Dell bpcwcsn_5 - OptiPlex - 740 User Manual page 35

Key Combinations
<F12> or <Ctrl><Alt><F8>
<Ctrl><n>
<Ctrl><Enter>
Controls and Lights
Power control
Power light (within the power
button)
Hard-drive access light
Link light (on front panel)
Link integrity light (on integrated
network adapter)
Activity light (on integrated network
adapter)
Diagnostic lights
Standby power light
Power
DC power supply:
Wattage
Heat dissipation
Voltage
Backup battery
displays a boot device menu that allows the user to enter a device
for a single boot (during start-up only) as well as options to run
hard-drive and system diagnostics
starts the RAID setup menu if RAID is turned on in the system
setup program
disables computer password at start-up (after correct password is
entered)
front of chassis - push button
green light — Blinking green indicates sleep mode; solid green
indicates power-on state.
amber light — Blinking amber indicates a problem with an
installed device; solid amber indicates an internal power problem
(see "Power Problems" on page 321).
front panel - green
front panel - solid green light indicates network connection
rear panel - green light for 10-Mb operation; orange light for 100-
Mb operation; yellow light for a 1000-Mb (1-Gb) operation
rear panel - yellow blinking light
front panel - four lights on the front panel. See "Diagnostic Lights"
on page 330.
AUX_PWR on the system board
305 W
1040.7 BTU/hr maximum
manual selection power supplies—90 to 135 V at 50/60 Hz; 180 to
265 V at 50/60 Hz
3-V CR2032 lithium coin cell
Mini Tower Computer
35