Ricoh D017 Service Manual page 842

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Error Codes
Code
Meaning
Too many errors during
0-23
reception
The other terminal did
0-30
not reply to NSS(A) in AI
short protocol mode
The other terminal sent a
DCS, which contained
0-32
functions that the
receiving machine
cannot handle.
The data reception (not
0-33
ECM) is not completed
within 10 minutes.
Polarity changed during
0-52
communication
D361/D510
Suggested Cause/Action
Check the line connection.
Check the FCU - NCU connectors.
Replace the NCU or FCU.
Defective remote terminal.
Check for line noise or other line problems.
Try asking the other end to adjust their tx level.
Try adjusting the rx cable equalizer setting
and/or rx error criteria.
Cross reference
Rx cable equalizer - G3 Switch 07 (PSTN)
Rx error criteria - Communication Switch 02,
bits 0 and 1
Check the line connection.
Check the FCU - NCU connectors.
Try adjusting the tx level and/or cable
equalizer settings.
The other terminal may not be compatible.
Cross reference
Dedicated tx parameters - Section 4
Check the protocol dump list.
Ask the other party to contact the
manufacturer.
Check the line connection.
The other terminal may have a defective
modem/FCU.
Check the line connection.
Retry the communication.
24
SM

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