Read Panasonic NN-CS894BZPE Service Manual online
4.2.3. To replace Digital programmer
circuit D.P.C.(AU) board
CAUTION:
Be sure to ground any static electric charge built up in
your body before handling the D.P.C.
your body before handling the D.P.C.
1. Release 7 catch hooks, then remove PCB cover.
2. Remove 4 screws holding D.P.C.(AU) board.
4.2.4. Low voltage transformer and/or
power relays
CAUTION:
Be sure to ground any static electric charge built up in
your body before handling the DPC.
your body before handling the DPC.
1. Using solder wick or a desoldering tool and 30W soldering
iron carefully remove all solder from the terminal pins of the
low voltage transformer and/or power relays.
low voltage transformer and/or power relays.
NOTE:
Do not use a soldering iron or desoldering tool of
more than 30 watts on D.P.C. contacts.
more than 30 watts on D.P.C. contacts.
2. With all the terminal pins cleaned and separated from
D.P.C. contacts, remove the defective transformer/power
relays, Replace components making sure all terminal pins
are inserted completely resolder all terminal contacts
carefully.
relays, Replace components making sure all terminal pins
are inserted completely resolder all terminal contacts
carefully.
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NN-CS894B
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