Before You Call - Sharp SCH2443GB Operation Manual

BEFORE YOU CALL

If you encounter errors with the cooktop, check the guide below for common problems, causes and solutions to see if you can correct
the problem yourself before calling 1-800-BE-SHARP for assistance or service.
PROBLEM
The fans keep running for one minute
after the cooking zone has been switched
off
Cooktop powers down
Noise like humming, crackling, clicking
or buzzing
Control keys not working
Power Boost does not work
F appears in the Power display
F0 appears in the Power display
F1 appears in the Power display
F2 appears in the Power display
F3 appears in the Power display
F4 appears in the Power display
F5 appears in the Power display
F6 appears in the Power display
F7 appears in the Power display
F8 appears in the Power display
F9 appears in the Power display
Fc appears in the Power display
FC appears in the Power display
FE appears in the Power display
FH appears in the Power display
Ft appears in the Power display
FJ appears in the Power display
E
POSSIBLE CAUSE
The electronics are cooling down
Inactivity for 15 seconds with no
compatible cookware detected
This is a normal occurrence
Control lock may be activated
No cookware found, improper place-
ment of cookware on the cooking zone
or improper cookware is being used
Electronics fault error message of
particular cooking zone
Microcontroller fault
Heater NTC short-circuit
Heater NTC open-circuit
Heat-sink NTC short-circuit
Heat-sink NTC open-circuit
Communication fault
Mains voltage zero crossing loss
Heater NTC unchanging
Heater NTC ADC fault
Fan error
User interface over-temperature 96°C
Cap keys system fault
User interface temperature sensor
short-circuit
EEPROM fault
User interface temperature sensor
open-circuit
Mains over-voltage error
18
SOLUTIONS
This is a normal occurrence
See page 8 for Pan Detection
See page 9 for Cooktop Noise
See page 12 for Control Lock
See page 8 for Proper Cookware and
Improper Cookware
See F0, F1, F2, F3, F4, F5, F6, F7, F8, F9,
Fc, FC, FE, FH, FJ, Ft
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service
Refer to a qualified technician for service