IBM 4910-33D Installation Guide - Page 21

Description, Table 6. Rear connector icons and descriptions USB continued

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March 2009 Product introduction Table 6. Rear connector icons and descriptions (USB) (continued) Icon Description Ethernet LAN cable port Microphone port Audio input port Port for audio output, such as self-amplified speakers or headphones Power cord inlet connector USB, 12V powered port B 12V USB, 24V powered port A 24V Cash drawer port Indicates that USB wake devices are supported when attached to this port Security screw location This symbol indicates the location where a security screw can be optionally installed by a customer to protect access to the inside of the system unit. (IBM does not provide this screw.) The screw is an M3 and can protrude into the unit for 6 to 9 mm. The screw head needs to be a pan head or the equivalent. The screw head outside diameter is to be 8 mm maximum, and the screw head height can be up to 3.5 mm. Chapter 1. Introduction 7

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Table 6. Rear connector icons and descriptions (USB) (continued)
Icon
Description
Ethernet LAN cable port
Microphone port
Audio input port
Port for audio output, such as self-amplified speakers or
headphones
Power cord inlet connector
B
12V
USB, 12V powered port
A
2
4V
USB, 24V powered port
Cash drawer port
Indicates that USB wake devices are supported when attached to
this port
Security screw location
This symbol indicates the location where a security screw can be
optionally installed by a customer to protect access to the inside
of the system unit. (IBM does not provide this screw.) The screw
is an M3 and can protrude into the unit for 6 to 9 mm. The screw
head needs to be a pan head or the equivalent. The screw head
outside diameter is to be 8 mm maximum, and the screw head
height can be up to 3.5 mm.
Product introduction
March 2009
Chapter 1. Introduction
7