Canon CR-25 Owner's Manual Page 66
- Page / 72
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Troubleshooting 61
The PC Does Not Recognize the Scanner
The following are possible causes of the PC failing to recognize the scanner.
Check each possible cause.
Cause The scanner is not connected correctly.
Remedy Check the USB cable connections between the scanner and the
PC. (See p. 22.)
Cause
The USB 2.0 interface card is not inserted in the PC correctly.
Remedy Reseat the USB 2.0 interface card in the PC correctly, referring to
the instruction manual for the USB 2.0 interface card. Also,
confirm whether the USB interface card is recognized by the
operating system you are using.
Cause The scanner is not ON.
Remedy Refer to “The Scanner Does Not Turn ON,” on p. 56 and make
sure that the scanner is turned ON. If the scanner is not turned
ON, turn it ON. (See p. 23.)
Cause The scanner dose not support your USB interface.
Remedy This product is not guaranteed to operate with all types of USB
interfaces. Contact your local authorized Canon dealer or service
representative for more information. (See p. 15.)
Cause The scanner does not support the USB cable.
Remedy Use the USB cable provided with the scanner. (See p. 22.)
Cause The scanner does not support the USB hub.
Remedy Remove the USB hub to use the scanner. (See p. 22.)
Scanning Is Slow
The following problems may affect the scanning speed.
Cause
The USB port you are using does not support Hi-Speed USB 2.0.
Remedy Scanning speeds are lower if your computer’s standard USB
interface is not compatible with Hi-Speed USB 2.0. (See p. 15.)
Use a computer that is equipped with USB that is compatible
with Hi-Speed USB 2.0 as standard.
Cause The USB 2.0 interface cable does not support Hi-Speed 2.0.
Remedy Use the USB cable provided with the scanner. (See p. 22.)
Cause The USB hub does not support Hi-Speed 2.0.
Remedy Remove the hub or replace it with one that supports
Hi-Speed 2.0. (See p. 22.)
- Canon Check Reader 1
- STEP1 Install the Software 2
- INTRODUCTION 6
- Symbols Used in This Manual 7
- Contents 8
- Before Using the Scanner 9
- Moving the Scanner 10
- Handling 11
- Disposal 12
- Features of the CR-25/55 13
- Checking the Packing List 14
- 10 Before Using the Scanner 15
- ) from the reading unit 16
- Names and Functions of Parts 17
- Before Using the Scanner 13 18
- ■ Rear View 19
- ■ Connectors/Power Switch 19
- Installing the Scanner 20
- Installation Procedure 21
- Installing the Scanner 17 22
- 18 Installing the Scanner 23
- Installing the Scanner 19 24
- 20 Installing the Scanner 25
- Connecting the Power Cord 26
- 22 Installing the Scanner 27
- CR-25/55 27
- Computer 27
- Type B Plug Type A Plug 27
- Turning the Power ON/OFF 28
- 24 Installing the Scanner 29
- Turning the Power OFF 30
- Installing the Ink Cartridge 31
- Installing the Scanner 27 32
- 28 Installing the Scanner 33
- Installing the Scanner 29 34
- Scanning Utility Software 35
- Scanning Utility Software 31 36
- 32 Scanning Utility Software 37
- Scanning Utility Software 33 38
- 34 Scanning Utility Software 39
- Uninstallation starts 40
- Using the Scanner 41
- Placing Documents 42
- 38 Using the Scanner 43
- Document Load 43
- Using the Scanner 39 44
- 40 Using the Scanner 45
- Exit the scanning utility 46
- Calibrating Paper Thickness 47
- Using the Scanner 43 48
- 44 Using the Scanner 49
- Second sheet does not feed 49
- Adjusting the Print Position 50
- Double Feed Detection 51
- Regular Maintenance 52
- 48 Regular Maintenance 53
- Regular Maintenance 49 54
- 50 Regular Maintenance 55
- Sensor Glass 55
- Cleaning the Magnetic Head 56
- 52 Regular Maintenance 57
- Ink Absorber 57
- Regular Maintenance 53 58
- 54 Regular Maintenance 59
- Replacing the Ink Cartridge 60
- 56 Regular Maintenance 61
- Troubleshooting 62
- Clearing a Paper Jam 63
- Troubleshooting 59 64
- The Scanner Does Not Turn ON 65
- Scanning Is Slow 66
- Images Are Not Scanned 67
- Troubleshooting 63 68
- Specifications 69
- 5.7" (144 mm) 70
- 5.5" (140 mm) 70
- 7.4" (188 mm) 70
- 8.8" (223 mm) 70
- *CE-IE-569* 72
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