Samsung NX58H9500WS/AA Service Manual page 88

Warming drawer not heating
Warming drawer
does not heat.
Check the voltage of the warming
drawer heating element.
Ok
Check the harness connection at
PCB terminal(T508)
Ok
Make sure the warming drawer
relay(RY506) is working properly.
Replace the PCB.
Ok
END
Disconnect terminal
No
Replace the warming drawer heating element.
W/Drawer
(PCB)
120V L1
N
No
Reconnect, repair or replace the harness.
No Faulty warming drawer relay.
Replace the PCB.
88
END
END
END