Optimize for text or pictures

90

Edge-to-edge copying

91

Clean the pickup rollers and separation pad in the document feeder

91

Improve fax image quality

93

Check the scanner glass for dirt or smudges

93

Check the send-fax resolution setting

93

Check the lightness/darkness setting

93

Check the Error Correction setting

94

Check the Fit-to-Page setting

94

Clean the pickup rollers and separation pad in the document feeder

94

Send to a different fax machine

95

Check the sender's fax machine

95

Solve wired network problems

96

Poor physical connection

96

The computer is using the incorrect IP address for the product

96

The computer is unable to communicate with the product

96

The product is using incorrect link and duplex settings for the network

97

New software programs might be causing compatibility problems

97

The computer or workstation might be set up incorrectly

97

The product is disabled, or other network settings are incorrect

97

Solve wireless network problems

98

Wireless connectivity checklist

98

The product does not print after the wireless configuration completes

99

The product does not print, and the computer has a third-party firewall installed

99

The wireless connection does not work after moving the wireless router or product

99

Cannot connect more computers to the wireless product

99

The wireless product loses communication when connected to a VPN

99

The network does not appear in the wireless networks list

99

The wireless network is not functioning

100

Perform a wireless network diagnostic test

100

Reduce interference on a wireless network

100

Solve fax problems

102

Check the hardware setup

102

Faxes are sending slowly

103

Fax quality is poor

104

Fax cuts off or prints on two pages

104

9 Parts, supplies, and accessories

105

Order parts, accessories, and supplies

106

Customer self-repair parts

106

Accessories

106

vi

ENWW

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HP Pro MFP M177fw manual 105