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CS331-C246/Q370
► Internal I/O Ports
Expansion Slots
M.2 M Key
PCI Express x16
(x8 or x16 Signal)
PCI Express x16
(x8 or x16 Signal)
PCI Express x4
PCI Express x4
M.2 (M Key) Socket
The M.2 socket is the Next Generation Form Factor (NGFF) which is designed to support mul-
tiple modules and make the M.2 more suitable in application for solid-state storage.
PCI Express x16 Slot
Install PCI Express x16 graphics card, that comply to the PCI Express specifications, into the
PCI Express x16 slot. To install a graphics card into the x16 slot, align the graphics card above
the slot then press it down firmly until it is completely seated in the slot. The retaining clip of
the slot will automatically hold the graphics card in place.
PCI Express x4 Slot
Install PCI Express cards such as network cards or other cards that comply to the PCI Express
specifications into the PCI Express x4 slot.
Mini PCIe Socket
The full-size Mini PCIe socket supports USB/Mini PCIe/mSATA signals and is used to install a
Mini PCIe card. Mini PCIe and mSATA signals can be switched with the jumper JP9.
Chapter 2 - Hardware Installation
I C
Mini PCIe
(PCIe/mSATA/USB2.0)
► Internal I/O Ports
Battery
I C
The lithium ion battery addendum supplies power to the real-time clock and CMOS memory as
an auxiliary source of power when the main power is shut off.
Safety Measures
• There exists explosion hazard if the battery is incorrectly installed.
• Replace only with the same or equivalent type recommended by the manufacturer.
• Dispose of used batteries according to local ordinances.
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Battery
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