Sharp R-7500AT, Service Manual

Page: 29 / 39

R-7500AT
29
[2
]
E
rror
lis
t
1.
E
rro
r fo
r fa
ilure o
f o
ven o
r p
art
s
M
G
1:
M
ag
net
ro
n-1
M
G
2:
M
ag
net
ro
n-2
C
T
: C
urrent
t
rans
fo
rm
er
E
rr
o
r
N
o
.
C
o
nt
ent
o
f erro
r
E
rro
r co
nd
it
io
n
D
et
ect
ing
m
et
ho
d
C
h
e
c
k
ti
m
in
g
No
te
F
ai
lure o
f M
G
1
D
et
ect
io
n
va
lue o
f C
T
i
s l
ow
C
T
8
sec
a
ft
e
r
a
he
at
ing
s
ta
rt
If M
G
1 o
r
bo
th o
f M
G
1 and
M
G
2
EE
1
w
hen M
G
1
op
erat
es
.
or
su
bs
e
qu
en
t
on
e
s
reach t
hei
r ex
chang
e
ti
m
e,
CC
1 o
r "
CC
3" and
"
EE
1"
w
ill
ap
ea
r a
lt
ernat
el
y.
F
ai
lure o
f M
G
2
D
et
ect
io
n
va
lue o
f C
T
i
s l
o
w
C
T
8
sec
.
af
te
r
a
he
at
ing
s
ta
rt
If M
G
2 o
r
bo
th o
f M
G
1 and
M
G
2
EE
2
w
hen M
G
2
op
erat
es
.
or
su
bs
e
qu
en
t
on
e
s
reach t
hei
r ex
chang
e
ti
m
e,
CC
2 o
r "
CC
3" and
"
EE
2"
w
ill
ap
ea
r a
lt
ernat
el
y.
F
ai
lure o
f M
G
1 and
D
et
ect
io
n
va
lue o
f C
T
i
s l
o
w
C
T
8
sec
.
af
te
r
a
he
at
ing
s
ta
rt
If M
G
1,
M
G
2 o
r
bo
th o
f M
G
1
EE
3
M
G
2
w
hen M
G
1 and
M
G
2
op
erat
e.
or
su
bs
e
qu
en
t
on
e
s
and
M
G
2 reach t
hei
r ex
chang
e
ti
m
e,
"
CC
1",
"
CC
2" o
r "
CC
3"
and
"
EE
3" w
ill
a
pp
ea
r al
ternat
el
y.
F
ai
lure o
f
EE
P
R
OM
R
ea
d
ing
d
at
a o
f
EE
P
R
O
M
and
/o
r w
ir
ti
ng
EE
P
R
O
M
W
hen
p
ow
e
r i
s
on
.
EE
10
d
at
a o
n
EE
P
R
O
M
can no
t b
e
do
ne.
W
he
n
re
ad
in
g
an
d/
or
w
ri
ti
n
g
W
ri
tt
en d
at
a
is
d
ifferent
fro
m
read
d
at
a.
is
d
o
ne
.
M
G
T
t
herm
is
to
r-1 i
s
op
en o
r s
ho
rt
.
M
G
T
t
herm
is
to
r-1
W
he
n
p
ow
e
r i
s
on
.
O
p
en:
w
hen
pow
er i
s o
n o
r
EE
16
Ri
gh
t
af
te
r
he
at
ing
s
ta
rt
.
r
ig
ht
aft
er hea
ti
ng
s
ta
rt
S
ho
rt
: ri
ght
aft
er heat
ing
s
ta
rt
M
G
T
t
herm
is
to
r-2
is
op
en o
r s
ho
rt
.
M
G
T
t
herm
is
to
r-2
W
he
n
p
o
w
e
r i
s
on
.
O
p
en:
w
hen
pow
er i
s o
n o
r
EE
26
Ri
gh
t
af
te
r
he
at
ing
s
ta
rt
.
r
ig
ht
aft
er hea
ti
ng
s
ta
rt
S
ho
rt
: ri
ght
aft
er heat
ing
s
ta
rt
T
e
m
pe
ra
tu
re
o
f
M
G1
or
T
em
p
eraure o
f M
G
T
t
herm
ist
o
r-1 o
r
M
G
T
t
herm
is
to
r-1
5
sec
a
ft
e
r
a
he
at
ing
s
ta
rt
"
EE
1
7
"
a
n
d
"
HOT
"
w
ill
app
e
ar.
EE
17
M
G2
is
t
oo
h
ig
h
.
M
G
T
t
herm
is
to
r-2
is
t
oo
h
ig
h.
M
G
T
t
herm
is
to
r-2
or
su
bs
e
qu
en
t
on
e
s
(No
-l
o
ad
reco
gn
it
io
n)
5
sec
a
ft
e
r
a
he
at
ing
s
ta
rt
"
EE
2
0
"
a
n
d
"
HOT
"
w
ill
app
e
ar.
B
u
rn
e
d
o
f f
ood
T
em
p
erat
ure o
f ex
haus
t t
herm
is
to
r
E
xha
us
t t
herm
is
to
r
or
su
bs
e
qu
en
t
on
e
s
("
HOT
"
w
ill
di
sa
pp
e
ar
w
h
e
n
"
STOP/CLEAR"
EE
20
O
verheat
ing
is
t
oo
h
ig
h.
ke
y i
s
pre
sse
d.
)
O
p
en/s
ho
rt
o
f M
G
T
therm
is
to
r-1
O
p
en/s
ho
rt
o
f M
G
T
therm
is
to
r-2
E
xha
us
t t
herm
is
to
r i
s
op
en o
r s
ho
rt
.
E
xha
us
t t
herm
is
to
r
W
he
n
p
ow
e
r i
s
on
.
EE
29
Ri
gh
t
af
te
r
he
at
ing
s
ta
rt
.
No
te:
1.
T
o
cl
ear erro
r m
e
ss
ag
e,
p
res
s "S
TOP/CLEAR" k
ey
.
2. W
hen erro
r m
e
ss
ag
e a
pp
ea
rs
, refer t
o
t
he t
ro
ub
les
h
oo
ti
ng
t
ab
e (p
ag
e 27) a
nd
carry o
ut
t
ro
ub
les
h
oo
ti
ng
.
O
p
en/s
ho
rt
o
f
ex
haus
t t
herm
is
to
r