Dell PRECISION 3620 - TOWER 3420 MOTHERBOARD LAYOUT; TOWER 3420 System Board Components

DELL™ PRECISION™ TOWER 3620 , TOWER 3420 TECHNICAL GUIDEBOOK
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MOTHERBOARD LAYOUT
TOWER 3420 System Board Components
Number Name Number Name
1 P1 Power Connector (ATX_SYS) 14 PCIe x4 Connector(SLOT1)
2 SERVICE_MODE Jumper (SERVICE_MODE) 15 System Fan Connector (FAN_SYS)
3 SATA 2 Connector (SATA2) (Black color) 16 Media Card Reader Connector (MCR)
4 SATA 0 Connector (SATA0) (Blue color) 17 Power Switch Connector (PWR_SW)
5 Internal Speaker Connector (INT_SPKR) 18 M.2 NGFF Card Slot (SLOT3_M.2)
6 HDD_ODD_Power Cable Connector (SATA_PWR) 19 PWCLR Jumper (PWCLR)
7 Connector for WLAN Caddy card Clink cable 20
Memory Connectors(DIMM1, DIMM2,
DIMM3, DIMM4)
8 SATA 1 Connector (SATA1) (White color) 21 CPU Fan Connector (FAN_CPU)
9 PCH chip (N/A) 22 CPU Socket (XU1)
10 Baery Connector (BATTERY) 23 VGA Connector (VGA)
11 Thunderbolt Header (TBT) 24 Intrusion Switch Connector (INTRUDER)
12 CMCLR Jumper (CMCLR) 25 P2 Power Connector (ATX_CPU)
13 PCIe x16 Connector (SLOT2)