Cisco 1240 Hardware Installation Manual page 40

Hardware Features Detailed Description
D E C . 2 0 1 1 — E F T R E V I E W D R A F T — C I S C O C O N F I D E N T I A L
Figure 2-21
The router features two standard USB 2.0 ports for connecting and powering optional USB peripheral
devices. These ports also support USB devices that are powered by an external source, such as an AC
adapter or batteries, when the connected device consumes 2.5 or less power per port.
These ports are labeled as follows (see
•
The USB ports operate at the following speeds:
•
•
•
Connection Considerations
•
•
Specifications
Specification
USB Port Type
USB Device Types Supported
Power Output
Cisco 1240 Connected Grid Router Hardware Installation Guide
2-28
Router USB Ports
1 2
1 Mbps
12 Mbps
480 Mbps
Depending on the USB devices you connect to these ports, you might require a USB extension cable
to connected devices to these ports.
To prevent connected USB devices from being stolen or accidently removed, secure any connected
USB device with a locking mechanism designed for this purpose
Figure 2-21)
Description
Type A
USB 1.1, USB 2.0
2.5W (+5V +/-5% @ 500mA) per port
Chapter 2 Router Hardware Description
OL-12345-01