Acer Veriton Z4621G Service Manual page 22

4 USB 2.0 ports
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1 RJ45 LAN port
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1 DC power jack
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Side I/O connectors
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1 MS/SD/MMC card reader connector
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1 B-Cas card reader connector (BOM option; for Japan SKU only)
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2 audio jacks (MIC/Headphone)
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2 USB 2.0 or 3.0 connectors. (BOM option)
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On-board connectors
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1 ILM+SKT+BP for LGA 1155 CPU (assign by Acer)
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1 9Pin LCD Panel Power Supply Connector
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2 SO-DDR3 memory sockets
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1 90 Degree PCI-E 2.0 x16 Slot (Support low-profile Graphic Cards, single slot)
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2 mini-PCI Express 2.0 x1 slot
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3 SATA connectors
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1 4-pin CPU fan connector
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1 5pin USB 2.0 header for Bluetooth module connection
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1 4pin USB 2.0 header for touch function control board connection
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1 8pin USB 2.0 header for webcam module connection
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1 10Pin Front Panel (Power SW+LED)
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1 Jumper for clear CMOS
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1 20pin header for DVI signal-in form VGA card. (BOM option)
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1 30Pin LVDS Out header
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1 4Pin SATA Power Out (for HDD/ODD power)
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1 4Pin Speaker Connector
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1 3Pin CIR header (support RC6 / RCMM)
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1 on board buzzer
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Acer Hardware spec
Please follow:

Acer Desktop H/W Validation Request rev 2.7

Acer Motherboard EE Design Request v3.7
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1-14 Hardware Specifications and Configurations
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