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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
Chapter 5
(continued)
20
HP Scanjet 8270 Document Flatbed Scanner