  • 254
  • 255
  • 256
  • 257
  • 258
  • 259
  • 260
  • 261
  • 262
  • 263
  • 264
  • 265
  • 266
  • 267
  • 268

To align the printhead from the embedded web server (EWS)
1.
Load Letter, A4, or Legal unused plain white paper into the main input tray. For more
information, see
Load standard-size paper
on page
23.
2.
Open the EWS. For more information, see
Embedded web server
on page
118.
3.
Click the
Tools
tab, and then click
Print Quality Toolbox
in the
Utilities
section.
4.
Click
Align Printer
and follow the on-screen instructions.
Calibrate the linefeed
If you are still seeing streaks and white lines, after aligning the printhead, then calibrate the linefeed.
To calibrate the linefeed from the control panel
1.
Load Letter, A4, or Legal unused plain white paper into the main input tray. For more
information, see
Load standard-size paper
on page
23.
2.
From the printer control panel display, touch and slide your finger across the screen and then
touch
Setup
.
3.
Touch
Tools
, and then touch
Calibrate Linefeed
.
To calibrate the linefeed from Toolbox (Windows)
1.
Load Letter, A4, or Legal unused plain white paper into the main input tray. For more
information, see
Load standard-size paper
on page
23.
2.
Open Toolbox. For more information, see
Open the Toolbox
on page
116.
3.
From the
Device Services
tab, click the icon to the left of
Linefeed Calibration
.
4.
Follow the on-screen instructions.
To calibrate the linefeed from the embedded web server (EWS)
1.
Load Letter, A4, or Legal unused plain white paper into the main input tray. For more
information, see
Load standard-size paper
on page
23.
2.
Open the EWS. For more information, see
Embedded web server
on page
118.
3.
Click the
Tools
tab, and then click
Print Quality Toolbox
in the
Utilities
section.
4.
Click
Calibrate Linefeed
and follow the on-screen instructions.
Reinstall the printhead
This procedure should only be performed when a
Missing or Failed Printhead
message has been
seen and the printer has first been turned off and then back on to try to resolve the message. If the
message persists, try this procedure.
To reinstall the printhead
1.
Make sure that the printer is turned on.
ENWW
Printhead maintenance
157