Step 9: Test the walk-up USB printing functionality
1. Load a .PDF document or .JPEG photo onto a USB flash drive, and insert it in the slot on the front
of the product.
2. On the control panel, touch the USB Flash Drive button, and try printing the document or photo.
3. If no documents are listed, try a different type of USB flash drive.
Troubleshooting process
Power subsystem
Power-on checks
Turn on the power. If the control-panel LEDs do not illuminate, perform the power-on checks to find the
cause of the problem.
1. Verify that the product is plugged into an active electrical outlet that delivers the correct voltage.
2. Verify that the power switch is in the on position.
3. Make sure that the product makes the expected start-up sounds.
122 Chapter 6 Solve problems ENWW
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