Cisco ONS 15600 Reference Manual page 8

1.6 Customer Access Panel
Figure 1-7
The ONS 15600 CAP and CAP2 provide the following features:
• BITS T1 (100 ohm) interfaces via wire-wrap pins.
• Two Ethernet interfaces via RJ-45 connectors with internal transformer isolation.
An EIA/TIA-232 craft interface via DB-9 connectors. This interface is surge-protected and provides
•
EMI filtering. Two interfaces are provided for redundancy.
• Four audio alarm interfaces via a DB-15 connector that is surge-protected and EMI-filtered. The
audio alarm indication is provided by the Timing and Shelf Controller (TSC) card and this interface
can receive a signal to disable the audio alarm.
Cisco ONS 15600 Reference Manual, R8.0
1-8
Rear of the ONS 15600, Including the CAP/CAP2
Chapter 1 Shelf and Backplane Hardware