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English 29
Troubleshooting
Problem Possible cause Solution
Brown streaks or
specks.
Boilovers have been cooked
onto the surface.
• Wait until the surface
cools down. Then, use a
single-edge razor-blade
scraper at approximately
a 45° angle against the
glass surface to remove
the soil.
• See the section on the
care and cleaning of the
glass cooktop on page 26.
Areas of
discoloration
with metallic
sheen.
Mineral deposits from water
and food have been left on
the surface of the cooktop.
• Remove using a ceramic-
glass cooktop cleaning
cream.
• Use cookware with clean,
dry bottoms. Clean the
cooktop with a ceramic
cleaning agent regularly
every week.
Cracking or
"popping" sound.
This is the sound of the
metal heating and cooling
during cooking.
This is normal operation and
not a system failure. Use the
cooktop as usual.
Information codes
Information code Possible cause Solution
C3, C4 Sensor malfunctions
Turn off the cooktop and then
restart.
If the problem continues,
unplug the power cord for
30 seconds or more and then
reconnect.
If the problem is not xed,
please contact a local
Samsung service center.
d0
A key is pressed for more
than 8 seconds.
Check if the key pad is wet or
a key is depressed.
If the problem continues,
restart the appliance using the
POWER button. If the problem
still continues, contact a local
Samsung service center.
F0
Communications between
main and sub PCBs failed.
Restart the appliance
using the POWER button.
If the problem continues,
disconnect power for more
than 30 seconds. Then, restart
the appliance. If the problem
still continues, contact a local
Samsung service center.
F1
Communications between
main and EEP-ROM failed.
F2
The touch-enabled IC
communicates abnormally.
NZ30K7570R_DG68-00821B-04_EN+MES+CFR.indb 29 2018-03-09 12:04:18
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