Chapter 5

(continued)

Cable type

Action

 

 

USB cable

The USB cable is connected between the scanner and the

 

computer.

 

● Use the cable that was included with the scanner.

 

Another USB cable might not be compatible with the

 

scanner.

 

● Ensure that the USB cable is securely connected

 

between the scanner and the computer.

 

For additional USB troubleshooting information, see

 

www.hp.com/support, select your country/region, and then

 

use the search tool to find USB troubleshooting topics.

 

 

ADF cable

The ADF cable is connected between the ADF in the scanner

 

lid and the scanner base.

 

Ensure the cable is securely connected in the back of the

 

scanner.

 

 

Scanner initialization or hardware problems

This section contains solutions for initialization and hardware problems.

Scanner is off

If the power LED is not lit, the scanner is off. To turn the scanner on:

1.Make sure the power cable is plugged into a power source.

2.Press the Power Save button ().

Reset the scanner

If you receive an error message similar to “Scanner initialization failed” or “Scanner not found” when trying to use the scanner, follow these steps:

1.Close the HP software, if it is open.

2.Disconnect the cable that connects the scanner to the computer.

3.Unplug the scanner power cable from the power source.

4.Turn the computer off, wait 60 seconds, and then turn the computer on again.

5.Plug the scanner power cable into the power source.

6.Reconnect the cable that connects the computer and the scanner.

–Make sure that the USB cable is connected to the back of the scanner correctly. The USB symbol on the end of the cable (the connector) should be facing up. When connected correctly, the USB connector will feel slightly loose. When connected incorrectly, the USB plug will feel overly tight.

–Try connecting the USB cable to a different USB port on your computer.

Test the scanner hardware

If you think that the scanner has a hardware problem, verify that the cables are firmly connected to the scanner, the computer, and the power source. If the cables are

20

HP Scanjet 8270 Document Flatbed Scanner