Alcatel-Lucent 7750 SR-a4 - Replacing the Air Filter; Table 96 Air Filter Removal Features; Figure 68 Removing the Air Filter Carrier (Showing 7750 SR-A4)

Removing and Replacing an Air Filter
190 7750 SR-a4 and SR-a8 Installation Guide
Figure 68: Removing the Air Filter Carrier (showing 7750 SR-a4)
To remove the air filter:
Step 1. Grasp the grips on the filter carrier (Key 1 in Figure 68).
Step 2. Gently pull the filter carrier out of the chassis and place it on an antistatic surface.
Step 3. Remove the filter pad from the filter carrier.
Step 4. Clean or dispose of the filter, as required. Go to Replacing the Air Filter on page
190.
Replacing the Air Filter
The following procedure assumes that you have removed the filter carrier and filter media, as
described in Removing the Air Filter. Figure 69 shows how to replace the air filter in the
7750 SR-a4 chassis. Table 97 describes the features. The same method applies to the air filter
in the 7750 SR-a8 chassis.
Table 96: Air Filter Removal Features
Key Description
1 Grips, used to pull out the metal filter carrier. The metal carrier is held in place
in the chassis by magnets.
7750
SR
-
a4 Fan T
r
a
y
P
w
r
S
t
at
S
l
o
t
L
ay
o
u
t
1
/
1
X
P
1
/
2
1
/
3
1
/
4
1
CP
M
A
C
P
M
B
7
75
0
SR-
a
4
S
e
r
vic
e
Ro
u
te
r
P
w
r
S
t
at
P
wr
7
7
5
0
M
D
A
-
a
X
P
1
-
1
0
0
GB
-CF
P
S
t
at
L
nk
Pwr
7
7
5
0
MDA-a
2
0-
1GB-TX
S
t
a
t
L
n
k
1
A
c
t
2
L
n
k
3
A
ct
4
L
n
k
5
A
ct
6
L
n
k
7
A
c
t
8
L
n
k
9
A
ct
1
0
L
n
k
11
A
ct
12
L
n
k
13
Act
14
L
n
k
15
Act
16
L
n
k
17
Act
18
L
n
k
19
Act
20
Sy
ncE/15
8
8
A
lar
m
s
1
P
P
S
A
CO/
LT
Cr
i
t
i
c
a
l
Lnk
DTE
P
w
r
7
7
5
0
C
P
M-a
S
t
a
t
Co
n
s
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l
e
M
g
m
tO
ES
B
I
TS
C
om
pact
Fl
ash
DCE
Ac
t
Lnk
Ac
t
Ma
j
or Mi
nor
Sy
n
c
E/1
5
8
8
A
la
rm
s
1
PP
S
A
CO/
LT
Criti
c
a
l
Lnk
D
TE
P
w
r
7
7
5
0
C
P
M-a
S
t
at
Co
n
so
l
e
M
gmt
O
E
S
B
I
TS
C
om
pact
F
l
ash
DCE
A
c
t
Lnk
A
c
t
M
a
j
or
Minor
P
w
r
7750
SR
-
a
S
t
at
P
wr
S
t
a
t
7
7
5
0
M
D
A-aXP
1
0
-
1
0
G
B-
S
FP
+
1
0
Lnk Ac
t
9
Lnk
Ac
t
8
Lnk
A
c
t
7
Lnk
Ac
t
6
Lnk A
ct
5
Lnk A
ct
4
Lnk
A
ct
3
Lnk
Ac
t
2
Lnk Act
1
Lnk
Act
P
w
r
7
7
5
0
MDA-a
4
4
-
1
G
B-
CS
FP
/
S
FP
S
t
at
L
n
k
/
A
c
t
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
3
5
3
6
3
7
3
8
3
9
4
0
4
1
4
2
4
3
4
4
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
A
ir
F
ilt
er
A
c
c
es
s
77
5
0
S
R
-a
4
24587
1
1