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Dell Vostro 3401 User Manual

Dell Vostro 3401
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Vostro 3401
Service Manual
Regulatory Model: P132G
Regulatory Type: P132G001
September 2020
Rev. A00

Table of Contents

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Dell Vostro 3401 Specifications

General IconGeneral
Display14-inch HD (1366 x 768)
RAMUp to 16GB DDR4
StorageUp to 1TB HDD or 512GB SSD
GraphicsIntel UHD Graphics
Operating SystemWindows 10 Pro
Battery3-Cell Battery, 42WHr (Integrated)
Weight1.64 kg (3.62 lb)
Ports2 x USB 3.2 Gen 1, 1 USB 2.0, 1 HDMI 1.4, 1 SD Card Reader, 1 RJ-45
Wireless802.11ac Wi-Fi and Bluetooth
Dimensions328.7 x 239.5 x 19.9 mm

Summary

Working on your computer

Safety instructions

Guidelines to protect the computer and ensure personal safety during servicing procedures.

Before working inside your computer

Steps to take before opening the computer for maintenance or repair.

Safety precautions

Essential precautions for handling electronic components and preventing damage.

Electrostatic discharge—ESD protection

Understanding and preventing electrostatic discharge damage to sensitive components.

ESD field service kit

Information on the components and usage of an ESD field service kit for protection.

After working inside your computer

Procedures to follow after completing internal computer servicing and reassembly.

Technology and components

USB features

Overview of USB standards, evolution, and capabilities, including USB 3.2 Gen 1.

HDMI 1.4

Explanation of HDMI 1.4 features, advantages, and applications for audio/video interfaces.

Power button LED behavior

Details on how power button LEDs indicate system status with and without fingerprint readers.

Exploded View

Exploded View Components

Identification of internal computer components with corresponding numbers from an exploded diagram.

Disassembly and reassembly

Secure Digital Card

Procedures for removing and installing the Secure Digital (SD) card.

Base cover

Steps for removing and installing the computer's base cover for access to internal components.

Battery

Precautions and procedures for disconnecting, removing, and reconnecting the lithium-ion battery.

Memory modules

Instructions for removing and installing the computer's memory modules (RAM).

WLAN card

Steps for removing and installing the Wireless Local Area Network (WLAN) card.

Solid-state drive

Procedures for removing and installing M.2 2230 and M.2 2280 Solid-State Drives (SSDs).

Hard drive

Instructions for removing and installing the hard drive assembly.

Coin-cell battery

Steps for removing and installing the coin-cell battery.

System fan

Procedures for removing and installing the system fan.

Heat sink

Instructions for removing and installing the heat sink assembly.

Speakers

Steps for removing and installing the internal computer speakers.

IO board

Procedures for removing and installing the Input/Output (IO) board.

Touchpad

Instructions for removing and installing the touchpad assembly.

Display assembly

Steps for removing and installing the entire display assembly.

Display bezel

Procedures for removing and installing the display bezel.

Camera

Instructions for removing and installing the camera module.

Display panel

Steps for removing and installing the display panel.

Display back-cover and antenna assembly

Procedures for removing and installing the display back-cover and antenna assembly.

Power button

Instructions for removing and installing the power button.

System board

Procedures for removing and installing the system board.

Power-adapter port

Steps for removing and installing the power adapter port.

Palm-rest and keyboard assembly

Procedures for removing and installing the palm-rest and keyboard assembly.

Troubleshooting

Enhanced Pre-Boot System Assessment (ePSA) diagnostics

How to run hardware diagnostics using the Enhanced Pre-Boot System Assessment tool.

System diagnostic lights

Interpretation of system diagnostic lights (LEDs) for power and battery status.

WiFi power cycle

Steps to perform a WiFi power cycle to resolve connectivity issues.

Getting help

Contacting Dell

Information on how to contact Dell for sales, technical support, or customer service.

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