Symmetricom TimeProvider 1100 - Making Alarm Connections; Making Retimer Connections; Alarm Connector Pinout

097-58001-02 Revision C – August 2005 TimeProvider User’s Guide 63
Chapter 3 Installing the TimeProvider
Making Connections
Figure 3-15. Making Retimer Connections
Making Alarm Connections
To install alarm connections on the Input Module, use a customer-supplied DB-25
connector to build an alarm connection to the TimeProvider. Table 3-6 lists the
pinout for the DB-25 Alarm connector found on all the Input modules (except the
wire wrap version).
Table 3-6. Alarm Connector Pinout
Pin Description
1 No Connection
2 Minor Normally Closed (NC) Audible
3 Minor Common Audible
4 Minor NC Visual
5 Minor Common Visual
6 Major NC Audible
7 Major Common Audible
8 Major NC Visual
9 Major Common Visual