User`s guide
M A
G
M A
P
r
efa
c
e
v
♦
A
lw
a
ys
u
s
e
c
aut
i
on
w
hen hand
li
ng/ope
r
at
i
ng the
c
o
m
pute
r
.
On
l
y
qua
li
f
i
ed, e
x
pe
ri
en
c
ed, autho
ri
z
ed e
l
e
c
t
r
on
i
cs
pe
r
s
onne
l
s
hou
l
d a
cc
e
ss
the
i
nte
ri
o
r
of the
c
o
m
pute
r
.
T
he po
w
e
r
s
upp
li
e
s
p
r
odu
c
e h
i
gh
v
o
l
tage
s
and ene
r
g
y
ha
z
a
r
d
s
,
w
h
i
c
h
c
an
c
au
s
e
bod
il
y
ha
rm
.
♦
U
s
e e
x
t
r
e
m
e
c
aut
i
on
w
hen
i
n
s
ta
lli
ng o
r
r
e
m
o
v
i
ng
c
o
m
ponent
s
.
R
efe
r
to the
i
n
s
ta
ll
at
i
on
i
n
s
t
r
u
c
t
i
on
s
i
n th
i
s
m
anua
l
fo
r
p
r
e
c
aut
i
on
s
and p
r
o
c
edu
r
e
s
. If
y
ou ha
v
e an
y
que
s
t
i
on
s
,
p
l
ea
s
e
c
onta
c
t
M
ag
m
a
T
e
c
hn
i
c
a
l
Suppo
r
t.
WARN
I
N
G
Hi
gh
v
o
l
tage
s
a
r
e p
r
e
s
ent
i
n
s
i
de the e
x
pan
s
i
on
c
ha
ss
i
s
w
hen the
un
i
t
’
s
po
w
e
r
c
o
r
d
i
s
p
l
ugged
i
nto an e
l
e
c
t
ri
c
a
l
out
l
et.
Di
sc
onne
c
t the
po
w
e
r
c
o
r
d f
r
o
m
i
t
s
s
ou
r
c
e befo
r
e
r
e
m
o
v
i
ng the
sys
te
m
c
o
v
e
r
.
N
e
v
e
r
m
od
i
f
y
o
r
r
e
m
o
v
e the
r
ad
i
o f
r
equen
cy
i
nte
r
fe
r
en
c
e
s
h
i
e
l
d
i
ng f
r
o
m
y
ou
r
w
o
r
ks
tat
i
on o
r
e
x
pan
s
i
on un
i
t.
T
o do
s
o
m
a
y
c
au
s
e
y
ou
r
i
n
s
ta
ll
at
i
on
to p
r
odu
c
e e
mi
ss
i
on
s
that
c
ou
l
d
i
nte
r
fe
r
e
wi
th othe
r
e
l
e
c
t
r
on
i
c
equ
i
p
m
ent
i
n the a
r
ea of
y
ou
r
sys
te
m
.
Wh
e
n
Wo
rki
ng
I
n
si
d
e a
Co
m
put
er
Befo
r
e ta
k
i
ng
c
o
v
e
r
s
off a
c
o
m
pute
r
, pe
r
fo
rm
the fo
ll
o
wi
ng
s
tep
s
:
1.
T
u
r
n off the
c
o
m
pute
r
and an
y
pe
ri
phe
r
a
l
s
2.
Di
sc
onne
c
t the
c
o
m
pute
r
and pe
ri
phe
r
a
l
s
f
r
o
m
the
ir
po
w
e
r
s
ou
r
c
e
s
to p
r
e
v
ent e
l
e
c
t
ri
c
s
ho
ck
o
r
sys
te
m
boa
r
d da
m
age.
3.
Di
sc
onne
c
t an
y
te
l
ephone o
r
te
l
e
c
o
mm
un
i
c
at
i
on
s
li
ne
s
f
r
o
m
the
c
o
m
pute
r
.
In add
i
t
i
on, ta
k
e note of the
s
e
s
afet
y
gu
i
de
li
ne
s
w
hen app
r
op
ri
ate:
♦
T
o he
l
p a
v
o
i
d po
ss
i
b
l
e da
m
age to
sys
te
m
s
boa
r
d
s
,
w
a
i
t f
i
v
e
s
e
c
ond
s
afte
r
tu
r
n
i
ng off the
c
o
m
pute
r
befo
r
e
r
e
m
o
v
i
ng a
c
o
m
ponent,
r
e
m
o
v
i
ng a
sys
te
m
boa
r
d, o
r
d
i
sc
onne
c
t
i
ng a
pe
ri
phe
r
a
l
de
v
i
c
e f
r
o
m
the
c
o
m
pute
r
.
♦
W
hen
y
ou d
i
sc
onne
c
t a
c
ab
l
e, pu
ll
on
i
t
s
c
onne
c
to
r
o
r
on
i
t
s
s
t
r
a
i
n
-r
e
li
ef
l
oop, not on the
c
ab
l
e
i
t
s
e
l
f. So
m
e
c
ab
l
e
s
ha
v
e a
c
onne
c
to
r
wi
th
l
o
ck
i
ng tab
s
. If
y
ou a
r
e d
i
sc
onne
c
t
i
ng th
i
s
t
y
pe
of
c
ab
l
e, p
r
e
ss
i
n on the
l
o
ck
i
ng tab
s
befo
r
e d
i
sc
onne
c
t
i
ng the
c
ab
l
e. A
s
y
ou pu
ll
c
onne
c
to
r
s
apa
r
t,
k
eep the
m
e
v
en
l
y
a
li
gned