88TK50/R1210
8
Re
ce
iv
e
m
oni
to
ri
ng
D
ia
gn
os
is
reg
is
ter
246
us
in
g
m
od
ul
e
ad
dr
es
s
60,
61
Bi
t
Typ
e
Gr
ou
p
m
al
fu
nc
tion
st
at
ion
detected
Ac
kn
owl
ed
gem
en
te
rror
SG
HL
T
ST
SS
T
SS
G
CD
S
10
9
8
S
S
S
1
> =
2)
Th
e
C
D
S
st
at
io
n
pr
ov
ide
s
a
de
sc
ript
io
n
fo
re
ve
ry
m
es
sa
ge
num
be
r.
Th
is
me
ssa
ge
comp
rise
s:
---
E
xp
lanat
io
ns
reg
ard
in
g
caus
e
and
ef
fe
ct
of
th
e
di
st
urb
anc
e,
---
Re
co
m
m
endat
io
ns
fo
re
lim
inat
io
n
Th
us
,f
as
td
istu
rb
an
ce
el
imin
at
ion
is
en
su
re
d.
Mo
du
le
re
sta
rt
ex
ecu
te
d
N
oi
se
ch
an
ne
lt
es
t,
ev
en
t
13
12
11
S
D
S
Sta
tion
cou
pl
in
g
fa
ult
1)
15
14
S
S
Te
m
perat
ur
e
m
on
itori
ng
res
po
nd
ed
Su
bs
titu
te
te
le
gr
am
tra
nsmitte
d
AS
res
tart
ex
ec
ut
ed
2
1
0
S
D
D
D
ua
l---
ch
an
ne
lc
ou
pl
in
g
1)
C
ab
in
et
door
op
en
Po
w
er
suppl
y
fa
ul
t
5
4
3
S
S
S
Tr
an
smit
alloca
tion
in
A
S
missin
g
C
hec
ks
um
error
det
ec
te
d
7
6
S
S
1
> =
4405
4404
4400
4403
4409
4410
4402
4406
4407
P
ro
ce
sso
rh
al
t
Vo
lta
ge
m
on
itor
in
g
res
po
nd
ed
Bus
---
co
upl
ing
m
odul
e
Wro
ng
fir
m
w
are
P
RO
M
Hard
ware
de
fe
ct
me
ssa
ge
s
2)
1)
O
nl
y
in
th
e
ca
se
of
du
al
---
ch
an
ne
ls
ta
tion
---
bu
s
cou
pl
in
g
S
=
S
tat
ic
annunc
ia
tio
ns
di
sappe
ar
aut
om
at
ic
al
ly
up
on
de
ac
tiv
ation
D
=
D
ynam
ic
annunc
ia
tio
ns
ar
e
ca
nc
el
le
d
aft
er
th
e
con
te
nt
s
of
th
e
di
ag
no
sis
re
giste
rh
as
be
en
tra
nsmitte
d
0=
N
ot
us
ed
MST
MT
K
MSP
MT
E
Fi
rm
ware
pa
rtn
er
m
od
ul
e
di
ffe
ren
t1)
4408
4401
Bus
---
co
upl
ing
m
odul
e
op
er
at
in
g
M
oni
to
ring
of
ring
re
dundanc
y
SR
Tr
an
sm
it
pa
th
fa
ul
t
3401
Fa
ul
ts
ig
nal
fro
m
st
at
io
n
Door
op
en
Po
w
er
suppl
y
fa
ul
t
Te
m
perat
ure
in
cab
in
et
to
o
hi
gh
Re
dundanc
y
faul
t
4413
no
ta
cc
es
si
bl
e
fro
m
bus
Mu
ltip
le
st
at
io
n
---
an
d
m
od
ul
e
ad
dr
es
s
In
it
ia
lisa
tio
n
FDDI
---
sy
ste
m
in
te
rfa
ce
Figure 1: 88TK50 diagnosis messages using module addresses 60, 61
