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148 Chapter 8 - Problem Solving and Product Maintenance EN
General troubleshooting checklist
If the product does not work properly, first verify the following:
l The Ready (green) light is on and not blinking. If the Error
(yellow) light is blinking, check the control panel display for a
message.
l No error messages appear on the computer screen or on the
product’s control panel display.
l The power cord is securely connected to the product and plugged
into a live electrical outlet.
l The parallel cable or the USB cable between the product and the
computer or the HP JetDirect print server is connected securely
or functioning properly. To check, try connecting a different size-
C parallel cable or USB cable.
l The telephone cord between the product and the wall is securely
connected.
l You can print a test page.
l There are not too many programs open when trying to perform a
task. Close programs that are not in use, or restart the computer
before attempting the task again.