1.8 EMERGENCY DISPLAY
Whenever some abnormal signal is input to the syscon
Example (in case of the error number E01):
CPU, an error number (E01, as an example) is displayed
on the LCD monitor or (in the electronic view finder).
In every error status, such the message as shown belowE01 E01
alternately appear over and over.UNIT INREMOVE AND
SAFEGUARD MODE REATTACH BATTERY
Y In an emergency mode, all operations except turning on/
off the POWER switch are ineffectual.
LCDEmergency
DetailsPossible cause
displaymode
E01LOADINGIn the case the encoder position is not shifted1. The mechanism is locked during mode shift.
to the next point though the loading motor has2. The mechanism is locked at the mechanism load-
rotated in the loading direction for 4 secondsing end, because the encoder position is skipped
or more. This error is defined as [E01].during mechanism mode shift.
3. No power is supplied to the loading MDA.
E02UNLOADINGIn the case the encoder position is not shifted1. The mechanism is locked during mode shift.
to the next point though the loading motor has2. The mechanism is locked at the mechanism load-
rotated in the unloading direction for 4 sec-ing end, because the encoder position is skipped
onds or more. This error is defined as [E02].during mechanism mode shift.
E03TU & SUP REELIn the case no REEL FG is produced for 4 sec-1. The idler gear does not engage with the reel disk
FGonds or more in the capstan rotation mode af-well.
ter loading was complete, the mechanism2. Though the idler gear and reel disk are engaged with
mode is shifted to STOP with the pinch rollereach other, the tape is not wound because of over-
set off.load to the mechanism.
This error is defined as [E03].3. No FG pulse is output from the reel sensor.
However, no REEL EMG is detected in the4. No power is supplied to the reel sensor.
SLOW/STILL mode.5. Tape transport operation takes place with a cassette
having no tape inside.
6. The tape slackens and no pulse is produced until
the slack is taken up and the tape comes into the
normal status.
E04DRUM FGIn the case there is no DRUM FG input in the1. The drum cannot be started or drum rotation is
drum rotation mode for 4 seconds or more.stopped because tape transport load is too high.
This error is defined as [E04], and the mecha-1) Tape tension is extremely high.
nism mode is shifted to STOP with the pinch2) The tape is damaged or soiled with grease, etc.
roller set off.2. The DRUM FG signal is not received by the syscon
CPU.
1) Disconnection in the middle of the signal line.
2) Failure of the DRUM FG pulse generator (hall ele-
ment).
3. No drum control voltage is supplied to the MDA.
4. No power is supplied to the DRUM MDA.
E05 � � �
E06CAPSTAN FGIn the case no CAPSTAN FG is produced in1. The CAPSTAN FG signal is not received by the
the capstan rotation mode for 2 seconds orsyscon CPU.
more. This error is defined as [E06], and the1) Disconnection in the middle of the signal line.
mechanism mode is shifted to STOP with the2) Failure of the CAPSTAN FG pulse generator (MR
pinch roller set off.element).
However, no CAPSTAN EMG is detected in the2. No capstan control voltage is supplied to the MDA.
STILL/FF/REW mode.3. No power is supplied to the CAPSTAN MDA.
4. The capstan cannot be started or capstan rotation
is stopped because tape transport load is too high.
1) Tape tension is extremely high. (Mechanical
locking)
2) The tape is damaged or soiled with grease, etc.
(Tape tangling occurs, etc.)
(DVC_03)
Table 1-8-1
1-12 |
ACEC
