Alcatel-Lucent 7705 - Example

Making External Synchronization Connections
126 7705 SAR-M Chassis Installation Guide
Making External Synchronization Connections
The 7705 SAR-M provides 1.0/2.3 DIN connectors for external synchronization input and
output. Figure 30 shows the location of the Sync In and Sync Out connectors. Table 25
describes the location of the Sync In and Sync Out connectors.
Figure 30: External Synchronization Input and Output Connectors
Hardware required:
• shielded DIN cable with 1.0/2.3 coaxial connector
Shielded cable must be used to maintain EMC compliance.
Connecting an External Synchronization Input
To connect an external synchronization source input to the router:
Step 1. Attach one end of the synchronization cable to the Sync In connector on the
7705 SAR-M.
Step 2. Attach the other end of the synchronization cable to the external synchronization
source.
Crit.
7705 SAR-M
Maj.
Min.
Stat
ACO/
LT
External Alarms
Max, 50 mA
-48/+24 VDC
Mgmt
To D
Lnk Act
Sync In
Sync Out
1
T1/E1 Ports
Stat
3
Stat
5
Stat
7
Stat
9
Stat
11
Stat
13
Stat
15
Stat
2 16
BATT A
BATT B
+Batt A -Batt A +Batt B -Batt B
Console
Link
Act
7
Link
Act
6
Link
Act
5
4321
Link
Act
Link
Act
Link
Act
Link
Act
21111
1
2
Table 25: External Synchronization Input and Output Descriptions
Key Description
1 Sync Out Connector
2 Sync In Connector