Dell Latitude D630 User Manual

94 Troubleshooting
No sound from external speakers
ENSURE THAT THE SUBWOOFER AND THE SPEAKERS ARE TURNED ON — See the setup diagram supplied with
the speakers. If your speakers have volume controls, adjust the volume, bass, or treble to eliminate
distortion.
ADJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-right
corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
DISCONNECT HEADPHONES FROM THE HEADPHONE CONNECTOR — Sound from the speakers is automatically
disabled when headphones are connected to the computer’s front-panel headphone connector.
TEST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing it with another
device, such as a lamp.
ELIMINATE POSSIBLE INTERFERENCE — Turn off nearby fans, fluorescent lights, or halogen lamps to check
for interference.
REINSTALL THE AUDIO DRIVER — See "Reinstalling Drivers and Utilities" on page 102 .
RUN THE DELL DIAGNOSTICS — See "Dell Diagnostics" on page 75.
NOTE: The volume control in some MP3 players overrides the Windows volume setting. If you have been listening
to MP3 songs, ensure that you did not turn the player volume down or off.
No sound from headphones
CHECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is securely inserted into
the headphone connector.
ADJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-right
corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
Touch Pad or Mouse Problems
CHECK THE TOUCH PAD SETTINGS —
1 Click the Start button, click Control Panel , and then click Printers and Other Hardware .
2 Click Mouse .
3 Try adjusting the settings.
CHECK THE MOUSE CABLE — Shut down the computer. Disconnect the mouse cable, check it for damage,
and firmly reconnect the cable.
If you are using a mouse extension cable, disconnect it and connect the mouse directly to the computer.
TO VERIFY THAT THE PROBLEM IS WITH THE MOUSE, CHECK THE TOUCH PAD —
1 Shut down the computer.
2 Disconnect the mouse.
3 Turn on the computer.
4 At the Windows desktop, use the touch pad to move the cursor around, select an icon, and open it.

Dell Latitude D630 Specifications

General

Form factor	Clamshell
Product type	Laptop
Product color	Black, Grey
Memory slots	2x SO-DIMM
Internal memory	2 GB
Memory clock speed	667 MHz
Memory form factor	SO-DIMM
Internal memory type	DDR2-SDRAM
Maximum internal memory	4 GB
3D	No
AC adapter included	Yes
Disc types supported	CD, DVD
Storage media	HDD
Optical drive type	DVD Super Multi
Card reader integrated	-
Total storage capacity	80 GB
Number of HDDs installed	1
Pixel pitch	0.2373 x 0.2373 mm
Display diagonal	14.1 \
Display brightness	220 cd/m²
Display resolution	1280 x 800 pixels
Native aspect ratio	16:10
Maximum on-board graphics card memory	- GB
On-board graphics card dynamic frequency (max)	- MHz
Speaker power	2 W
Wi-Fi standards	802.11a, 802.11b, 802.11g
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
USB 2.0 ports quantity	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Pointing device	Touchpad
Operating system installed	Windows 7 Home Premium
Operating system architecture	64-bit
AC adapter frequency	50 - 60 Hz
AC adapter input voltage	100 - 240 V
Operating shock	143 G
Operating altitude	-15.2 - 3048 m
Non-operating shock	163 G
Operating vibration	0.66 G
Non-operating altitude	-15.2 - 10668 m
Non-operating vibration	1.3 G
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	0 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 90 %
Sustainability certificates	ENERGY STAR
Tcase	- °C
Bus type	FSB
Stepping	M0
Tjunction	100 °C
Processor cache	2 MB
Processor cores	2
Processor model	T7250
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor series	Intel Core 2 Duo T7000 Series
Processor socket	Socket 478
Processor codename	Merom
Processing Die size	143 mm²
Processor frequency	2 GHz
Processor cache type	L2
Configurable TDP-down	- W
Processor lithography	65 nm
Processor manufacturer	Intel
Processor front side bus	800 MHz
Thermal Design Power (TDP)	35 W
CPU multiplier (bus/core ratio)	10
Number of Processing Die Transistors	291 M
Processor code	SLA49
Processor ARK ID	31728
Processor package size	35 x 35 mm
Graphics & IMC lithography	- nm

Weight and Dimensions

Depth	238 mm
Width	337 mm
Height	32.3 mm
Weight	2270 g