KERN KFB-TM - Menu Navigation and Settings; General Menu Navigation

KFB-TM/KFN-TM-SH-e-1410 - 40 -
No Display
Not good
Ok
Not good
Ok
Not good
Ok
Not good
Ok
Not good
START
Check LCD break
or loose contact
Check the cable
from main board
to display board
Check U3
pin 17 Out put 5V
Press key board
beeper
Replace LCD or connect
proper
Replace the cable or connect
proper
Replace IC power problem
Check U1 and around circuit
Check ST and around circuit
Check U3 and
LCD