Removeing The Control Power Supply And Power Control Board (Pcb) - LG LRE30453SW Service Manual

REMOVING THE CONTROL POWER SUPPL
REMOVING THE CONTROL POWER SUPPL
AND POWER CONTROL BOARD (PCB)
AND POWER CONTROL BOARD (PCB)
WARNING
!
• DISCONNET power supply cord
from the outlet before servicing.
• Replace all panels and parts before
operating.
• RECONNECT all grounding devices.
- Failure to do so can result in severe personal
injury, death or electrical shock.
CAUTION
!
• Be careful when you work on the
electric range handling the sheet
metal part.
- Sharp edge may be present and you can cut
yourself.
1. Turn off the electrical supply going to the range.
2. Pull the range away from the wall so that you can
access the rear panel.
3. Remove back cover & control cover (See step
3~4 on page 3-2)
COMPONENT ACCESS
4. There are 3 PCB's (power control board). When
you check PCB, check the proper pcb in default
mode and check main pcb.
NOTE: Refer to the page 5-1~5-3 for
composition of control board
Main PCB
5. To remove the control power supply:
a) Disconnect 2 connectors.
b) Remove the two screws.
2 Connector
2 Screws
3-3
Y
Y
Oven
Relay PCB