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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 Caution
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Back to Contents Page Before 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 simple repairs as authorized in Dell's product documentation, or as directed by Dell's online or telephone service and support team. Damage
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Recommended Tools The procedures in this manual require the following tools: l #1 Phillips screwdriver l ¼-inch flat-blade screwdriver l Small plastic scribe l Flash BIOS update program floppy or CD Computer Orientation 1 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 Modu
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Microprocessor Fan: Keyboard: Display Assembly: (1 each) (2 each) (2 each) Video Card Fan: Display Latch: Display Panel Cable: (1 each) (2 each) (1 each) Display Panel: Speakers: PC Card Reader (8 each) (1 each) (4 each) Palm Rest: System Board: Smart Card Reader (4 each) (3 each) (1 each) (13 each) (1 each)
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Internal card with Button Board Bluetooth™ wireless technology (2 each) (1 each) Back to Contents Page
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Back to Contents Page 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 to boot and updates the new BIOS. When the update is complete, the computer automatically reboots. 3. Press during POST to enter the system setu
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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 grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. If you ordered an internal card with Bluetooth® wireless technology with
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1 coin-cell battery 2 screw for card with Bluetooth wireless technology 3 card with Bluetooth wireless technology Back to Contents Page
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Back to Contents Page Center Control Cover 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 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. Turn the computer
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Back to Contents 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 years. The battery may need replacing if you have repeatedly reset the time and date information after turning on the computer or if a message appears that is similar t
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NOTICE: The connection to the replacement battery is keyed. Do not force the connection. 13. Close the small access door. 14. Insert the main battery and close the battery door. NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the 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.
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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 wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. NOTICE: Do not touch the microprocessor die. Press and hold t
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NOTICE: Ensure that the cam lock is in the fully open position before seating the microprocessor module. Seating the microprocessor module properly in the ZIF socket does not require force. NOTICE: A microprocessor module that is not properly seated can result in an intermittent connection or permanent damage to the microprocessor and ZIF socket. 1. Align the pin-1 corner of the microprocessor module with the pin-1 corner of the ZIF socket, and insert the microprocessor module. NOTE:
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Back to 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, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. NOTICE: Disconnect the co
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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
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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, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer. NOTICE: You must remove the
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1 display 2 pull-tab 3 display cable connector 4 antenna cable 5 computer base 6 system board connector for display cable Display 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 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 "Prepar
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1 M2.5 x 5-mm screws (6) 4 display panel 2 display bumpers (6) 5 M2 x 3-mm screws (8) 3 display bezel 6 M2 x 3-mm display-cable ground screw Display Panel 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 touching an unpainted metal surface on the computer. 1. Follow the instructions in "Preparing to Work Inside the C
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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
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Back to Contents Page Fans 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 touching an unpainted metal surface (such as the back panel) on the computer. Removing the Microprocessor Fan 1. Follow the instructions in "Preparing to Work Inside the Computer."
