OCTOMINER X8ULTRA Troubleshooting Manual

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X8ULTRA

OCTOMINER™

System Troubleshooting Guide

Welcome

Thank you for purchasing the OCTOMINER™ X8ULTRA™ mining system.

Every X8 is thourougly tested before shipping, however some issues might be crop up while

shipping or during set up.

This guide will show how to use the built in system diagnostics tool and will go over how to fix

some of the most common issues.

About the System Diagnostics Tool

X8 ULTRA has an integrated system diagnostics program named OCTOTEST for checking

healt for various system devices, including: power supply telemetry, fan speeds/PWM,

system temperatures, humidity and air pressure.

The system diagnostics tool "OCTOTEST" has been preloaded on the SSD the system ships with.

NB!

When installing a new operating system to your X8, it is recommended to either use a different

SSD or to make a copy of the one provided by OCTOMINER.

Initializing System diagnostics.

X8 ULTRA has an integrated system diagnostics mode for system health monitoring.

OCTOTEST has been built to verify that the system is running nominally and to pinpoint issues

with an error code on the monitor. This troubleshooting guide will go through the error

messages and help you fix these issues.

To enter the system diagnostics wait for the system to initialize. The system will reboot several

times at first, wait until the system bios has initialized.

To test the fans make sure you have the original SSD that shipped with the system.

1. Hold the down arrow on the keyboard until you get to the boot selection.

2. Select OCTOTEST from the boot selection and press enter.

3. Choose the correct test option by typing the number correspondind to your system

For X8Ultra, select an approptiate 8GPU option for your system:

3W is for systems with 140mm fans

2W is for systems with 120mm fans

3PSU stands for systems with 3 power supplies

2PSU stands for systems with 2 power supplies

1400W is for systems with DELL power supplies

Table of Contents

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Summary of Contents for OCTOMINER X8ULTRA

Page 1 The system diagnostics tool “OCTOTEST” has been preloaded on the SSD the system ships with. When installing a new operating system to your X8, it is recommended to either use a different SSD or to make a copy of the one provided by OCTOMINER. Initializing System diagnostics.
Page 2 For example, for a system with 2 power supplies you would select the option: 2) 8GPU_2_PSU To better understand the diagnostics results refer to the images below:...
Page 3 Test Fails with the following error message: FAN 0 MAX RPM <4200 FAN 0 50% PWM >3500 Issue: The rightmost fan has PWM issues. The issue might be a loose connector a defective fan, something blocking the airflow or a temporary issue with the testmode. Solution: Rerun the testmode.
Page 4 Built in display doesn’t work/ Blue LED blinks slowly. Here are some of the troubleshooting steps to fix an issue in the case of a malfunctioning or non functioning display. 1. Make sure that the power supplies turn on at the same time from a PDU (Power Delivery Unit) Plugging in the power supplies one at a time may interfere with the normal functioning of the systems controller.
Page 5 Power Delivery System, Power Supplies, Compatible cables and PDU OCTOMINER X12 and X8 come with various configurations of power supplies ranging from one to four units with ratings ranging from 460W up to 1800W per unit. Verify the specification of your power supply and calculate the rating based on your mains voltage as 110-250v output has different wattage ratings.
Page 6 The system doesn’t turn on. Check that the 6 pin cable labeled as PSON is firmly connected on the motherboard and PSU backplane.
Page 7 SYSTEM CONTROLLER BME 0 out of range Issue: The Temperature sensor located at the lower center of the front of the machine is not reporting the correct temperature. Solution: Make sure the Connector Labeled in light green as “BME 0” on the diagram is firmly attached.
Page 8 “6” is firmly connected on both the motherboard and the systems controller. If this doesn’t solve the issue see if the port on the rear of the machine works. OCTOMINER™ www.octominer.com info@octominer.com X8 ULTRA is a trademark of OCTOMINER™...