Dell OptiPlex 755 - Manual (Page 37)

Quick Reference Guide
37
Small Form Factor Computer
System Views
Front View
RTCRST The real-time clock has not been
reset.
The real-time clock is being reset
(jumpered temporarily).
jumpered unjumpered
1 USB 2.0
connectors (2) Use the front USB connectors for devices that you connect
occasionally, such as joysticks or cameras, or for bootable
USB devices (see "System Setup" in the User’s Guide for
more information about booting to a USB device).
It is recommended that you use the back USB connectors
for devices that typically remain connected, such as
printers and keyboards.
Jumper Setting Description
8 9
3
5
1
4
6
11 10
2
7