Chapter 2 Product Overview
16 Reference Manual LittleBoard 550
Q2
Q1
U30
U28
Q13 Q14
U39
Q3
U13
F4
F2
F3 F1
Y4
Y2
Y3
Q4
D7
D6
D4D8
USB1 Fuse (F2)
USB3 Fuse (F4)
USB2 Fuse (F3)
USB0 Fuse (F1)
Super I/O
Controller (U13)
LB550_02a
Figure 2-6. Component and Fuses Locations (Bottom view)
Specifications

Physical Specifications

Table 2-7 gives the physical dimensions of the board and Figures 2-7 and 2-8 give the mounting
dimensions and pin-1 connector locations.
Table 2-7. Weight and Footprint Dimensions
Item Dimension
Weight 0.323kg. (0.712lbs.)
Height (overall) 25.37mm (0.999”)
Width 146mm (5.75”)
Length 203mm (8.0”)
Thickness 2.36mm (0.093”)
NOTE Overall height is measured from the
upper board surface to the highest
permanent component (battery in
socket) on the upper board surface.
This measurement does not include
the various heatsinks for the CPUs or
DIMM sizes inserted into the socket.
The heatsinks or DIMMs could
increase this dimension.