Dell Inspiron 537 (Mid 2009) - Manual (Page 18)

16
Using Your Inspiron™ Desktop
Back View Features
1
2
4
5
3
1 Power connector — For power cable
connection. Appearance may vary.
2 Voltage selector switch — For selecting
the voltage rating.
3 Power supply diagnostic light —
Indicates power availability for power
supply.
Green light — Power is available for •
the power supply.
No light — Power is not available or
•
the power supply is not working.
NOTE: The power supply diagnostic
light may not be available on some
models.
4 Back panel connectors — Plug USB,
audio, and other devices into the
appropriate connector.
5 Expansion card slots — Access
connectors for any installed PCI and
PCI express cards.