Panasonic NN-L750WB Service Manual page 41

9.3. Digital Programmer Circuit (DPC)
NOTE: Ground any static electric built up on your body before handling the DPC.
1. Disconnect all connectors from the DPC.
2. Remove the two screws holding the escutcheon base and slide
the escutcheon base upward slightly. removal is easier with the
door open.
3. Release the flat cable.
4. Remove the six screws holding the DPC DU assembly
5. Remove the door lever
6. Remove the seven screws holding the DPC AU assembly
9.4. Low voltage transformer and/or power relays (RY1)
Note
Be sure to ground your body to discharge any static before
handling the DPC.
1. Using a solder wick or a de soldering tool and a 30W soldering
Disconnecting the PCB lock connector
Figure 4
Removal of DPC AU and DPC DU
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