Dell P35E User Manual

Replacing the I/O board
NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working
inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
Procedure
1. Using the alignment posts, place the I/O board on the palm rest and keyboard assembly.
2. Replace the screw (M2x4) that secures the I/O board to the palm rest and keyboard assembly.
3. Adhere the I/O-board cable to the palm rest and keyboard assembly.
4. Connect the I/O-board cable to the system board and close the latch to secure the cable.
Post-requisites
1. Replace the hard drive.
2. Replace the battery.
3. Replace the base cover.
4. Replace the optical drive.
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70 Replacing the I/O board

Dell P35E Specifications

General

Brand	Dell
Model	P35E
Category	Laptop
Language	English

Summary

Before working inside your computer

Before you begin

Steps to prepare the computer before performing internal service.

Safety instructions

Electrostatic discharge—ESD protection

Explains ESD risks and prevention methods for sensitive components.

ESD field service kit

Details the components and usage of an ESD field service kit.

Transporting sensitive components

Guidelines for safely packaging and transporting sensitive computer parts.

Removing the base cover

Prerequisites

Lists necessary steps or conditions before removing the base cover.

Removing the battery

Lithium-ion battery precautions

Safety guidelines specific to handling Lithium-ion batteries.

Prerequisites

Lists necessary steps or conditions before removing the battery.

Troubleshooting

Flashing the BIOS

Step-by-step guide to update the computer's BIOS firmware.

Flashing BIOS (USB key)

Instructions for updating BIOS using a bootable USB drive.

Enhanced Pre-Boot System Assessment (ePSA) diagnostics

Information on using embedded system diagnostics for hardware testing.

Getting help and contacting Dell

Self-help resources

Resources for obtaining information and support for Dell products.

Contacting Dell

Information on how to reach Dell for sales, technical support, and service.