Converting IP-PNC port networks with simplex control to duplicated control
1192 Upgrading, Migrating, and Converting Media Servers and Gateways
Figure 95: Removing ground plate and upper and lower rear covers (SCC1 shown)
2. Remove the TN2182 Tone Clock circuit pack from the new standby carrier (B). Place the
circuit pack in an antistatic carrier.
3. Use the pass through tool to feed the long ribbon cable through media gateway A. See
Figure 96: Ribbon cable placement using the pass through tool
on page 1193.
Figure notes:
1. Media Gateway B
2. Media Gateway A
3. Upper rear cover
4. Ground plate
5. Lower rear cover
A
L
A
R
M
S
E
M
E
R
T
R
M
A
J
M
I
N
W
R
N
A
C
K
O
N
OFF
AU
T
O
C
L
K
S
E
R
V
I
C
E
N
E
T
W
O
R
K
A
L
A
R
M
S
E
M
E
R
T
R
M
A
J
M
I
N
W
R
N
A
C
K
O
N
OFF
AU
T
O
C
L
K
S
E
R
V
I
C
E
N
E
T
W
O
R
K
TERM
1
7
AU
X
1
9
1
0
A
L
A
R
M
S
E
M
E
R
T
R
M
A
J
M
I
N
W
R
N
A
C
K
O
N
O
FF
AUTO
C
L
K
S
E
R
V
I
C
E
N
E
T
W
O
R
K
18
1
1
0
1
1
A
L
A
R
M
S
E
M
E
R
T
R
M
A
J
M
I
N
W
R
N
A
C
K
O
N
OFF
AU
T
O
C
L
K
S
E
R
V
I
C
E
N
E
T
W
O
R
K
A
L
A
R
M
S
E
M
E
R
T
R
M
A
J
M
I
N
W
R
N
A
C
K
O
N
O
FF
AUTO
C
L
K
S
E
R
V
I
C
E
N
E
T
W
O
R
K
cadscat1 KLC 032602
1
2
3
4
5