IBM 88643RU - System x3850 - 8864 User Manual

2. Connect the light path diagnostics ribbon cable and front USB cable to the I/O
board.
3. Slide the front-panel assembly into the server until the blue tab on the chassis
engages.
4. Replace the bezel and top cover.
5. Reconnect external cables and power cords.
I/O board
When replacing the I/O board, you must either update the server with the latest
SAS firmware or restore the pre-existing firmware from a diskette or CD image.
The I/O board contains three-pin jumper blocks. See “I/O board internal connectors
and jumpers” on page 8 for the location and description of each jumper block.
Replacing the I/O board
To remove the I/O board, complete the following steps.
AC
D
C
1. Read the safety information that begins on page vii, and “Handling
static-sensitive devices” on page 31.
2. Turn off the server and peripheral devices, and disconnect the power cords and
all external cables necessary to replace the device.
3. Remove the top cover.
Attention: When moving the I/O board, do not allow it to impact any
components or structures inside the server.
4. Open the release latches on both ends of the I/O board and pull the board from
the server slightly.
Chapter 4. Removing and replacing server components 49

IBM 88643RU - System x3850 - 8864 Specifications

General

Product ID	88643RU
Form Factor	Rack-mountable
RAM	Up to 64 GB
Processor	Intel Xeon
Hard Drive	SAS/SATA
RAID Support	RAID 0, 1, 10
Network	Integrated dual Gigabit Ethernet
Power Supply	Redundant power supply support
Operating System Support	Windows Server, Linux
Model	IBM System x3850 - 8864

Summary

Safety Information

Guidelines for Trained Service Technicians

Information for trained service technicians on identifying unsafe conditions.

Guidelines for Servicing Electrical Equipment

Guidelines for safely servicing electrical equipment.

Safety Statements

Important safety statements and warnings for product usage.

Chapter 1 Introduction

Related Documentation

Lists other relevant documentation provided with the server.

Features and Specifications

Summary of the server's features and technical specifications.

Server Controls, LEDs, and Connectors

Describes controls, LEDs, and connectors on the front and rear of the server.

System-Board Layouts

Illustrates connectors, LEDs, and jumpers on various internal boards.

Chapter 2 Configuration Information

Updating the Firmware

Instructions for updating server firmware to the latest levels.

Configuring the Server

Overview of server configuration utilities and programs.

Using the Configuration/Setup Utility Program

Details on using the Configuration/Setup Utility for server settings.

Chapter 3 Parts Listing

Server Replaceable Units

Lists components classified as CRUs and FRUs for replacement.

Power Cords

Details on IBM power cords and their usage in different regions.

Chapter 4 Removing and Replacing Server Components

Installation Guidelines

General guidelines and precautions before installing server components.

Working Inside the Server with Power On

Precautions for working inside the server while it is powered on.

Handling Static-Sensitive Devices

Procedures to prevent damage from electrostatic discharge.

Battery Replacement

Specific notes and steps for replacing the server battery.

Memory Module Installation

Details on DIMM types and installation sequences for memory modules.

Microprocessor Tray and Microprocessor Replacement

Details on replacing the microprocessor tray and microprocessor.

Chapter 5 Diagnostics

Diagnostic Tools Overview

Overview of tools available for diagnosing hardware problems.

POST Beep Codes

Description of POST beep codes and suggested actions.

Error Logs

Information on POST, BMC, and system-error logs.

POST Error Codes

List of POST error codes and recommended solutions.

Microprocessor Problems

Troubleshooting steps for microprocessor failures or issues.

Light Path Diagnostics

Using light path diagnostics to identify error sources via LEDs.

Solving Power Problems

General procedure for diagnosing and resolving power problems.

Solving Undetermined Problems

Guidance for issues not covered by specific troubleshooting steps.

Appendix A Getting Help and Technical Assistance

Before You Call

Steps to take before contacting IBM for support.

Using the Documentation

Information on accessing product documentation and resources.

Hardware Service and Support

How to obtain hardware service and support from IBM.

Appendix B Notices

Product Recycling and Disposal

Guidelines for recycling and disposing of the product and its components.

Electronic Emission Notices

Compliance statements for electronic emissions like FCC and IC.