Jenn-Air JMD2124WS Technical Education - Supply Boards
4-17
REMOVING THE RELAY, NOISE FILTER AND POWER
SUPPLY BOARDS
Relay Board
5. Disconnect six connectors from the
relay board, see figure 1.
6. Remove two screws that secure the
relay board to the microwave,
see figure 1.
7. Disengage two tabs that hold the board
in place, see figure 2.
Electrical Shock Hazard
Disconnect power before servicing.
Replace all parts and panels before
operating.
Failure to do so can result in death or
electrical shock.
WARNING
1. Unplug microwave drawer or disconnect
power.
2. Remove the microwave drawer from the
cabinet as outlined in steps 1-4 of
Accessing Internal Components (see
page 4-2 for the procedure).
3. Remove the top, side and back panels
as outlined in the steps Accessing
Internal Components (see page 4-2 and
4-3 for the procedure).
4. Discharge the high voltage
capacitor terminals with a 20,000 W
2 watt resistor to chassis ground.
Figure 1
Two Screws
Two Screws
One Screw
Connectors
One Tab
Behind the
Board
Two Tabs
Connectors
Noise Filter Board
Switching Regulator Board
8. Remove one screw that secures the
noise filter board to the microwave,
see figure 1.
9. Remove four connectors.
10. Disengage one tab that holds the board
in place, see figure 2.
11. Remove the noise filter board to allow
access to the switching regulator board,
see figure 2.
12. Remove four connectors on the noise
filter board.
13. Remove two screws that attach the
board to the back wall of the microwave,
see figure 3.
Figure 2
Figure 3