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DELL™ PRECISION™ TOWER 3620 , TOWER 3420 TECHNICAL GUIDEBOOK
EX TER NAL CH ASS IS VIE WS— SMA L L FOR M FA C TOR
FRONT VIEW
1
Optical Drive
2
Optical Drive Eject
Button
3
Power Button, Power
Light
4
USB 3.0 Connectors (2)
5
USB 2.0 Connector
BACK PANEL CONNECTORS
1
Line-out Connector
VGA Connector
2
(Optional)
3
PS2_Mouse Connector
4
Link Integrity Light
5
Network Connector
6
Network Activity Light
6
USB 2.0 Connector with Power
Share Function
7
Universal Audio Jack
8
Card Reader Opening
9
HDD Drive Activity Light
7
HDMI Connector
8
Display Port Connectors(2)
9
Serial Connector
10 PS2_Keyboard Connector
11 USB3.0 Connectors (4)
USB2.0 Connectors (2) with
12
Smart Power on
BACK VIEW
10
Padlock Ring
11
Kensington / Noble
Security Cable Slot
12
Power Supply Diagnos-
tic Button
13
Back Panel Connectors
14
Expansion Card Slots
(2)
15
Power Connector
16
Power Supply Diag-
nostic Light
5
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