DOWNLOAD Panasonic UF-580 / UF-590 / UF-780 / UF-790 / UF-5100 / UF-6000 / UF-6100 Service Manual ↓ Size: 6.44 MB | Pages: 127 in PDF or view online for FREE

Model
UF-580 UF-590 UF-780 UF-790 UF-5100 UF-6000 UF-6100
Pages
127
Size
6.44 MB
Type
PDF
Document
Service Manual
Brand
Device
Fax / FACSIMILE
File
uf-580-uf-590-uf-780-uf-790-uf-5100-uf-6000-uf-610.pdf
Date
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Panasonic UF-580 / UF-590 / UF-780 / UF-790 / UF-5100 / UF-6000 / UF-6100 Service Manual ▷ View online

101
4.3.4.
Information Code: 416
START
END
Is communication with the
reference unit successful?
Change Function Parameter 
#011: Reduce Rx Sensitivity 
Level
Yes
No
Yes
No
Change Function Parameter
#023: Increase Training 
Check Period
Does the problem still occur?
1. Replace the MJR PCB.
2. Replace the SC PCB.
Refer to Sect. 4.6.
Does the problem still occur?
Change Function Parameter 
#013: Increase G3 Rx 
Equalization
Does the problem still occur?
END
Does the problem still occur?
Yes
No
No
Yes
No
Yes
Check the telephone line 
condition.
102
4.3.5.
Information Codes: 408, 409, 417, 418, 490
START
END
Is communication with
the reference unit
successful?
Is the unit transmitting or
receiving?
Yes
Transmitting
Receiving
No
Yes
No
Change Function 
Parameter #018: Reduce 
Rx 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 #013: Increase
G3 Rx Equalization
Does the problem still
occur?
END
Does the problem still
occur?
Yes
Yes
No
Change Function 
Parameter #071: Increase
Error Tolerance
Change Function
Parameter #011: Reduce
Rx Sensitivity Level
Does the problem still
occur?
No
No
Yes
Yes
No
Does the problem still
occur?
Change Function
Parameter #010: Reduce 
Tx Attenuation Level
Change Function
Parameter #017: Reduce
Tx Modem Speed
The telephone line may have
a high level of white noise
and/or frequent impulse noise.
Ask the telephone company
to check the line.
Does the problem still
occur?
No
Yes
Yes
Yes
No
Check the telephone line
condition.
Change Function 
Parameter #014: Increase 
G3 Tx Equalization
Does the problem still
occur?
No
103
4.3.6.
Information Code: 434
START
END
Is communication with the
reference unit successful?
Does the trouble occur
regardless of the remote unit?
Yes
Yes
Yes
No
Replace the SC PCB.
No
Can the transmitter in
question transmit to the 
other units?
Check the remote unit in 
question.
(Remote unit is defective)
Change the parameter in Service Mode 1.
(Refer to Sect. 5.1.2.)
           for transmitter: #010: Increase Tx Level
       for receiver     : #011: Reduce Rx Sensitivity Level
The telephone line may have
a high level of white noise
and/or frequent impulse noise.
Ask the telephone company
to check the line.
No
104
4.3.7.
Information Codes: 459, 494, 495
START
END
Check the line connection
between the telephone jack on
the wall and the MJR PCB.
Is communication with the
reference unit successful?
Yes
No
Yes
No
Does the problem still occur?
1. Replace the MJR  PCB.
2. Replace the SC PCB.
No
1. Check the remote unit in
    question.
    (Remote unit is defective)
2. Refer to Sect. 4.6.
If the telephone line frequently
disconnects at the beginning of
each communication, ask the
telephone company to check
the line.
Does the trouble occur
regardless of the remote unit?
END
Yes
Check the telephone line
condition.
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