❏ If the fax you sent was faint or not clear, change the Resolution (or Quality depending on your model) or
Contrast in the fax settings menu.
& “Setup mode menu list” on page 116
❏ Make sure that ECM is turned on.
& “Setup mode menu list” on page 116
Quality problems (receiving)
❏ Make sure that ECM is turned on.
& “Setup mode menu list” on page 116
Answering machine cannot answer voice calls
❏ When auto answer is turned on and an answering machine is connected to the same phone line as this product, set
the number of rings to answer for receiving faxes to a higher number than the number of rings for the answering
machine.
& “Receiving faxes automatically” on page 109
Incorrect time
❏ The clock may run fast/slow or may be reset after a power failure, or the power is left off for a long time. Set the
correct time.
& “Setting/Changing Time and Region” on page 140
WP-4511/4515/4521/4525/4530/4531/4535/4540/4545 User’s Guide
Troubleshooting for Faxing
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