user manual

322 Solving output-quality problems ENWW
Horizontal lines or streaks
Make sure that the humidity, temperature, and other
operation and location requirements of the MFP are met.
See “Operating and storage environment” on page 361.
For the latest information and problem-solving procedures,
go to www.hp.com/go/clj9500mfp
.
Print the Print Quality Troubleshooting Pages and follow the
diagnostic procedure that is listed on the first page to help
isolate the defect to a particular component.