To ensure high-quality image scanning, regularly clean your CR-190i as described below.

• Before you clean the scanner, turn OFF the scanner and computer, and disconnect the power cord from the from power outlet. Otherwise, it may cause an electrical shock.
• Never clean the scanner with any kind of organic solvent, such as alcohol, benzene, or paint thinner. This may cause a fire and electrical shock, or cause the exterior of the scanner to disfigure or discolor.
• Never spray mild detergent or water directly on the scanning glass. The spray could penetrate below the glass and contaminate the light source and lenses.

Cleaning the Main Unit

Wipe the scanner with a firmly wrung cloth, moistened slightly with water or mild detergent. Then, wipe off with a clean, dry cloth.

Cleaning the Feed Path:

If dirt appears on scanned documents, clean the feed path.  Clean the feed path regularly.

1. Pull the Open Button, and pull the Front Maintenance Cover open to the right and left.

If you notice paper dust in the feed path when you open the Maintenance Cover, clean it out with a clean dry cloth or cotton swabs.

2. Press the Open Button, and push the Back Maintenance Cover open to the back.

3. Wipe the feed path with a firmly wrung cluth, moistened slightly with water or mild detergent.  Then, wipe off with a clean, dry cloth.

4. Close the Back Maintenance Cover.

5. Close the Front Maintenance Cover in the order shown in the diagram below.

Cleaning the Scanning Glass and Rollers:

If stripes appear on scanned images or if dirt appears on scanned documents, clean the scanning glass and rollers.  Clean the scanning glass and rollers regularly.

1. Remove the Top Cover.

2. Pull the Open Button, and pull the Front Maintenance Cover open to the right and left.

If you notice paper dust in the feed path when you open the Maintenance Cover, clean it out with a clean dry cloth or cotton swabs.

3. Press the Open Button, and push the Back Maintenance Cover open to the back.

4. Remove the Roller Cover.

5. Spin the rollers while whiping them clean with a firmly wrung cloth dampened with water or a mild detergent.  There are 26 roller positions, as shown in the diagram below.

6. Use a clean dry cloth to clean the entire scanning glass.

7. Close the Back Maintenance Cover.

8. Close the Front Maintenance Cover in the order shown in the diagram below.

9. Replace the Roller Cover.

10. Carefully replace the Top Cover.

Cleaning the Magnetic Heads:

If the magnetic heads are dirty, then MICR characters cannot be scanned correctly.  Periodically, clean the magnetic heads with a movvercially available audio head cleaner.

1. Pull the Open Button, and pull the Front Maintenance Cover open to the right and left.

If you notice paper dust in the feed path when you open the Maintenance Cover, clean it out with a clean dry cloth or cotton swabs.

2. Use a commercially available audio head cleaner to clean the magnetic heads.  The magnetic heads are located in the positions shown the the diagram below.

3. Close the Front Maintenance Cover in the order shown in the diagram below.

Cleaning the Ink Jet Nozzles:

Ink that collects around the ink jet nozzles may stain your documents or cause the text or bitmap to appear as scratched.  Clean the area around the ink jet nozzles periodically.  Cleaning the ink jet nozzles is also efficient action when the printed text or bitmap becomes faint.

1. Remove the Top Cover

2. Remove the ink cartridge.
    
3. Use the Built-in Nozzle Cleaning Pad to remove the ink from around the ink jet nozzles.  Swipe the ink cartridge 2 or 3 times on the Build-in Nozzle Cleaning Pad shown the the diagram below.  If the text or bitmap still appear faint after this operation, replace the ink cartridge.
   
   
4. Set the ink cartridge.
    
5. Carefully replace the Top Cover.