Dell 1355 Color Laser User Manual page 297

Fax Data Encoding Method
Some of the legacy fax devices do not support the Joint Bi-level Image
Experts Group (JBIG) data encoding method. You may experience fax send or
receive errors due to this data encoding method. You can disable the JBIG and
select the Modified Huffman (MH), Modified Read (MR), or Modified
Modified Read (MMR) encoding with the following instructions.
You can change the modem transmission encoding with the following
instructions.
1 When the printer is in Customer Mode, select Fax/Scanner Diag
and press the
2 Press the
button.
3 Press the
press the
4 Press the
press the
5 Press the
button to enable MMR encoding, select MR to enable MR encoding, or
select MH to enable MH encoding.
You can change the modem receive encoding with the following instructions.
1 When the printer is in Customer Mode, select Fax/Scanner Diag
and press the
2 Press the
button.
3 Press the
press the
4 Press the
press the
5 Press the
button to enable MMR encoding, select MR to enable MR encoding, or
select MH to enable MH encoding.
button.
button until Parameter is highlighted, and then press the
button until FAX Parameter is highlighted, and then
button.
button until G3M TX Coding is highlighted, and then
button.
button until MMR is highlighted, and then press the
button.
button until Parameter is highlighted, and then press the
button until FAX Parameter is highlighted, and then
button.
button until G3M RX Coding is highlighted, and then
button.
button until MMR is highlighted, and then press the
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Faxing