HP 7550 manual Printer problems, Troubleshooting printer problems

Page 39

Problem

Macintosh only

My printer is connected with a USB cable through another USB device or a hub and my printer and computer have lost communication.

Possible cause

 

Solution

 

 

 

Your printer may

 

Try the following:

not be getting good

 

• Connect the printer directly to the USB

data from the other

 

port on the computer.

device or hub.

 

• Make sure the USB cable is securely

OR

 

 

attached to both the computer and to

Two-way

 

the USB port on the back of the printer.

communication

 

• Try disconnecting other USB devices

between the printer

 

from the hub and print your document

and the computer

 

again.

was interrupted by

 

 

another device

 

 

attached to the hub.

 

 

 

 

 

 

 

 

The USB cable is

 

Make sure you are using a USB cable

too long.

 

length that is supported by your printer.

 

 

For more information, see specifications

 

 

on page 53.

 

 

 

printer problems

Problem

Printing is very slow.

(continued on next page)

Possible cause

 

Solution

 

 

 

Your computer may

 

Check the amount of free RAM (memory)

have less than the

 

and the processor speed of your

recommended

 

computer. For information on the system

system

 

requirements, see specifications on

requirements.

 

page 53.

 

 

 

 

 

 

Too many software

 

Close all unnecessary software programs.

programs may be

 

 

running at the same

 

 

time.

 

 

 

 

 

troubleshooting: printer problems

35

Image 39
Contents Basics guide Page Contents Specifications Get started WelcomeBack Printer partsGet started printer parts FrontLEFT, RIGHT, UP Control panelCard slots Indicator lightsLoad paper in the in tray Paper informationGet started paper information Load photo paper in the photo trayPrint cartridge information Use reserve mode Install or replace the print cartridgesGet started print cartridge information Basics guide Get started use the control panel Use the control panelUse the indicator lights Menu Menu mapPreferences Print camera-selected photos Select and print photosUse your printer with a camera Supported memory cards Print from a memory cardUse your printer with a camera print from a memory card Insert a memory cardInsert a MultiMediaCard or Secure Digital memory card Insert a Memory Stick memory card Decide which photos to printView photos on the LCD Print photos from the control panelPrint from a Windows PC Print from a software applicationUse your printer with a computer Basics guide Use the Windows PC taskbar iconsUse your printer with a computer print from a Windows PC Hp photosmart printer iconBasics guide Print from a Macintosh Print from a software application OS X or OSUse your printer with a computer print from a Macintosh Basics guide Troubleshooting Windows PC connection problemsMacintosh connection problems Troubleshooting print a diagnostic Print a diagnosticProblem USB connection problemsPossible cause Troubleshooting USB connection problemsOn next From previous Product Support booklet Troubleshooting printer problems Printer problemsFrom previous From previous Problem Possible cause Solution Troubleshooting printing problems Printing problemsProblem Possible cause Solution No page came out of the printer Problem Possible cause Solution Problem Possible cause Solution See the specifications section of the Printer Problem Possible cause Solution Print quality is poor From previous Problem Possible cause Solution Photos are not printing correctly Problem Possible cause Solution Problem Possible cause Solution Basics guide System requirements SpecificationsSpecifications Index IndexUSB connection problems 30-35Windows connection problems Page Page Page Hewlett-Packard Company
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