Sony BVU-950 - Page 81

FOR TRAINING PURPOSES ONLY
<
BVU-
459,420,
400
>
-PRELIMINARY-
SUBJECT
TO
CHANGE
Error 0
0.] Normal operation
1.JEntering the FR STOP mode from threading exceeds the prescribed time (seven seconds).
2./Entering the THREAD END 2 moce from threading exceeds the prescribed time.
3.] Entecing {he UNTHREAD END mode {rom the THREAD END 2 mode during unthreading
exceeds the prescribed time.
4.jReturning from the FR STOP mode to the CASSETTE DOWN position during unthreading
excecds the prescribed time. "
5S.) When a cassette is inserted and the EJECT button is pressed before the cassette-up
compartment is lowered, rnising the cassette exceeds the prescribed lime.
6.] The initial correction of e tension sensor is not completed.
7.1 No command is sent from the servo block to stop the SHORT FF/REW mode.
8.) No command is sent from the servo block to start the SHORT FF/REW mode.
9. An error command {s sent from the servo block in the SHORT FF/REW mode.
A.J
No
command
is
sent
from
the
servo
block
to
turn
on
the
pinch
solenoid.
B.| No command is sent from the servo block to turn off the pinch solenoid.
CJ No command is sent from the servo block to stop the FF/REW mode.
D.| The capstan motor jis not rotated in reverse to enter the STANDBY OFF mode.
E.! The drum is not rotated to change the mode from STANDBY OFF to STANDBY ON.
FJ No commanc is sent from the servo block to start threading in the FR STOP mode.
< BVU~480, 4209, Goo )
Error |
0.|
Normal
operation
1.|Microcomputer
M2
Is
not
interrupted
by
the
signal
eight
times
the
frequency
of
the
1/2
VD
pulse. "
Communication
error
between
microcomputers
M2
and
AY.
Communication
error
between
microcomputers
M2
and SV.
Communication
error
between
microcomputers
M1
and
M2.
2.
3.
4.
5
Communication
error
between
m
icrocompstens
Hiand
DT
x* ONLY bul -420