HP 4400C Uživatelský manuál stáhnout pdf (Strana 85)

Back to TOC Using accessories 85

Viewing RGB values and pixel color

You can view the RGB values and pixel color for any spot in an image,

color or grayscale, using the RGB Meter.

To view RGB values and pixel color

1 On the Advanced menu, click Adjust Exposure.

2 Move the cursor over the area in the item for which you want to see

the values. The values appear in the RGB area. A line appears in

the histogram to show you where those pixels occur.

1 2 ... 80 81 82 83 84 85 86 87 88 89 90 ... 145 146

2 Back to TOC 2
Copyright information 2
Trademark credits 2
Warranty 2
3 Back to TOC 3
HP Scanjet 4400c series 4
HP Scanjet 4470c series 5
HP Scanjet 5400c series 6
Back to TOC 7 7
HP Scanjet 5470c series 8
Back to TOC 9 9
HP Scanjet 5490c series 10
Back to TOC 11 11
12 Back to TOC 12
Contents 13
Getting started 15
Where do I start? 16
Selecting and preparing items 17
Items for the XPA 18
Completing your first scan 19
Copy button 20
Selection 21
Frequently asked questions 22
Back to TOC 25 25
Overview of scanner buttons 26
Scanning to another program 29
Sending a scan to a website 30
Scanning for photo reprints 30
E-mailing a scan 31
Naming e-mail attachments 32
Printing copies 33
Canceling a scan 34
Using Power Save 34
Configuring scanner buttons 35
(some models only) 36
Settings for scanner buttons 37
Image options 38
ADF Page Size options 38
Pro software 39
Smart Friends 40
Online Help 40
Performing a new scan 41
To change the selection area 42
To move the selection border 42
Selecting output type 43
Making optional adjustments 45
Changing resolution 46
Changing contrast 46
Rotating an image 47
Sharpening an image 48
Resetting all adjustments 48
Changing midtones 50
Changing highlights 51
Changing shadows 52
Checking for clipped areas 53
Setting pixel output levels 54
Viewing RGB values and pixels 55
About the histogram 55
Changing the hue 56
Changing the saturation 56
● Drag the slider 57
Descreening images 59
Completing the final scan 60
Saving to a file 61
List of file types 62
Printing 63
Placing a scan on a website 64
To scan an item for a website 65
● On the toolbar, click 65
Scanning to CD 67
Other features and tips 68
Tips for best image quality 69
Saving settings 69
Setting preferences 70
Scanner tab options 71
Selection Area tab options 72
Resolution tab options 72
Text tab options 73
Controls tab options 73
Scanning from other programs 74
Making scanned text editable 75
Using accessories 77
Scanning from the ADF 78
Scanning from the XPA 79
Scanning negatives 81
● Drag the Midtone slider up 83
Back to TOC 87 87
Checking the basics 88
Starting troubleshooting 89
Resolving scanner messages 90
Resolving issues sending to 101
Resolving issues with the XPA 104
Resolving issues with the ADF 105
Setting scanner lamp controls 107
Clearing jams from the ADF 108
Cleaning and maintaining 111
Cleaning the ADF glass 112
Cleaning the XPA 112
Uninstalling the software 113
Back to TOC 115 115
Info bar 120
Context-sensitive cursors 121
Glossary 123
Back to TOC Glossary 137 137
XPA light source 137
138 Glossary Back to TOC 138
Back to TOC 146 146

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