Ricoh D069 Field Service Manual page 496

7. Appendix: Fax Service Program (Only For D068/D069)
Cable equalizer
Bit 7: 0, Bit 6: 0, Bit 5: 0 = None
Bit 7: 0, Bit 6: 0, Bit 5: 1 = Low
5-7
Bit 7: 0, Bit 6: 1, Bit 5: 0 = Medium
Bit 7: 0, Bit 6: 1, Bit 5: 1 = High
Bit 7: 1, Bit 6: 1, Bit 5: 1 = Disabled
Switch 02
7
No
304
FUNCTION
Use a higher setting if there is signal loss
at higher frequencies because of the
length of wire between the modem and
the telephone exchange when calling the
number stored in this Quick/Speed Dial.
Also, try using the cable equalizer if one
or more of the following symptoms
occurs.
Communication error with error codes
such as 0-20, 0-23, etc.
Modem rate fallback occurs frequently.
• Do not use settings other than listed
on the left.
If the setting is "Disabled", the bit switch
setting is used.
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