6-18
6 MAINTENANCE
z
P
ro
ce
ssi
ng b
y
CP
M
S
(
tr
ac
ing)
C
ode
val
ue
DHP-
dis
pl
a
ye
d
nam
e
T
race
poi
nt
D
A
T
A
1 D
A
T
A
2 D
A
T
A
3
D
A
T
A
4 D
A
T
A
5
0x010001
T
R
A
C
E
_ON
St
ar
t o
f t
rac
in
g
0x010002
T
R
A
C
E
_O
FF
E
nd
o
f tra
cin
g
0x010003
T
R
A
C
E
_T
B
U
T
im
e r
eco
rd
in
g old
tb
u
(Ti
m
e B
ase
U
pp
er
)
ne
w
tb
u
(Ti
m
e B
ase
U
pp
er
)
z
P
ro
ce
ssi
ng b
y
CP
M
S
(
sc
he
dul
ing)
C
ode
val
ue
DHP-
dis
pl
a
ye
d
nam
e
T
race
poi
nt
D
A
T
A
1 D
A
T
A
2 D
A
T
A
3
D
A
T
A
4 D
A
T
A
5
0x020001
WAKE
U
P
WAKE
U
P
pr
ocess WAKE
U
P
addr
ess
0x020002
S
L
E
E
P
S
L
E
E
P ev
en
t
S
L
E
E
P addr
es
s
pri
(p
ri
or
it
y le
ve
l)
0x020003
DI
SP
AT
C
H
B
ef
or
e
th
read
_invoke
pr
ocess
tn
(ta
sk
nu
m
be
r)
pri
(p
ri
or
it
y le
ve
l)
con
t(
C
PMS
st
ack i
nf
or
m
at
io
n)
0x020083
DI
SP
AT
C
H
_E
A
ft
er
th
read
_inv
oke
pr
ocess t
n
(ta
sk
nu
m
be
r)
pri
(p
ri
or
it
y le
ve
l)
con
t(
C
PMS
st
ack i
nf
or
m
at
io
n)
0x020004
R
U
N
Q
RUN
Q
conn
ect
io
n
tn
(ta
sk
nu
m
be
r)
0x020005
I
D
L
E
ID
L
E
p
ro
cess
0x020006
T
A
S
K
_PR
I
Pr
io
ri
ty
le
ve
l c
ont
ro
l
tn
(ta
sk
nu
m
be
r)
pri
(p
ri
or
it
y le
ve
l)
z
P
ro
ce
ssi
ng b
y
CP
M
S
(
er
ro
r l
oggi
ng
, b
ui
lt
-i
n s
ub
ro
ut
ine
p
ro
ce
ssi
ng)
C
ode
val
ue
DHP-
dis
pl
a
ye
d
nam
e
T
race
poi
nt
D
A
T
A
1 D
A
T
A
2 D
A
T
A
3
D
A
T
A
4 D
A
T
A
5
0x030001
U
L
SU
B
L
N
E
m
bedded s
ub
ro
ut
in
e be
fo
re
link
B
uilt-
in
s
ub
ro
ut
in
e
ne
st
c
oun
t
Bu
ilt
-i
n s
ubr
ou
ti
ne
p
oi
nt
nu
m
ber
0x030081
U
L
SU
B
L
N-
E
E
m
be
dde
d s
ub
ro
ut
in
e a
fte
r
lin
k
B
uilt-
in
s
ub
ro
ut
in
e
ne
st
c
oun
t
Bu
ilt
-i
n s
ubr
ou
ti
ne
p
oi
nt
nu
m
ber
B
uilt-
in
s
ub
ro
ut
in
e re
tu
rn
v
alu
e
0x030002
E
L
SE
T
K
el
set
p
ro
ce
ss
Err
or
typ
e
E
rr
or
c
las
s
E
rr
or
f
or
m
at
E
rr
or
code
0x030003
IO
E
R
R
I/O er
ro
r h
and
lin
g uno
(uni
t nu
m
ber
)
Devi
ce
num
be
r
D
evi
ce addr
ess
Det
ai
le
d er
ro
r code
0x030004
PR
GE
R
R
Pr
og
ra
m
e
rro
r
ha
nd
lin
g t
n
(ta
sk
nu
m
be
r)
Fa
ult addr
es
s
Pr
og
ra
m
c
ou
nte
r
ex
pev
t r
eg
is
te
r
0x030005
WDT
E
R
R
W
DT
er
ro
r
ha
nd
lin
g ti
m
e
0x030006
PI
O
E
R
R
PI/O e
rror
ha
nd
lin
g sl
ot
0x030007
M
ODE
R
R
M
odul
e
er
ro
r
ha
nd
lin
g
E
rr
or
code
S
lot
num
be
r
H
E
R
S
T
r
eg
is
te
r IN
T
ST
re
gis
te
r
0x030008
KE
R
N
_P
A
N
IC
Fat
al
h
an
dl
in
g t
n
(ta
sk
nu
m
be
r)
Fa
ult addr
es
s
Pr
og
ra
m
c
ou
nte
r
E
xte
ns
io
n e
rro
r c
od
e
0x030009
U
L
SU
B
_E
R
R
E
m
bedded s
ub
ro
ut
in
e er
ro
r
pr
ocess
Bu
ilt
-i
n s
ubr
ou
ti
ne
p
oi
nt
nu
m
ber
0x03000a
ASS
E
R
T
A
ss
er
tio
n f
ata
l h
an
dlin
g
P
lace wh
er
e t
he er
ro
r occ
ur
red
E
rr
or
li
ne
T
est
con
di
tio
ns
0x03000b
C
PUS
T
O
P
C
PU te
rm
ina
tio
n proc
es
s
B
uilt-
in
s
ub
ro
ut
in
e
ne
st
c
oun
t
Bu
ilt
-i
n s
ubr
ou
ti
ne
p
oi
nt
nu
m
ber
B
uilt-
in
s
ub
ro
ut
in
e re
tu
rn
v
alu
e
z
P
ro
ce
ssi
ng b
y
CP
M
S
(
st
ar
tup
/t
er
m
ina
ti
on)
C
ode
val
ue
DHP-
dis
pl
a
ye
d
nam
e
T
race
poi
nt
D
A
T
A
1 D
A
T
A
2 D
A
T
A
3
D
A
T
A
4 D
A
T
A
5
0x040001
SE
T
U
P
_MA
IN
St
ar
tu
p
pr
ocess 1
(
fix
ed
)
0x040002
H
D
U
T
L
_S
T
OP
T
er
mina
tio
n
pr
ocess
0x040003
H
D
U
T
L
_RS
UM
Rest
ar
t p
ro
cess
0x040004
H
D
U
T
L
_E
R
R
E
RROR h
an
dl
in
g
z
P
ro
ce
ssi
ng b
y
CP
M
S
(
exc
ep
ti
on
ha
nd
li
ng)
C
ode
val
ue
DHP-
dis
pl
a
ye
d
nam
e
T
race
poi
nt
D
A
T
A
1 D
A
T
A
2 D
A
T
A
3
D
A
T
A
4 D
A
T
A
5
0x050001
E
X
C
E
PT
IO
N
E
xc
ep
tio
n ha
nd
lin
g T
yp
e o
f e
xce
pti
on
0x050002
S
L
IH
_SR
ES
S
yst
em
r
eset
ex
ce
pt
io
n
N
M
I f
ac
to
r re
gis
te
r
Pr
og
ra
m
c
oun
ter
0x050005
S
L
IH
_SM
S
ys
te
m
ma
na
ge
me
nt
in
te
rr
up
t
ex
ce
pti
on
MS
W
re
gi
st
er
0x050007
S
L
IH
_HE
R
R
Se
ri
ou
s-
erro
r in
te
rr
up
t h
an
dlin
g
Se
ri
ou
s-
erro
r c
au
se
re
gis
te
r
Table 6-7 DHP Codes (1/4)
Summary of Contents for CMU LPQ520
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Page 28: ...v 6 4 Replacing the CMU Module 6 49 6 4 1 Replacing the module 6 49 6 5 Trouble Report 6 51 ...
Page 30: ...1 SPECIFICATIONS ...
Page 38: ...2 NAMES AND FUNCTIONS OF EACH PART ...
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Page 44: ...3 MOUNTING AND WIRING ...
Page 52: ...4 OPERATION ...
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Page 86: ...5 USER GUIDE ...
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Page 102: ...6 MAINTENANCE ...