Lexmark MX511DE, 35S5703, 35S5704, MX511DHE manual Troubleshooting 291

Troubleshooting		291
Action	Yes	No
Step 5	The problem is solved.	Go to step 6.

aCheck the telephone wall jack.

1Plug the telephone cable into the wall jack.

2Listen for a dial tone.

3If you do not hear a dial tone, then plug a different telephone cable into the wall jack.

4If you still do not hear a dial tone, then plug the telephone cable into a different wall jack.

5If you hear a dial tone, then connect the printer to that wall jack.

bTry sending or receiving a fax.

Can you send or receive a fax?
Step 6	Go to step 7.	Connect the printer to
Check if the printer is connected to an analog phone service or the correct		an analog phone
digital connector.		service or the correct
The fax modem is an analog device. Certain devices can be connected		digital connector.
to the printer so that digital telephone services can be used.

•If you are using an ISDN telephone service, then connect the printer to an analog telephone port (an R-interface port) on an ISDN terminal adapter. For more information and to request an R- interface port, contact your ISDN provider.

•If you are using DSL, then connect to a DSL filter or router that will support analog use. For more information, contact your DSL provider.

•If you are using a PBX telephone service, then make sure you are connecting to an analog connection on the PBX. If none exists, then consider installing an analog telephone line for the fax machine.

Is the printer connected to an analog phone service or the correct digital connector?

Step 7	Go to step 8.	•	Try calling the fax
Check for a dial tone.			number to make
			sure that it is
Did you hear a dial tone?			working properly.
		•	If the telephone
			line is being used by
			another device,
			then wait until the
			other device is
			finished before
			sending a fax.
		• If you are using the
			On Hook Dial
			feature, then turn
			up the volume to
			check if you hear a
			dial tone.