BITMAIN AntMiner L3+ User manual

L3+ Server
Installation Guide
Document Version 0.1
April 2017
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Table of Contents
1. Overview 4
1.1 L3+ Server Components ____________________________________________________________________ 5
1.2 Specifications__________________________________________________________________________ 6
2. Connecting the Power Supply __________________________________________________________________ 7
3. Setting Up the Server _________________________________________________________________________
9
4. Configuring the Server
11
4.1 Setting Up the Pool 11
4.2 Modifying the Frequency 12
5. Monitoring Your Server
13
6. Administering Your Server
14
6.1 Checking Your Firmware Version 14
6.2 Upgrading Your System 14
6.3 Modifying Your Pass word 15
6.4 Restoring Initial Settings 15

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1. Overview
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1. Overview
The L3+ server is Bitmain’s newest version in the L3+ server series. It boasts a state-of-the-art BM1485
custom-made chip. All L3+ servers are tested and configured prior to shipping to ensure easy set up.
Power supply unit is not included. Please provide your own ATX power supply.

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1. Overview
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1.1 L3+ Server Components
The L3+ server main components and controller front panel are shown in the following figure:
1.2 Specification

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1. Overview
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The server does not contain a DC/DC converter; therefore, higher input voltage will cause higher
Mining enfficiency.
Feature
Description
Ideal Hash Rate
504MH/S
Default chip frequency
384M
Estimated wall outlet power
consumption (with APW3, 93%
efficiency, 25°C ambient
temperature)
800W +10%
Rated voltage
11.6 --‐ 13.00V
Estimated wall outlet power
efficiency (with APW3, 93%
efficiency, 25°C ambient
temperature)
1.6J/MH +10%
Dimensions (L x W x H)
352mm (l) x 130mm (w) x 187.5mm (h)
Net weight
5.2kg
Operating ambient temperature
0 -- ‐ 40°C

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Each hashboard must be powered by the same PSU on both connectors to prevent
possible damage and instability.
If you are using more than one PSU,power up the PSU connected to the controller AFTER you have
powered up the other PSU(s).
2. Connecting the Power Supply
2. Connecting the Power Supply
Nine PCI-e connectors are located at the top of the L3+ server for connecting the PSU as follows:
● Eight PCI- - ‐e connectors for the hash boards. Each hash board has a set of two PCI- - ‐e connectors.
● One PCI--‐e connector located on the controller.
To connect the power supply:
1. Connect PSU power cable connectors to each of the eight PCI-e connectors on the top of the L3+ server,
ensuring that each hash board is powered by the same PSU.
2. Connect a PSU power cable connector to the L3+ server PCI-e connector on the controller.
3. Connect the network cable to the ETH port.
4. To power up your L3+ server, connect the PSUs to the power wall outlet.

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2. Connecting the Power Supply
Figure 2- - ‐1. PCI- - ‐E Connectors -- ‐ Correct Connection
Figure 2- - ‐ 2. PCI- - ‐ E Connectors -- ‐ Incorrect Connection

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The file IPReporter.zip is supported by Microsoft Windows only.
The default DHCP network protocol distributes IP addresses automatically.
3. Setting Up the Server
3. Setting Up the Server
To set up the server:
1. Go to the following site: https://shop.bitmain.com/support/download
2. Choose ‘Others’ and download the following file: IPReporter.zip
3. Extract the file.3.
4. Rightm click IPReporter.exe and run it as Administrator.
5. Select one of the following options:
■ Shelf, Step, Position – suitable for farm servers to mark the location of the servers.
■ Default – suitable for home servers.
6. Click Start.

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3. Setting Up the Server
7. On the controller board, click the IP Report button. Hold it down until it beeps (about 5 seconds).
The IP address will be displayed in a window on your computer screen.
8. In your web browser, enter the IP address provided.
9. Proceed to login using root for both the username and password.
10. In the Network section, you can assign a Static IP address (optional).
11. Click Save & Apply .

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4. Configuring the Server
4. Configuring the Server
4.1 Setting Up the Pool
To configure the server:
1. click General Settings .
2. Set the options according to the following table:
Option
Description
Pool URL
Enter the URL of your desired pool.
The L3+ server can be set up with three mining pools, with decreasing
priority from the first pool (pool 1) to the third pool (pool 3).
The pools with low priority will only be used if all higher priority pools are
offline.
Worker
Your worker ID on the selected pool.
Password
The password for your selected worker.
3. Click Save & Apply to save and restart the server.

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4. Configuring the Server
4.2 Modifying the Frequency (Applied only to fixed frequency firmware)
To modify the frequency value:
1. click Advanced Settings
2. Select a frequency. The default frequency for the L3+ server is 384M

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table:
5. Monitoring Your Server
5. Monitoring Your Server
To check the operating status of your server:
1. Click the status marked below.
2. Monitor your server according to the descriptions in the following
Option
Description
ASIC#
Number of chips detected in the chain.
Frequency
ASIC frequency setting.
GH/S(RT)
Hash rate of each hash board ( MH/s)
Temp(PCB)
Temperature of each hash board (°C).(Applied only to server with fixed frequency)
Temp(Chip)
Temperature of the chips on each hash board (°C).
ASIC status
One of the following statuses will appear:
● O --‐ indicates OK
● X --‐ indicates error
● -- ‐ --‐ indicates dead
Note :The server will stop running when the PCB temperatu re is over 85°C

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Make sure that the L3+ server remains powered during the upgrade process. If power fails
before the upgrade is completed, you will need to return it to Bitmain for repair.
6. Administering Your Server
6. Administering Your Server
6.1 Checking Your Firmware Version
To check your firmware version:
1. In System , click the Overview tab.
2. File System Version displays the date of the firmware your server use. In the example below, the server
is using firmware version 20170120.
6.2 Upgrading Your System
To upgrade the server’s firmware:
1. In System, click Upgrade .

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Resetting your server will reboot it and restore its default settings. The red LED will
automatically flash once every 15 seconds if the reset is operated successfully.
6. Administering Your Server
2. For Keep Settings :
■ Select the check box to keep your current settings (default).
■ Clear the check box to reset the server to default settings.
3. Click the (Browse) button and navigate to the upgrade file. Select the upgrade file, then click Flash
image. A message appears notifying you if the L3+ server firmware can be upgraded and if yes, will
then proceed to flash the image.
4. When the upgrade is completed, the following message appears:
5. Click one of the following options:
■ Reboot - to restart the server with the new firmware.
■ Go Back - to continue mining with the current firmware. The server will load the new firmware
next time it is restarted.
6.3 Modifying Your Password
To change your login password:
1. In System , click the Administration tab.
2. Set your new password, then click Save & Apply.
6.4 Restoring Initial Settings
To restore your initial settings
1. Turn on the server and let it run for 5 minutes.
2. On the controller front panel, press and hold the Reset button for 10 seconds.

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