Auto Reception Failure - Oki OKIFAX4550 Maintenance Manual

7.8

Auto Reception Failure

Manual reception OK?
Placed in the auto receive
mode? If not, place the
fax machine in that mode
by pressing AUTO REC key.
Yes
Set CLOSED NETWORK
(Function program No. 08)
Yes
detected at Pin 4 of CN3
Replace MCNT Board.
Yes
Replace NCU Board.
Yes
Check that the ringing signal
meets the specification of
Return to section 7.1
41309401TH Rev.4
Start
No
Yes
Solved?
No
to OFF.
Solved?
No
No
Ringing signal is
(NCU)?
Yes
Solved?
No
Solved?
No
the fax machine.
(See Item of Table)
Your handset telephone
rings when a call arrives?
Yes
Check the following items:
1. Placed in the manual receive mode?
2. START key pressed to answer the call?
3. Closed network is ON and the remote
phone number is not registered in
one-touch key or two-digit auto dial
code?
No
1. Check the handset of
telephone set.
2. Check the line.
3. Check the exchange.
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