Panasonic NV-MD9000EN Service Manual page 8

Note:
1. The only some error codes F31, U10 and U11 has displayed
automatically on the EVF or LCD monitor as usual.
2. The Power LED also has been flashed for 1 min. when undesirable
condetions have occurred.(See below)
5.2. Viewing Error Code
When displaying the Error Code on the EVF or LCD Monitor, push the FADE/STOP and REC
START/PAUSE buttons simultaneously for more 3 seconds.
Note:
When the cassette tape is inserted, this operation will not be
worked.
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