dell latitude d505 series User Manual
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![Page 66
Base Latch: Dell Latitude D505 Series Service Manual
1 base latch U2983
2 release button
3 securing clips (2)
3 computer base
Back to Contents Page
file:///F|/Service%20Manuals/Dell/Latitude/d505/latch.htm (2 of 2) [2/\
28/2004 8:13:55 AM]](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-65.png "Page 66
Base Latch: Dell Latitude D505 Series Service Manual
1 base latch U2983
2 release button
3 securing clips (2)
3 computer base
Back to Contents Page
file:///F|/Service%20Manuals/Dell/Latitude/d505/latch.htm (2 of 2) [2/\
28/2004 8:13:55 AM]")
![Page 67
Fan: Dell Latitude D505 Series Service Manual
Back to Contents Page
Fan
Dell™ Latitude™ D505 Series Service Manual
CAUTION: Before performing the following procedures, read the safety
instructions in your System Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (\
such as
the back panel) on the computer.
1. Follow the instructions in
Preparing to Work Inside the Computer.
2....](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-66.png "Page 67
Fan: Dell Latitude D505 Series Service Manual
Back to Contents Page
Fan
Dell™ Latitude™ D505 Series Service Manual
CAUTION: Before performing the following procedures, read the safety
instructions in your System Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (\
such as
the back panel) on the computer.
1. Follow the instructions in
Preparing to Work Inside the Computer.
2....")
![Page 68
Fan: Dell Latitude D505 Series Service Manual
1 M2.5 x 8-mm screws (2) 3R690
2 fan J1043
3 fan cable connector
4 system board connector
6. Remove the two M2.5 x 8-mm screws from the fan, and pull the fan away fr\
om the system board.
Back to Contents Page
file:///F|/Service%20Manuals/Dell/Latitude/d505/fan.htm (2 of 3) [2/28\
/2004 8:13:55 AM]](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-67.png "Page 68
Fan: Dell Latitude D505 Series Service Manual
1 M2.5 x 8-mm screws (2) 3R690
2 fan J1043
3 fan cable connector
4 system board connector
6. Remove the two M2.5 x 8-mm screws from the fan, and pull the fan away fr\
om the system board.
Back to Contents Page
file:///F|/Service%20Manuals/Dell/Latitude/d505/fan.htm (2 of 3) [2/28\
/2004 8:13:55 AM]")
![Page 69
Fan: Dell Latitude D505 Series Service Manual
file:///F|/Service%20Manuals/Dell/Latitude/d505/fan.htm (3 of 3) [2/28\
/2004 8:13:55 AM]](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-68.png "Page 69
Fan: Dell Latitude D505 Series Service Manual
file:///F|/Service%20Manuals/Dell/Latitude/d505/fan.htm (3 of 3) [2/28\
/2004 8:13:55 AM]")
![Page 70
System Board: Dell Latitude D505 Series Service Manual
Back to Contents Page
System Board
Dell™ Latitude™ D505 Series Service Manual
Removing the System Board
CAUTION: Before performing the following procedures, read the safety
instructions in your System Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (\
such as
the back panel) on the computer.
The system boards BIOS chip contains...](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-69.png "Page 70
System Board: Dell Latitude D505 Series Service Manual
Back to Contents Page
System Board
Dell™ Latitude™ D505 Series Service Manual
Removing the System Board
CAUTION: Before performing the following procedures, read the safety
instructions in your System Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (\
such as
the back panel) on the computer.
The system boards BIOS chip contains...")
![Page 71
System Board: Dell Latitude D505 Series Service Manual
8. Remove the speakers.
9. Remove the two M2.5 x 5-mm screws labeled B.
1 M2.5 x 5-mm screws labeled B (2) 63PDH
2 system board W3344
10. Turn over the computer and remove the four M2 x 4-mm screws labeled B \
that secure the system board to the computer base.
file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (2 of 5) \
[2/28/2004 8:13:57 AM]](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-70.png "Page 71
System Board: Dell Latitude D505 Series Service Manual
8. Remove the speakers.
9. Remove the two M2.5 x 5-mm screws labeled B.
1 M2.5 x 5-mm screws labeled B (2) 63PDH
2 system board W3344
10. Turn over the computer and remove the four M2 x 4-mm screws labeled B \
that secure the system board to the computer base.
file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (2 of 5) \
[2/28/2004 8:13:57 AM]")
![Page 72
System Board: Dell Latitude D505 Series Service Manual
1 M2 x 4-mm screws labeled B (4) 98MKC
11. Gently push down near the middle of the back plastic computer base so th\
at the two system-board securing clips clear their slots, and then pull out the\
system
board.
file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (3 of 5) \
[2/28/2004 8:13:57 AM]](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-71.png "Page 72
System Board: Dell Latitude D505 Series Service Manual
1 M2 x 4-mm screws labeled B (4) 98MKC
11. Gently push down near the middle of the back plastic computer base so th\
at the two system-board securing clips clear their slots, and then pull out the\
system
board.
file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (3 of 5) \
[2/28/2004 8:13:57 AM]")
![Page 73
System Board: Dell Latitude D505 Series Service Manual
1 system-board securing clips (2)
Installing the System Board
1. Follow all of the steps in Removing the System Board in reverse order.
NOTICE: Before turning on the computer, replace all screws and ensure that no
stray screws remain inside the computer. Failure to do so may result in \
damage
to the computer.
2. Turn on the computer.
NOTE: After replacing the system board, enter the computer Service Tag into
the BIOS of the replacement...](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-72.png "Page 73
System Board: Dell Latitude D505 Series Service Manual
1 system-board securing clips (2)
Installing the System Board
1. Follow all of the steps in Removing the System Board in reverse order.
NOTICE: Before turning on the computer, replace all screws and ensure that no
stray screws remain inside the computer. Failure to do so may result in \
damage
to the computer.
2. Turn on the computer.
NOTE: After replacing the system board, enter the computer Service Tag into
the BIOS of the replacement...")
![Page 74
System Board: Dell Latitude D505 Series Service Manual
into the appropriate drive. Follow the instructions that appear on the s\
creen.
Back to Contents Page
file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (5 of 5) \
[2/28/2004 8:13:57 AM]](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-73.png "Page 74
System Board: Dell Latitude D505 Series Service Manual
into the appropriate drive. Follow the instructions that appear on the s\
creen.
Back to Contents Page
file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (5 of 5) \
[2/28/2004 8:13:57 AM]")
![Page 75
Flashing the BIOS: Dell Latitude D505 Series Service Manual
Back to Contents Page
Flashing the BIOS
Dell™ Latitude™ D505 Series Service Manual
1. Ensure that the AC adapter is plugged in and that the main battery is in\
stalled properly.
NOTE: If you use a BIOS update program CD to flash the BIOS, set up the
computer to boot from a CD before inserting the CD.
2. Insert the BIOS update program floppy disk or CD, and turn on the comput\
er.
Follow the instructions that appear on the screen. The...](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-74.png "Page 75
Flashing the BIOS: Dell Latitude D505 Series Service Manual
Back to Contents Page
Flashing the BIOS
Dell™ Latitude™ D505 Series Service Manual
1. Ensure that the AC adapter is plugged in and that the main battery is in\
stalled properly.
NOTE: If you use a BIOS update program CD to flash the BIOS, set up the
computer to boot from a CD before inserting the CD.
2. Insert the BIOS update program floppy disk or CD, and turn on the comput\
er.
Follow the instructions that appear on the screen. The...")
![Page 76
Pin Assignments for I/O Connectors: Dell Latitude D505 Series Service Ma\
nual
Back to Contents Page
Pin Assignments for I/O Connectors
Dell™ Latitude™ D505 Series Service Manual
USB Connector
Video Connector
Parallel Connector
S-Video TV-Out Connector
Serial Connector
IEEE 1394 Connector
USB Connector
Pin Signal
1 USB5V+
2 USBP–
3 USBP+
4 GND
Video Connector
file:///F|/Service%20Manuals/Dell/Latitude/d505/pinouts.htm (1 of 5) [\
2/28/2004 8:13:57 AM]](http://img.usermanuals.tech/thumb/19/48094/w64_dell-latitude-d505-series-service-manual-75.png "Page 76
Pin Assignments for I/O Connectors: Dell Latitude D505 Series Service Ma\
nual
Back to Contents Page
Pin Assignments for I/O Connectors
Dell™ Latitude™ D505 Series Service Manual
USB Connector
Video Connector
Parallel Connector
S-Video TV-Out Connector
Serial Connector
IEEE 1394 Connector
USB Connector
Pin Signal
1 USB5V+
2 USBP–
3 USBP+
4 GND
Video Connector
file:///F|/Service%20Manuals/Dell/Latitude/d505/pinouts.htm (1 of 5) [\
2/28/2004 8:13:57 AM]")
System Board: Dell Latitude D505 Series Service Manual 8. Remove the speakers. 9. Remove the two M2.5 x 5-mm screws labeled B. 1 M2.5 x 5-mm screws labeled B (2) 63PDH 2 system board W3344 10. Turn over the computer and remove the four M2 x 4-mm screws labeled B \ that secure the system board to the computer base. file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (2 of 5) \ [2/28/2004 8:13:57 AM]
System Board: Dell Latitude D505 Series Service Manual 1 M2 x 4-mm screws labeled B (4) 98MKC 11. Gently push down near the middle of the back plastic computer base so th\ at the two system-board securing clips clear their slots, and then pull out the\ system board. file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (3 of 5) \ [2/28/2004 8:13:57 AM]
System Board: Dell Latitude D505 Series Service Manual 1 system-board securing clips (2) Installing the System Board 1. Follow all of the steps in Removing the System Board in reverse order. NOTICE: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in \ damage to the computer. 2. Turn on the computer. NOTE: After replacing the system board, enter the computer Service Tag into the BIOS of the replacement system board. 3. Insert the floppy disk or CD that accompanied the replacement system boa\ rd file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (4 of 5) \ [2/28/2004 8:13:57 AM]
System Board: Dell Latitude D505 Series Service Manual into the appropriate drive. Follow the instructions that appear on the s\ creen. Back to Contents Page file:///F|/Service%20Manuals/Dell/Latitude/d505/sysboard.htm (5 of 5) \ [2/28/2004 8:13:57 AM]
Flashing the BIOS: Dell Latitude D505 Series Service Manual Back to Contents Page Flashing the BIOS Dell™ Latitude™ D505 Series Service Manual 1. Ensure that the AC adapter is plugged in and that the main battery is in\ stalled properly. NOTE: If you use a BIOS update program CD to flash the BIOS, set up the computer to boot from a CD before inserting the CD. 2. Insert the BIOS update program floppy disk or CD, and turn on the comput\ er. Follow the instructions that appear on the screen. The computer continue\ s to boot and updates the new BIOS. When the flash update is complete, the compute\ r will automatically reboot. 3. Press during POST to enter the system setup program. 4. Press and to reset the computer defaults. 5. Press , select Save changes and reboot, and press to save configuration changes. 6. Remove the flash BIOS update program floppy disk or CD from the drive an\ d restart the computer. Back to Contents Page file:///F|/Service%20Manuals/Dell/Latitude/d505/bios.htm [2/28/2004 8:13\ :57 AM]
Pin Assignments for I/O Connectors: Dell Latitude D505 Series Service Ma\ nual Back to Contents Page Pin Assignments for I/O Connectors Dell™ Latitude™ D505 Series Service Manual USB Connector Video Connector Parallel Connector S-Video TV-Out Connector Serial Connector IEEE 1394 Connector USB Connector Pin Signal 1 USB5V+ 2 USBP– 3 USBP+ 4 GND Video Connector file:///F|/Service%20Manuals/Dell/Latitude/d505/pinouts.htm (1 of 5) [\ 2/28/2004 8:13:57 AM]
Pin Assignments for I/O Connectors: Dell Latitude D505 Series Service Ma\ nual Pin Signal PinSignal 1 CRT_R 95V+ 2 CRT_G 10GND 3 CRT_B 11MONITOR_DETECT– 4 NC 12DDC_DATA 5 GND 13CRT_HS 6 GND 14CRT_VS 7 GND 15DDC_CLK 8 GND Parallel Connector Pin Signal PinSignal 1 STROBE– 10ACK– 2 PD0 11BUSY file:///F|/Service%20Manuals/Dell/Latitude/d505/pinouts.htm (2 of 5) [\ 2/28/2004 8:13:57 AM]
Pin Assignments for I/O Connectors: Dell Latitude D505 Series Service Ma\ nual 3PD1 12PE 4 PD2 13SLCT 5 PD3 14AFD/3M– 6 PD4 15ERROR– 7 PD5 16INIT– 8 PD6 17SLIN– 9 PD7 18–25GND S-Video TV-Out Connector S-Video Pin Signal 1 GND 2 GND 3 DLUMA-L 4 DCRMA-L Composite Video Pin Signal 5 NC file:///F|/Service%20Manuals/Dell/Latitude/d505/pinouts.htm (3 of 5) [\ 2/28/2004 8:13:57 AM]
Pin Assignments for I/O Connectors: Dell Latitude D505 Series Service Ma\ nual 6DCMPS-L 7 GND Serial Connector Pin Signal PinSignal 1 DCD 6DSR 2 RXDA 7RTS 3 TXDA 8CTS 4 DTR 9RI 5 GND IEEE 1394 Connector file:///F|/Service%20Manuals/Dell/Latitude/d505/pinouts.htm (4 of 5) [\ 2/28/2004 8:13:57 AM]
Pin Assignments for I/O Connectors: Dell Latitude D505 Series Service Ma\ nual PinSignal 1 TPB– 2 TPB+ 3 TPA– 4 TPA+ Back to Contents Page file:///F|/Service%20Manuals/Dell/Latitude/d505/pinouts.htm (5 of 5) [\ 2/28/2004 8:13:57 AM]