Fax Transmission Service Check - Lexmark CX310 Service Manual

Actions
Step 13
Check the device that cannot receive a fax.
Can it send a fax?
Step 14
Press **411 to enter the Fax/SE Menu. Select "Print Logs".
Print the T30 transmission log. Check the error being reported with the
fax error code table. See "Fax error log codes" on page
Perform the suggested resolution for the error.
Did this fix the problem?
Step 15
Adjust the "Transmit Level" setting in the SE menu. press **411 to enter
the SE menu, enter Modem settings, and select "Transmit Level".
Test by adjusting the transmitted signal strength by decreasing/increasing
the 'Transmit Level' setting in steps of 1db. For example, if default value
is -11 db, changing it to-12db will decrease the signal strength by 1db, and
changing it to -10db will increase the signal strength by 1db.
Recommended adjustment range is ±5 db (in 1db steps) from the default
value.
Did this fix the problem?

Fax transmission service check

Actions
Step 1
Is the phone line properly connected to the modem card and the wall jack?
Step 2
Properly connect the phone line to the modem card and wall jack.
Did this fix the problem?
Step 3
Check for a dial tone.
Is there a dial tone?
Step 4
Use a telephone to test the phone line's ability to send and receive calls.
Did the phone line work properly?
Yes
Go to step 14.
Problem resolved.
156.
Stop. Problem
resolved.
Yes
Go to step 2.
Problem resolved
Go to step 4.
Go to step 7.
Diagnostic information
154
7527
No
Stop here. The issue is
with the other device.
Go to step 15.
Go to your second-level
of support. See
"Escalating a fax issue
to second‑level
support" on page 160.
No
Go to step 3.
Go to step 3.
Go to step 6.
Go to step 5.