ASROCK J3455B-ITX Quick Start Manual page 4

No. Description
1 2 x 204-pin DDR3L SO-DIMM Slots (DDR3_A1, DDR3_B1)
2 CPU Fan Connector (CPU_FAN1)
3 ATX Power Connector (ATXPWR1)
4 TPM Header (TPMS1)
5 SATA3 Connector (SATA3_1)
6 System Panel Header (PANEL1)
7 Chassis Fan Connector (CHA_FAN1)
8 Chassis Speaker Header (SPEAKER1)
9 USB 3.0 Header (USB3_1_2)
10 USB 2.0 Header (USB4_5)
11 USB 2.0 Header (USB2_3)
12 Clear CMOS Jumper (CLRMOS1)
13 COM Port Header (COM2)
14 Chassis Intrusion Header (CI1)
15 SATA3 Connector (SATA3_2)
16 Front Panel Audio Header (HD_AUDIO1)
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