Troubleshooting - quick diagnostic checks, No indicators lit on the modem, Only the mr light is on – Gasboy CFN III Mgnr's Mnl V3.4 User Manual
Page 308: No tones produced when you swipe a card, No connection, Figure 32-5

Appendix F: Dialout Communications
Card Networks Certifying CFN III
Page F-8
MDE-4315 CFN Series CFN III Manager’s Manual for Windows NT · August 2004
Figure 32-5: Indicator Lights on Modem - hs, cd, oh, tr, mr On
At this point, the CFN3 applicaiton waits for a signal from the host computer. You should see
the RD and SD lights flicker as data is sent back and forth. At the end of the call, the CFN3
application hangs up the modem. OH should go off and the modem should look again as in
Troubleshooting - Quick Diagnostic Checks
No Indicators Lit on the Modem
1
Check power to the modem. At the least, the MR light should be on.
2
Check the cable and the cable connectors.
Only the MR Light is On
Check the cable and the cable connectors.
No Tones Produced When You Swipe a Card
1
Check the phone numbers.
2
Make sure that the system parameters on page 4 and 5 of SYS_PAR have Remote
Authorization set to Credit.
3
Try cycling power to reset the modem.
No Connection
1
Do you need to dial 9 first? Add a 9 and a comma (9,) to the front of the phone number or
check to see what the outside line command is.
2
Another method is to run Kermit on the site.
If the host port is 4, type
kermit 1200 l4 (note: that is L4, not fourteen)
Then type AT and press ENTER. You should get 0 or OK back.
Now type ATDT 15551212, substituting the host number for the 555 number shown.
After the modem dials, type
AH0 (note: that is a zero)
to hang up the line. If the modem dials out, recheck the phone number, and make sure the
network is set up properly.
Enter SHIFT CTRL 6 and press ENTER to leave Kermit.
hs
AA
cd
oh
RD
SD
tr
mr