Samsung Lazett Combo SCX-4216F, Service Manual, Page: 100 / 135

7-18
TROUBLESHOOTING
Samsung Electronics
Service Manual
7.4.3 Defective FAX FORWARD/RECEIVE
• Description The FAX FORWARD/RECEIVE is not functioning.
Check and Cause Solution
1. Check if you can catch a dial tone by pressing
OHD.
2. Check if you can catch a RECEIVE tone while
MODEM testing in the TECH Mode.
1. If the MODEM testing is normal and there is no dial
tone, then try to replace the LIU B'd.
2. If the MODEM testing is abnormal, try to replace the
Main B'd.
7.4.4 Defective FAX FORWARD
• Description RECEIVE is functioning, but FORWARD is not functioning or the received data are broken.
Check and Cause Solution
1. Check if there is NOISE when pressing on-hook
dial.
2. Check the RECEIVE condition by trying to forward
a FAX to another fax machine from the forwarding
side FAX.
3. Check if the telephone line connected to the
Product is contaminated or gets stripped off or
down.
1. If it makes NOISE while using on-hook dial, replace or
repair the telephone line.