Chapter 1: Product Overview 1-27
Restrictions for USB Devices if Using S3 Standby
If S3 Standby state is desired, there are certain restrictions on connecting certain USB
peripherals.
Restrictions on 7409 USB Ports:
If a Restricted Device is
plugged into Port:
An S3 Wake Devi ce can
NOT be plugged into Port:
A
B
B
A
C
D
D
C
E
F
F
E
Note:
The restrictions only apply if it is desired to put the unit in S3 standby state.
Restricted Devices
Sankyo DIP MSR, ICM330
‐
3R1395 (7409
‐
K250, 7409
‐
K360)
Honeywell Imaging Scanner, MS4980 (7409
‐
K310)
Any USB device powered by an RS
‐
232 port
USB Devices Capable of Waking the 7409 from an S3 State
USB Keyboard
USB Mouse
Reasons for the Restricti ons
USB ports share UHCI host controllers in the Southbridge.
All external USB ports on the 7409 are powered by 5VSB and kept ON during S3
Standby.
Some USB peripherals are powered by the RS
‐
232 port (either 5V or 12V).
Ways Aroun d this Issue
Adhere to the Restriction Guidelines provided above.
In Windows, disable the S3 Wake Device’s ability to wake the unit from Standby.
Power the Restricted Devices from an external power source instead of the RS
‐
232 ports.
Summary of Contents for Self Serv 60
Page 43: ...1 34 Chapter 1 Product Overview...
Page 69: ...3 10 Chapter 3 BIOS Settings...
