JVC GR-DVP7U manual Re-insert it, then check if

					EN 87
44.	An error indication (E01, E02	44.	•A malfunction of some kind	44.	•Remove the power supply
	or E06) appears.		has occurred. In this case the		(battery pack, etc.) and wait a
			camcorder’s functions		few minutes for the
			become unusable.		indication to clear. When it
					does, you can resume using
					the camcorder.
					If the indication remains
					even though you repeat the
					above two or three times,
					please consult your nearest
					JVC dealer. Do not eject the
					cassette. This will cause
					damage to the tape.
45.	An error indication (E03 or	45.	•A malfunction of some kind	45.	•Eject the cassette once and
	E04) appears.		has occurred. In this case the		re-insert it, then check if the
			camcorder’s functions		indication clears. When it
			become unusable.		does, you can resume using
					the camcorder.
					If the indication remains
					even though you repeat the
					above two or three times,
					please consult your nearest
					JVC dealer.