Panasonic Facsimile UF-590, Руководство по обслуживанию

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4.3.3. Information Codes: 404, 405, 407
START
END
Is communication with reference
unit successful?
Change Function Parameter #010:
Reduce Tx Attenuation Level
Yes
No
Yes
No
Change Function Parameter #017:
Reduce Tx Modem Speed
Does the problem still occur?
1. Replace the MJR PCB.
2. Replace the SC PCB.
Does the problem still occur?
Change Function Parameter #025:
Communication Startup to 2nd
Does the problem still occur?
Change Funciotn Parameter #014:
Increase G3 Tx Equalization
Does the problem still occur?
END
Does the problem still occur?
Check the telephone line condition.
Does the problem still occur?
(Recording paper may have run
Check the remote unit.
out or paper may have jammed.)
Refer to Sect. 4.6.
Yes
No
Yes
No
Yes
Yes
No
No
Yes
No