1

Locator LED/Locator button: white

8

Overtemperature LED: amber

2

Service Required LED: amber

9

Serial number

3

Main Power/OK LED: green

10

USB 2.0 connectors (2)

4

Power button

11

HD-15 video connector

5

SP OK/Fault LED: green/amber

12

SATA DVD drive

6

Service Required LEDs (3) for Fan Module (FAN), Processor (CPU) and Memory: amber

13

Drive 0-5 (bottom to top)

7

Power Supply (PS) Fault (Service Required) LED: amber