DELL inspiron 4100 User Manual

							Hybrid Cooling Fan: Dell Inspiron 4150 
 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/fan.htm (3 of 3) [2/28\
/2004 7:29:47 AM] 
						

							Reserve Battery: Dell Inspiron 4150 
Back to Contents Page 
Reserve Battery 
Dell™ Inspiron™ 4150 
Removing the Reserve Battery 
NOTICE: The reserve battery provides power to the computers RTC and 
NVRAM when the computer is turned off. Removing the battery causes the 
computer to lose the date and time information as well as all user-speci\
fied 
parameters in the BIOS. If possible, make a copy of this information bef\
ore you 
remove the reserve battery. 
NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and remove any installed batteries. 
NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by 
touching an unpainted metal surface on the computer. 
NOTICE: Read Preparing to Work Inside the Computer before performing the 
following procedure. 
1.  Remove the 
hard drive. 
2.  Remove the 
keyboard. 
3.  Disconnect the reserve battery cable from the system board connector. 
4.  Pry the reserve battery free from the system board. The reserve battery \
is  attached to the system board with a piece of adhesive tape. 
5.  Remove any remnants of the adhesive tape from the EMI shield. 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/rsrvbatt.htm (1 of 3) \
[2/28/2004 7:29:48 AM] 
						

							Reserve Battery: Dell Inspiron 4150 
 
1 reserve battery
2 reserve battery tray
3 reserve battery cable
4 reserve battery 
connector
5 speaker cable
6 opening for reserve 
battery cable
Replacing the Reserve Battery 
1.  Connect the reserve battery cable to the system board connector, and the\
n 
route the battery cable through the opening in the EMI shield to the bat\
tery 
tray. 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/rsrvbatt.htm (2 of 3) \
[2/28/2004 7:29:48 AM] 
						

							Reserve Battery: Dell Inspiron 4150 
2.  Remove the backing from the adhesive on the bottom of the reserve batter\
y, and press the battery into place in the battery tray. 
3.  
Update the BIOS using the flash BIOS update program CD. 
Back to Contents Page
 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/rsrvbatt.htm (3 of 3) \
[2/28/2004 7:29:48 AM] 
						

							Speakers: Dell Inspiron 4150 
Back to Contents Page 
Speakers 
Dell™ Inspiron™ 4150 
Removing the Speaker Assemblies 
NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and remove any installed batteries. 
NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by 
touching an unpainted metal surface on the computer. 
NOTICE: Read Preparing to Work Inside the Computer before performing the 
following procedure. 
The speakers are located on the front-left and front-right sides of the \
bottom case. 
Take note of the speaker and antenna wire routing so that you can replac\
e them 
properly under their routing clips.
file:///F|/Service%20Manuals/Dell/Inspiron/4150/speakers.htm (1 of 6) \
[2/28/2004 7:29:49 AM] 
						

							Speakers: Dell Inspiron 4150 
 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/speakers.htm (2 of 6) \
[2/28/2004 7:29:49 AM] 
						

							Speakers: Dell Inspiron 4150 
 
1 right speaker
2 palm-rest screw post
3 bottom case holders (2)
4 left speaker
file:///F|/Service%20Manuals/Dell/Inspiron/4150/speakers.htm (3 of 6) \
[2/28/2004 7:29:49 AM] 
						

							Speakers: Dell Inspiron 4150 
 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/speakers.htm (4 of 6) \
[2/28/2004 7:29:49 AM] 
						

							Speakers: Dell Inspiron 4150 
1antenna cable 7antenna cable
2 speaker interface cable 8right speaker holder
3 in-line connector 9mounting ring
4 left speaker 10right speaker
5 mounting ring 11speaker interface cable
6 left speaker holder   
1.  Remove the 
hard drive. 
2.  Remove the 
keyboard. 
3.  Remove the 
display. 
4.  Remove the 
palm rest. 
5.  Disconnect the speaker interface cable connectors. (Do not attempt to  disconnect the antenna cables.) 
NOTICE: Do not pull the antenna wire when removing the speaker. 
NOTICE: Handle the speaker assemblies and speakers with care to avoid 
damaging the speaker cones. 
6.  Remove the speaker assemblies by pulling them straight up and out of the\
  bottom case. 
7.  Remove the speakers from the holders by sliding the speakers out the bot\
tom of  the holders. 
HINT: The left speaker has an in-line connector, and its antenna cable is long\
er 
than the antenna cable of the right speaker. 
Replacing the Speaker Assemblies 
1.  Slide the new speaker into its holder so that the speaker faces outward \
(toward the speaker grill on the side of the computer) when the speaker assembl\
y is 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/speakers.htm (5 of 6) \
[2/28/2004 7:29:49 AM] 
						

							Speakers: Dell Inspiron 4150 
installed. 
2.  Place the mounting ring over the front palm-rest screw post. 
NOTICE: Ensure that the speaker wires are routed securely under their 
mounting clips. 
3.  Slide the speaker assembly down into the bottom case. 
Back to Contents Page
 
file:///F|/Service%20Manuals/Dell/Inspiron/4150/speakers.htm (6 of 6) \
[2/28/2004 7:29:49 AM]