Yamaha X94 Series, Руководство по обслуживанию

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2-40
ELEC
– +
Diagnosis function (LCD type display unit)
Torque S
e
n-
sor
23
Abno
rma
l vo
ltage
. (detected
du
ri
ng runn
ing /
w
ith
sl
ight
voltage r
ise)
Powe
r
assist will stop
afte
r determine
the error. Error c
o
de will
record.
2
1.
P
e
rf
or
m the torque
sen
s
or
re
f-
eren
ce v
o
ltage
a
d
justment.
2.
Rep
lace the torque
sen
s
or
assemb
ly
.
24
Abno
rma
l vo
ltage
. (detected
du
ri
ng runn
ing /
w
ith
h
igh con
-
stant vo
lta
ge)
25
Abno
rma
l vo
ltage
. (detected
du
ri
ng runn
ing /
o
th
e
rs)
26
Abno
rma
l vo
ltage
. (detected
du
ri
ng runn
ing at low spee
ds)
27
Wi
ring fail
ure be
twe
en the co
il
an
d the
circu
it
bo
ard. (wi
re
chattering
: ne
arly discon-
ne
cted
)
Repl
ace th
e to
rq
ue senso
r
assembly.
28
Wi
ring fail
ure be
twe
en the co
il
an
d the
circu
it
bo
ard. (wi
re
chattering
: ne
arly discon-
ne
cted
)
29
Abno
rma
l no-lo
ad voltage
.
1.
P
e
rf
or
m the torque
sen
s
or
re
f-
eren
ce v
o
ltage
a
d
justment.
2.
Rep
lace the torque
sen
s
or
assemb
ly
.
30
Abno
rma
l vo
ltage
.
(detected du
ring runn
ing
/wi
th
hi
gh constant vo
ltage
.)
2
Repl
ace th
e to
rq
ue senso
r
assembly.
31
Abno
rma
l vo
ltage
.
(detected du
ring runn
ing
/wi
th
slig
ht vol
ta
ge
rise.)
D
isplay pa
tte
rn
Fa
ul
t
d
e
vi
ce
Er
ro
r
cod
e
s
Fa
ul
t d
e
tai
ls
Power
ass
is
t behavior
a
n
d e
rror
code rec
o
rd
*R
estoration
Ma
x Lev
e
l
Action
or
Alternately flashes Alternately flashes