Programming Guide - HR2150-HP HP Value Barcode Scanner

7
Removing Communication Cable
Fig. 1-5
Get an appropriate needle or a straightened paper clip (Fig. 1-5) and then follow the steps below:
1. Disconnect the power adaptor from mains if there is one.
2. Insert the needle into the hole.
3. Pull out the cable slowly from the scanner while pressing the needle in.
4. Remove the needle.
5. Disconnect the cable from the Host.
Power On, Sleep, Power Off, Reboot
Power on the scanner
Connect the scanner to a Host. Then the scanner will be turned on and automatically enter the sleep mode.
Enter the sleep mode
If no operation is performed on the device for some time, the device will automatically enter the sleep state.
Power off the scanner
Remove the cable from the scanner; or remove the cable from the Host; or disconnect the power adapter from mains.
Reboot the scanner
If the scanner stops responding to input or runs abnormally, turn off the scanner and then turn it back on.