![background image](http://html.mh-extra.com/html/canon/imagerunner-1670f/imagerunner-1670f_facsimile-manual_57584145.webp)
Faxed images are blotched or uneven.
The telephone lines may be in poor condition, or you may have a bad connection.
ECM (Error Correction Mode) sending/receiving should eliminate such problems.
However, if the telephone lines are in poor condition, set a slower rate for the
reception speed. Then, call the sender to resend the document. (See “User Settings,”
on p. 6-6.)
The sending fax machine may not be functioning properly.
The sending fax machine usually determines the fax’s quality. Call the sender and have
them make sure the scanning glass on their fax machine is clean.
Cannot receive using ECM (Error Correction Mode).
The other party’s fax machine may not support ECM.
If the other party’s fax machine does not support ECM, the document will be received
in the normal mode without error checking.
ECM may be disabled.
Make sure ECM is on. (See “RX Settings,” on p. 6-10.)
Errors occur frequently while receiving.
The telephone lines may be in poor condition, or you may have a bad connection.
Slow down the reception speed. (See “User Settings,” on p. 6-6.)
The sending fax machine may not be functioning properly.
Call the sender and have them check that their fax machine is functioning properly.
Remedy
Cause 2
Remedy
Cause 1
Remedy
Cause 2
Remedy
Cause 1
Remedy
Cause 2
Remedy
Cause 1
8-8
If Trouble Occurs
8
Tr
oub
leshooting
**FG_Chap 08 3/5/04 10:44 AM Page 8
Summary of Contents for IMAGERUNNER 1670F
Page 2: ...imageRUNNER 1670F Facsimile Guide ...
Page 19: ...xviii ...
Page 103: ...4 18 Polling Receiving ...
Page 115: ...5 12 Memory Features ...
Page 131: ...6 16 Additional Functions Fax Settings ...
Page 149: ...8 12 If You Cannot Solve the Problem ...
Page 159: ...MEMO ...
Page 160: ...MEMO ...
Page 161: ...MEMO ...