HP Compaq Pro 6300 Series Microtower Maintenance And Service Manual page 167

Table 8-7 Solving Printer Problems (continued)
Printer prints garbled information.
Cause
The cables may not be connected properly.
Printer memory may be overloaded.
Printer will not print.
Cause
The printer may be out of paper.
158 Chapter 8 Troubleshooting Without Diagnostics
Solution
Reconnect all cables.
Reset the printer by turning it off for one minute, then turn it
back on.
Solution
Check the paper tray and refill it if it is empty.