5.2 EMERGENCY DISPLAYExample (in case of the error number E01):
Whenever some abnormal signal is input to the syscon CPU, an
error number (E01, as an example) is displayed on the LCD
E01 E01
monitor or (in the electronic view finder).In every error status,UNIT INREMOVE AND
such the message as shown below alter nately appear over and SAFEGUARD MODE REATTACH BATTERY
over.
? In an emergency mode, all operations except turning on/off the
POWER switch are ineffectual.
LCD display EmergencymodeDetailsPossible cause
E01LOADINGIn the case the encoder position is 1. The mechanism is locked during mode shift.
not shifted to the next point though 2. The mechanism is locked at the mechanism loading end,
the loading motor has rotated in the because the encoder position is skipped during
loading direction for 4 seconds or mechanism mode shift.
more. This error is defined as [E01].3. No power is supplied to the loading MDA.
E02UNLOADINGIn the case the encoder position is 1. The mechanism is locked during mode shift.
not shifted to the next point though 2. The mechanism is locked at the mechanism loading end,
the loading motor has rotated in the because the encoder position is skipped during
unloading direction for 4 seconds or mechanism mode shift.
more. This error is defined as [E02].
E03TU & SUP REEL FG In the case no REEL FG is 1. The idler gear does not engage with the reel disk well.
produced for seconds shown in the 2. Though the idler gear and reel disk are engaged with
table below or more in the capstan each other, the tape is not wound because of overload
rotation mode after loading was to the mechanism.
complete, the mechanism mode is 3. No FG pulse is output from the reel sensor.
shifted to STOP with the pinch roller 4. No power is supplied to the reel sensor.
set off. This error is defined as 5. Tape transport operation takes place with a cassette
[E03].However, no REEL EMG is having no tape inside.
detected in the SLW/STILL mode.6. The tape slackens and no pulse is produced until the
slack is taken up and the tape comes into the normal
REEL(SUP) REEL(TU)
status.PB/REC3 SEC3 SEC
S-FWD3 SEC0.3 SEC
S-REW0.3 SEC3 SEC
FF3 SEC0.1 SEC
REW0.1 SEC3 SEC
E04DRUM FGIn the case there is no DRUM FG 1. The drum cannot be started or drum rotation is stopped
input in the drum rotation mode for because tape transport load is too high.
4 seconds or more. This error is 1) Tape tension is extremely high.
defined as [E04], and the 2) The tape is damaged or soiled with grease, etc.
mechanism mode is shifted to 2. The DRUM FG signal is not received by the syscon CPU.
STOP with the pinch roller set off.1) Disconnection in the middle of the signal line.
2) Failure of the DRUM FG pulse generator (hall
element).
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 1. The CAPSTAN FG signal is not received by the syscon
produced in the capstan rotation CPU.
mode for 2 seconds or more. This 1) Disconnection in the middle of the signal line.
error is defined as [E06], and the 2) Failure of the CAPSTAN FG pulse generator (MR
mechanism mode is shifted to element).
STOP with the pinch roller set 2. No capstan control voltage is supplied to the MDA.
off.However, no CAPSTAN EMG is 3. The capstan cannot be started or capstan rotation is
detected in the STILL/FF/REW stopped because tape transport load is too high.
mode.1) Tape tension is extremely high. (Mechanical locking)
2) The tape is damaged or soiled with grease, etc. (Tape
tangling occurs, etc.)
Fig.5-2-1
(No.YF075)1-19 |
ACEC
