Power Supply; Led Indicators - Cisco ASR-920-8S4Z-PD Hardware Installation Manual

Cisco ASR 920-10SZ-PD and Cisco ASR-920-8S4Z-PD Routers Overview
Zero Touch Provisioning (ZTP) Button
The ZTP button on the front panel initiates the ZTP process on a short press of less than eight seconds. Pressing
the ZTP button for more than eight seconds causes a board reset.
For more information on ZTP, see Power and STAT LED section.
RS232 Auxiliary Console Port
The RS232 Aux console port provides transmission (Tx), reception (Rx), and ground (Gnd).
Note The RS232 Aux console port is enabled only through the Cisco-designed cable adapter from USB type A
cable to RJ-45 adapter cable.
Note This is a debug-only port. it is recommended that this port be used by field service engineers only.

Power Supply

The Cisco ASR 920-10SZ-PD and ASR-920-8S4Z-PD Routers support DC power supplies in a 1+1 redundant
configuration.
Note The power supply units are built-in and are not modular.
Table 1: Power Supply Specification
Specification
Voltage (DC only)
Current
Input Power
Note If a surge of more than 500 V is expected, add an appropriate external surge protective device.
Caution
In case of power supply failure, it is highly recommended to let a Cisco technician replace the router.

LED Indicators

This section describes the different types of LEDs and their behavior.
Cisco ASR 920-10SZ-PD and Cisco ASR-920-8S4Z-PD Aggregation Services Router Hardware Installation Guide
Value
24 V – 60 V
4A through a four-position connector
80 W
Zero Touch Provisioning (ZTP) Button
7