Appendix A
Default Settings
This appendix lists the default settings for the Image Type and Destination options in EPSON TWAIN. It also provides the ranges of settings available for the TWAIN Image Controls.
Default Image Type settingsImage type | Default setting |
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Color Photo | 16 million colors, best quality, and 1 pass scanning |
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256 Colors | 256 colors, best quality, and 1 pass scanning |
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Black & White | 256 grays, best quality, and 1 pass scanning |
Photo |
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Color Halftone | 8 colors, Mode A (Hard tone) halftone, draft quality, |
| and 1 pass scanning |
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Color Drawing | 8 colors, draft quality, and 1 pass scanning |
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Black & White | |
Halftone | quality, and 1 pass scanning |
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Line Art | |
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OCR | |
| Text Enhancement Technology |
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Copy/Fax | |
| quality, 1 pass scanning, and Auto Area Segmentation |
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Destination | Default setting |
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General | 300 dpi resolution for line drawings and halftone images, |
| 72 dpi resolution for photos, and general calibration |
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Screen | 72 dpi resolution for line drawings and halftone images, |
| 72 dpi resolution for photos, and calibration for display |
| monitor screens |
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Impact Dot | 360 dpi resolution for line drawings and halftone images, |
Printer | 120 dpi resolution for photos, and calibration for impact |
| dot printers |
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