Usb Console Port Pinout; Usb Flash/Mem Port Pinout; Fiber-Optic Specifications - Cisco ASR 903 Hardware Installation Manual

Pinouts

USB Console Port Pinout

Table 5-8
Table 5-8
Pin
A1
A2
A3
A4
Note

USB Flash/MEM Port Pinout

Table 5-9
Table 5-9
Pin
A1
A2
A3
A4
Note
Note

Fiber-Optic Specifications

The specification for optical fiber transmission defines two types of fiber: single-mode and multimode.
Within the single-mode category, three transmission types are defined: short reach, intermediate reach,
and long reach. Within the multimode category, only short reach is available. For information about
optical SFP modules, see the documentation for the SFP module at
http://www.cisco.com/en/US/partner/products/hw/modules/ps5455/prod_installation_guides_list.html.
Cisco ASR 903 Router Hardware Installation Guide
5-6
summarizes the USB console port pinout.
Single USB Console Port
Signal Name
Vcc
D-
D+
Gnd
The USB Console port +5VDC is input and operates as an USB peripheral device.
summarizes the USB flash/MEM port pinout.
Single USB Flash/MEM Port
Signal Name
Vcc
D-
D+
Gnd
USB TYPE-A receptacle used.
The USB flash/MEM port +5VDC is output. We provide power for USB flash/MEM, and it
operates as a USB host device.
Direction Description
+5VDC (500mA)
Data -
Data +
Ground
Direction Description
+5VDC (500mA)
Data -
Data +
Ground
Chapter 5 Troubleshooting
OL-25178-04