Dell Precision M70 Service Manual
Dell Precision M70 Manual
 |
View all Dell Precision M70 manuals
Add to My Manuals
Save this manual to your list of manuals |
Dell Precision M70 manual content summary:
- Dell Precision M70 | Service Manual - Page 1
Dell Precision™ M70 Service Manual Before You Begin System Components Memory Modules, Mini PCI Card, Modem, and Modules Internal Card With Bluetooth ® Wireless Technology Coin-Cell Battery Hard Drive Center Control Cover Display Assembly Keyboard Palm Rest Smart Card Reader PC Card Reader Speakers - Dell Precision M70 | Service Manual - Page 2
You Begin Dell Precision™ M70 Service Manual Preparing to Work Inside the Computer Recommended Tools Computer Orientation Screw Identification Preparing to Work Inside the Computer CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and - Dell Precision M70 | Service Manual - Page 3
back 2 right 3 front 4 left Screw Identification When you are removing and replacing components, print this section as a tool to lay out and keep track of the screws. The placemat provides the number of screws and their sizes. Optional Module: (1 each) Modem: (1 each) Hard Drive: (2 each) - Dell Precision M70 | Service Manual - Page 4
Fan: (1 each) Keyboard: (2 each) Display Assembly: (2 each) Video Card Fan: (1 each) Display Latch: (2 each) Display Panel Cable: (1 each) Display Panel: (8 each) Speakers: (1 each) PC Card Reader (4 each) Palm Rest: (4 each) System Board: (3 each) Smart Card Reader (1 each) (13 - Dell Precision M70 | Service Manual - Page 5
Internal card with Bluetooth™ wireless technology (1 each) Button Board (2 each) Back to Contents Page - Dell Precision M70 | Service Manual - Page 6
Flashing the BIOS Dell Precision™ M70 Service Manual 1. Ensure that the AC adapter is plugged in and that the main battery is installed properly. 2. Insert the flash BIOS update program floppy or CD and turn on the computer. Follow the instructions that appear on the screen. The computer continues - Dell Precision M70 | Service Manual - Page 7
Back to Contents Page Internal Card With Bluetooth® Wireless Technology Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist - Dell Precision M70 | Service Manual - Page 8
1 coin-cell battery 2 screw for card with Bluetooth wireless technology 3 card with Bluetooth wireless technology Back to Contents Page - Dell Precision M70 | Service Manual - Page 9
Control Cover Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide or flat-blade screw driver to pry up the center control cover. 1 center control cover c. Lift the center control cover away from the - Dell Precision M70 | Service Manual - Page 10
Page Coin-Cell Battery Dell Precision™ M70 Service Manual CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in your Product Information Guide. A coin-cell battery maintains computer configuration, date, and time information. The battery can last several - Dell Precision M70 | Service Manual - Page 11
computer. 15. Connect your computer and devices to electrical outlets, and turn them on. 16. Enter the system setup program and restore the settings you recorded in step 1. 17. Properly dispose of the old battery. See the safety instructions in your Product Information Guide. Back to Contents Page - Dell Precision M70 | Service Manual - Page 12
Back to Contents Page Microprocessor Module Dell Precision™ M70 Service Manual Removing the Microprocessor Module CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a - Dell Precision M70 | Service Manual - Page 13
board. 3. Perform the steps in "Removing the Microprocessor Module" in reverse order, beginning with step 5. 4. Update the BIOS using a flash BIOS update program floppy or CD. For instructions on how to flash the BIOS, see "Flashing the BIOS." Back to Contents Page - Dell Precision M70 | Service Manual - Page 14
Contents Page Microprocessor Thermal-Cooling Assembly Dell Precision™ M70 Service Manual Removing the Microprocessor Thermal-Cooling Assembly CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge - Dell Precision M70 | Service Manual - Page 15
Installing the Microprocessor Thermal-Cooling Assembly 1. Place the microprocessor thermal-cooling assembly directly down onto the system board. Push straight down. 2. Tighten the four captive screws, labeled "1" through "4," in consecutive order. Back to Contents Page - Dell Precision M70 | Service Manual - Page 16
Back to Contents Page Display Assembly Dell Precision™ M70 Service Manual Display Assembly Display Bezel Display Panel Display Assembly CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, - Dell Precision M70 | Service Manual - Page 17
Bezel CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using near the bottom of the display (near the DELL™ logo) and work around the display and toward the latch release. - Dell Precision M70 | Service Manual - Page 18
your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface on the computer. 1. Follow the instructions in "Preparing to Work Inside the Computer." 2. Remove the center control cover. 3. Remove - Dell Precision M70 | Service Manual - Page 19
1 top flex-cable connector 2 top display-cable connector 3 tabs 9. Use the pull-tab to disconnect the bottom flex-cable connector from the inverter display- cable connector. 1 inverter flex-cable 2 inverter display-cable connector 3 pull-tab on bottom flex- cable connector Back to Contents Page - Dell Precision M70 | Service Manual - Page 20
Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide the Video Card Fan 1. Follow the instructions in "Preparing to Work Inside the Computer." 2. Remove the display assembly. 3. Remove the keyboard. 4. - Dell Precision M70 | Service Manual - Page 21
5. Remove the M2.5 x 5-mm screw from the bottom right corner of the fan. 6. Disconnect the fan cable connector. 7. Lift the fan straight out of the computer. 1 M2.5 x 5-mm screw 2 fan cable connector Back to Contents Page - Dell Precision M70 | Service Manual - Page 22
Page Hard Drive Dell Precision™ M70 Service Manual CAUTION: If you remove the hard drive from the computer when the drive is hot, do not touch the metal housing of the hard drive. CAUTION: Before working inside your computer, read the safety instructions in your Product Information Guide. NOTICE - Dell Precision M70 | Service Manual - Page 23
Back to Contents Page - Dell Precision M70 | Service Manual - Page 24
Back to Contents Page Keyboard Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically - Dell Precision M70 | Service Manual - Page 25
1 M2.5 x 5-mm screws (2) 2 keyboard 3 palm rest 4 keyboard tabs (5) Back to Contents Page - Dell Precision M70 | Service Manual - Page 26
Back to Contents Page Palm Rest Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically - Dell Precision M70 | Service Manual - Page 27
1 touch pad connector 2 system board connector 3 computer base NOTICE: Carefully separate the palm rest from the computer base to avoid damage to the palm rest. 8. Use your fingers to separate the palm rest from the computer base. 9. Lift the palm rest, pulling apart the snaps on the base. Back to - Dell Precision M70 | Service Manual - Page 28
Card Reader Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide Card Reader 1. Follow the instructions in "Preparing to Work Inside the Computer." 2. Remove the display assembly. 3. Remove the keyboard. - Dell Precision M70 | Service Manual - Page 29
Back to Contents Page Pin Assignments for I/O Connectors Dell Precision™ M70 Service Manual USB Connector Video Connector S-Video TV-Out Connector Serial Connector USB Connector Pin Signal 1 USB5V+ 2 USBP- 3 USBP+ 4 GND Video Connector Pin Signal Pin Signal 1 CRT_R 9 5V+ 2 CRT_G 10 GND 3 CRT_B - Dell Precision M70 | Service Manual - Page 30
S-Video Pin Signal 1 GND 2 GND 3 DLUMA-L 4 DCRMA-L Composite Video Pin Signal 5 SP_DIF 6 DCMPS-L 7 SP_DIF Serial Connector Pin Signal Pin Signal 1 DCD 6 DSR 2 RXDA 7 RTS 3 TXDA 8 CTS 4 DTR 9 RI 5 GND Back to Contents Page - Dell Precision M70 | Service Manual - Page 31
Back to Contents Page Smart Card Reader Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by - Dell Precision M70 | Service Manual - Page 32
Dell Precision™ M70 Service Manual CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide the instructions in "Preparing to Work Inside the Computer." 2. Remove the coin-cell battery. 3. Remove the display assembly. 4. Remove the keyboard. - Dell Precision M70 | Service Manual - Page 33
Back to Contents Page System Board Dell Precision™ M70 Service Manual Removing the System Board CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding - Dell Precision M70 | Service Manual - Page 34
19. Remove the M2 x 3-mm screw from the system board support. 1 M2 x 3-mm screw 2 system board support 20. Remove the three M2.5 x 5-mm screws that secure the system board to the computer base. from the left side, and then pull to the left to dislodge the audio connectors from the holes in the base. - Dell Precision M70 | Service Manual - Page 35
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 or CD that accompanied the replacement system board into the appropriate drive. Follow the instructions that appear on the screen. Back to Contents - Dell Precision M70 | Service Manual - Page 36
a part can be replaced or, if purchased separately, installed by performing the removal procedure in reverse order. 1 display assembly 11 optical drive 2 display cable 12 battery 3 center control cover 13 computer base 4 keyboard 14 speakers 5 palm rest 15 hard drive 6 video-card assembly - Dell Precision M70 | Service Manual - Page 37
Contents Page Dell Precision™ M70 Service Manual Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. CAUTION - Dell Precision M70 | Service Manual - Page 38
Back to Contents Page Memory Modules, Mini PCI Card, Modem, and Devices Dell Precision™ M70 Service Manual Memory Modules Mini PCI Card Modem Devices Memory Modules The computer has two memory slots, DIMM A and DIMM B. DIMM A (under the keyboard) holds the basic memory module as configured from the - Dell Precision M70 | Service Manual - Page 39
. 6. Insert the battery into the battery bay, or connect the AC adapter to your computer and an electrical outlet. 7. Turn on the computer. DIMM A Memory Module CAUTION: Before working inside your Dell™ computer, read the safety instructions in your Product Information Guide. NOTICE: To prevent - Dell Precision M70 | Service Manual - Page 40
about 10 times. 6. Replace the keyboard and center control cover. 7. Insert the battery into the battery bay, or connect the AC adapter to your computer and an electrical outlet. 8. Turn on the computer. When You Have Installed the Memory Module(s) If You Are Replacing Memory As the computer boots - Dell Precision M70 | Service Manual - Page 41
, go to step 4. If you are replacing a Mini PCI card, remove the existing card: a. Disconnect the Mini PCI card from any attached cables. 1 antenna cables (2) 2 metal securing tabs 3 Mini PCI card connector 4 Mini PCI card b. Release the Mini PCI card by spreading the metal securing tabs - Dell Precision M70 | Service Manual - Page 42
remove the tubes. 5. Connect the antenna cables to the Mini PCI card. 6. Replace the cover and tighten the screw. Modem CAUTION: Before working inside your computer, read the safety instructions in your Product Information Guide. CAUTION: To prevent static damage to components inside your computer - Dell Precision M70 | Service Manual - Page 43
directly over the connector on the system board. 6. Replace the M2 x 3mm modem screw and secure the modem to the system board. 7. Replace the options cover. Devices Your computer ships with an optical drive installed in the module bay. However, the device screw is not installed in the optical - Dell Precision M70 | Service Manual - Page 44
1 device latch release 2. Pull the device by the latch release to remove the device from the module bay. If the Device Screw Is Installed 1. If the computer is connected to a docking device (docked), undock it. See the documentation that came with your docking device for instructions. NOTICE: To - Dell Precision M70 | Service Manual - Page 45
5. Pull the device by the latch release to remove the device from the module bay. NOTICE: Insert devices into the module bay before you dock and turn on the computer. Back to Contents Page - Dell Precision M70 | Service Manual - Page 46
Back to Contents Page Video Card Assembly Dell Precision™ M70 Service Manual Removing the Video Card Assembly CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide. NOTICE: To avoid electrostatic discharge, ground yourself by using a
-
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
-
32
-
33
-
34
-
35
-
36
-
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
 |
 |
Dell Precision™ M70 Service Manual
Before You Begin
System Components
Memory Modules, Mini PCI Card, Modem, and Modules
Internal Card With Bluetooth
®
Wireless Technology
Coin
-
Cell Battery
Hard Drive
Center Control Cover
Display Assembly
Keyboard
Palm Rest
Smart Card Reader
PC Card Reader
Speakers
Microprocessor Thermal
-
Cooling Assembly
Microprocessor Module
Video Card Assembly
Fans
System Board
Flashing the BIOS
Pin Assignments for I/O Connectors
Notes, Notices, and Cautions
Information in this document is subject to change without notice.
© 2005 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc.
is strictly forbidden.
Trademarks used in this text:
Dell
, the
DELL
logo, and
Dell Precision
are trademarks of Dell Inc.;
Microsoft
and
Windows
are registered trademarks of Microsoft Corporation;
Bluetooth
is a trademark owned by Bluetooth SIG, Inc. and is used by Dell Inc. under license.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Model PP02X
February 2005 Rev. A00
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
NOTICE:
A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
CAUTION:
A CAUTION indicates a potential for property damage, personal injury, or death.