Installing the PSAX 2300 System
Installing the Common Equipment Modules
30
255-700-161
PacketStar
®
PSAX 2300 Multiservice Media Gateway Installation Guide
, Issue 4
Installing the Stratum 3–4 Modules
1
Remove the Stratum 3–4 module from its box and ESD packaging. Save these
materials for future use, if needed.
2
Loosen the screw in the ejector handle with a Phillips screwdriver.
3
Open the ejector handle on the bottom side of the module faceplate, and slide it
into slot
A
of the chassis. Ensure you position the module with the ejector handle
near the bottom edge of the chassis opening, as shown in Figure 15.
4
Press on both ends of the module faceplate, until the module is seated into the
backplane connector.
5
Engage the ejector to lock the module in place. Verify that the module is secure in
its slot.
6
Tighten the captive screw in the ejector handle using a Phillips screwdriver, as
shown in Figure 15.
7
Tighten the captive screw at the upper edge of the module using a Phillips screw-
driver, as shown in Figure 15.
WARNING:
!
Both screws must be properly secured to ensure proper module and backplane
connection and operation.
8
Repeat the previous steps to install the second (redundant) Stratum 3–4 module
into slot
B
.
9
After you complete this procedure, continue with the next section.
End
Installing the CPU4 or CPU2 Modules
The CPU4 or CPU2 module is installed in slots
16
and
17
. In a redundant application,
two CPU
n
modules are installed in the indicated slots in an active/standby configura-
tion. In a nonredundant application, a single CPU
n
module is installed in slot
16
and a
Blank I/O/CPU faceplates (separately orderable) is installed in slot
17
. Additional
blank faceplates can be ordered separately as described in Appendix B.
Figure 15. Installing the Stratum 3–4 Module
ACTIVE
CH DS3
FAIL
LOS
TX
RX
ACTIVE
DS3
ATM
FAIL
LOS
TX
RX
LOS
TX
RX
ACTIVE
OC-3c
(SM AQ)
FAIL
LOS
TX
RX
LOS
FAIL
CLK LOS
STRA
TUM
3 4
ACTIVE
UNLOCKED
LAMP TEST
