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2.4 Expansion Slots
There are 4 PCI Express slots, 3 M.2 sockets and 1 SIM socket on this mother-
board.
PCIE slots:
PCIE1 (PCIE 3.0 x16 slot) is used for PCI Express x16 lane width cards.
PCIE2 (PCIE 3.0 x4 slot) is used for PCI Express x4 cards.
PCIE3 (PCIE 3.0 x16 slot) is used for PCI Express x8 lane width cards.
PCIE4 (PCIE 3.0 x4 slot) is used for PCI Express x4 cards.
* PCIE1/PCIE2: single at x16 (PCIE1); dual at x8 (PCIE1) / x8 (PCIE3).
* PCIE1: Support riser card x8/x8, x8/x4/x4.
SIM socket:
1 x SIM socket connected to M.2 key B.
M.2 sockets:
1 x M.2 (Key M, 2242/2260/2280) with SATA and PCIe x4 f or SSD.
* Shared with SATA3_5/SATA3_6 Ports.
* When using M.2 PCIe x4 S SD, both SATA3_5 and SATA_6 Ports are
disabled.
* When using M.2 SA TA SSD, only SATA3_5 Port is disabled, and
SATA3_6 Port is available.
1 x M.2 (Key E, 2230) with PCIe x1, USB 2.0 and CNVio for Wireless.
1 x M.2 (Key B, 3042/3052) with PCIe x1/USB 3.0/USB2.0 and SIMo for
4G/5G.
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