JVC GR-AXM17US Service Manual page 24

5.3 EMERGENCY DISPLAY
Whenever some abnormal signal is input to the mechacon CPU,
an error number (E01, as an example) is displayed in the elec-
tronic view finder. In every error status, such the message as
shown below alternately appear over and over.
• In an emergency mode, all operations except turning on/off the
POWER switch are ineffectual.
E. VF
E07 Short circuit of capstan MDA
E06 CAPSTAN FG input absent
E04 DRUM FG input absent
E03 SUPPLY REEL FG input absent
E02 Mode control motor rotates for more than 7.5 sec UNLOADING without shift to next
mode.
E01 Mode control motor rotates for more than 7.5 sec LOADING without shift to next mode.
E00 Overtime the programming transaction
1-24 (No.YF073)
Symptom
Example (in case of the error number E01):
E01
UNIT IN
SAFEGUARD MODE
Mode when observed
CAPSTAN rotation
REC, PLAY, SEARCH, FF/REW
E01
REMOVE AND
REATTACH BATTERY
Power ON
DRUM rotation
UNLOADING
LOADING
REC, PLAY
(NTSC)