50
4. Troubleshooting
Error Code
Gerneral Function
Solution
Page
cooktop to Oven
Cause 1. Instantaneous electrical noise affect micom signal. After
re-connecting power plug, can use normally.
&DXVH3RZHUSOXJRI9LVORRVHO\FRQQHFWHGZLWKRXWOHWĺ
Cooktop display use 240V(L1&L2), and Oven display use
120V(L&N) If Oven have no power, Cooltop display will
show this error code. Check your power plug pin & outlet.
Cause 3 : IGBT of inverter pcb , check the registance of IGBT. When
IGBT short or open , have to change Inverter PCB.
Cause 4 : LVT of oven pcb is damaged or LVT connector is discon-
QHFWHGĺ5(FRQQHFW/97FRQQHFWRURUUHSODFHRYHQ
main PCB.
60 Page
Touch signal not
entered.
Cause 1. Communication wire harness is loosely connected with
FRQQHFWRUĺ&KHFNWKHZLUHKDUQHVVFRQQHFWLRQ
&DXVH7RXFK¿OPWDLOLVQRWLQVHUWIXOO\ĺFKHFNWKHWRXFK¿OPWDLO
at left and right side connector.
61 Page
UART communi-
caton Error
Cause 1. Did not get a communication signal between each channel
of inverter pcb. check the inverter PCB wire harness or
UHJLVWDQFHYDOXHRI,*%7VKRUWRURSHQĺUHSODFHGZLUH
harness or inverter pcb
Cause 2. LVT of oven pcb is damaged or LVT connector is
GLVFRQQHFWHGĺ5(FRQQHFW/97FRQQHFWRURUUHSODFH
oven main PCB.
62 Page
Communication
Error
It occurs when Touch IC can't communicate with each inverter channel.
FKDQQHOa
62 Page
It occurs when Touch IC can't communicate with pcb sub.
62 page
