Cisco ASR 1001, Hardware Installation Manual

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Description Direction Signal Pin
Data Set Ready/Data
Carrier Detect Input DSR/DCD 7
Clear to Send Input CTS 8
Cisco ASR 1004 Router BITS Port Signals and Pinouts
The following table lists the pinouts of the front panel Building Integrated Timing Supply (BITS) RJ45 port.
Table 108: BITS RJ-45 Receptacle Pinouts for Cisco ASR 1004 Router
Description Direction Signal Pin
Receive Ring Input RX Ring 1
Receive TIP (T1/E1) Input RX TIP 2
— — N/C 3, 4
— Unused TX Ring 5
— Unused TX TIP 6
— — N/C 7,8
Cisco ASR 1004 Router DB-25 Pinout Assignments for Alarm Relays
The following table lists the common, normally open, and normally closed relay contacts accessible to an
external alarm monitoring facility by means of the DB-25 connector.
For more information about the DB-25 alarm connector, see Cisco ASR 1006 Router DB-25 Pinout Assignments
for Alarm Relays, on page 620 .
Table 109: Cisco ASR 1004 Router DB-25 Alarm Connector Pinout Assignments
SPARE Normally Closed
(NC) Normally Open
(NO) Common
(CM) Description Signal
— 14 1 2 Critical Audible
Alarm CRTAA
— 15 3 16 Major Audible
Alarm MAJAA
Cisco ASR 1000 Series Router Hardware Installation Guide
624
Cisco ASR 1000 Series Router Specifications
Cisco ASR 1004 Router BITS Port Signals and Pinouts