HP CB534A User Manual - Page 203

Scan-quality problems, Fax problems

Page 203 highlights

Scan-quality problems Prevent scan-quality problems The following are a few simple steps you can take to improve copy and scan quality. ● Use the flatbed scanner, rather than the automatic document feeder (ADF) input tray, to scan. ● Use high-quality originals. ● Load the media correctly. If the media is loaded incorrectly, it might skew, which causes unclear images. See Load paper and print media on page 49 for instructions. ● Adjust the software settings according to how you plan to use the scanned page. See Scanner resolution and color on page 84 for more information. ● If your product frequently feeds more than one page at a time, the separation pad might need to be replaced. Contact HP. See www.hp.com/support/ljm1522 or the support flyer that came in the product box. ● Use or make a carrier sheet to protect your originals. Solve scan-quality problems Problem Blank pages Too light or dark Unwanted lines Black dots or streaks Unclear text Cause Solution The original might have been loaded upside down. In the automatic document feeder (ADF), put the top end of the stack of originals into the ADF input tray, with the media stack face-up and the first page to be scanned on top of the stack. On the flatbed scanner, place the original document face-down with the upper-left corner of the document at the corner indicated by the icon on the scanner. The resolution and color levels may be set incorrectly. Verify that you have the correct resolution and color settings. See Scanner resolution and color on page 84. Ink, glue, correction fluid, or an unwanted Clean the flatbed scanner surface. See substance might be on the glass. Clean the scanner glass on page 85. The ADF glass might be dirty. Ink, glue, correction fluid, or an unwanted substance might be on the glass. The power to the product might have fluctuated. Clean the scanner strip. See Clean the scanner glass on page 85 (step 3). Clean the flatbed scanner surface. See Clean the scanner glass on page 85. Reprint the job. The resolution levels might be set incorrectly. Verify that the correct resolution settings are correct. See Scanner resolution and color on page 84. Fax problems To solve fax issues, see Solve fax problems on page 126. ENWW Solve image-quality problems 191

  • 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

Scan-quality problems
Prevent scan-quality problems
The following are a few simple steps you can take to improve copy and scan quality.
Use the flatbed scanner, rather than the automatic document feeder (ADF) input tray, to scan.
Use high-quality originals.
Load the media correctly. If the media is loaded incorrectly, it might skew, which causes unclear
images. See
Load paper and print media
on page
49
for instructions.
Adjust the software settings according to how you plan to use the scanned page. See
Scanner
resolution and color
on page
84
for more information.
If your product frequently feeds more than one page at a time, the separation pad might need to
be replaced. Contact HP. See
www.hp.com/
support/ljm1522
or the support flyer that came in the
product box.
Use or make a carrier sheet to protect your originals.
Solve scan-quality problems
Problem
Cause
Solution
Blank pages
The original might have been loaded upside
down.
In the automatic document feeder (ADF), put
the top end of the stack of originals into the
ADF input tray, with the media stack face-up
and the first page to be scanned on top of
the stack.
On the flatbed scanner, place the original
document face-down with the upper-left
corner of the document at the corner
indicated by the icon on the scanner.
Too light or dark
The resolution and color levels may be set
incorrectly.
Verify that you have the correct resolution
and color settings. See
Scanner resolution
and color
on page
84
.
Unwanted lines
Ink, glue, correction fluid, or an unwanted
substance might be on the glass.
Clean the flatbed scanner surface. See
Clean the scanner glass
on page
85
.
The ADF glass might be dirty.
Clean the scanner strip. See
Clean the
scanner glass
on page
85
(step 3).
Black dots or streaks
Ink, glue, correction fluid, or an unwanted
substance might be on the glass.
Clean the flatbed scanner surface. See
Clean the scanner glass
on page
85
.
The power to the product might have
fluctuated.
Reprint the job.
Unclear text
The resolution levels might be set
incorrectly.
Verify that the correct resolution settings are
correct. See
Scanner resolution and color
on page
84
.
Fax problems
To solve fax issues, see
Solve fax problems
on page
126
.
ENWW
Solve image-quality problems
191