Table 4-1 Power Management State Changes
Starting State Event Resulting State
Unplugged AC power is connected to a wall outlet and the
last recorded power state was not the ON state.
NOPOWER
NOPOWER The operator presses the power button for less
than 1 second.
ON
NOPOWER The operator presses the power button for
more than 4 seconds.
ON
NOPOWER A server application sends a Wake On LAN
command.
ON
NOPOWER AC power fails and then is restored. NOPOWER*
ON The operator presses the power button for
more than 4 seconds.
NOPOWER
ON The application shuts down the workstation. NOPOWER
ON The Client Application Loader sends a Restart
command.
NOPOWER and then ON
ON AC power fails and then is restored. ON
*Based on the default BIOS power settings.
Power Considerations for Peripheral Devices
The following table specifies the I/O port or connectors, their related power bus, and
the power consumed by the port, depending on BIOS or Diagnostics Utility
configurations. Use the table when considering peripherals.
Table 4-2 Port Power Specifications
Port or Connector Available Power Capability
12V Power Output +12V @ 2.5A (30W)
12V Power USB Header +12V @ 1.5A (18W)
Series 2 Cash Drawer Can be configured as +24V or +12V, with a
shared 1A rating
USB 2.0 +5V @ 0.5A (2.5W)
Customer Display +5V @ 1.5A (7.5W)
High Speed USB +5V @ 0.9A (4.5W)
24V Power USB +24V @ 3.5A (84W)
RJ-45 Powered Serial Can be configured as:
• +5V @ 1.0A (5W)
• +9V @ 1.0A (9W)
• +12V @ 1.0A (12W)
Micro USB +5V @ 0.5A (2.5W)
Chapter 4
Power Considerations for Peripheral Devices
4-2
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