OSS Gen4 4U Pro 16 Slot GPU Accelerator User Guide
- June 10, 2024
- OSS
Table of Contents
- Block Diagram
- ARF Cables & Backplane Dipswitch Settings
- Set Host & Target Card Switches
- Install Host & Target Cards
- Connect Link Cables to Target Card
- Connect Link Cables to Host Card
- Cable Diagram
- IPMI Connection
- Apply Power
- Power UP Computer
- Power Supply and Front LEDs
- Verify Host and Target Card Link LEDs
- Unit is Ready
- References
- Read User Manual Online (PDF format)
- Download This Manual (PDF format)
4 UP 10-SLOT DAISY-CHAIN MODE
4UP EXPANSION SYSTEM
Quick Start Guide
Block Diagram
Two backplanes configured in a daisy chain expansion mode.
Four SFF-8644 cables are linked between Host and Target cards.
1 Upstream Slot
9 Downstream slots
2 Non-operational slots Server # 1
ARF Cables & Backplane Dipswitch Settings
Set Host & Target Card Switches
Check Host card dipswitches are set to Host mode x16. See photo below.
Check Target card dipswitches are set to target mode. See photo on the right for correct switch settings.
Install Host & Target Cards
Turn Off computer. Plug in the host card in the host computer.
The Target card is installed in SLOT#O of backplane #1 . See photo on the right.
Connect Link Cables to Target Card
Connect all four SFF-8644 Cables to Target card.
Connect Link Cables to Host Card
Connect the other end of the cables to the Host card.
Cable Diagram
Cable diagram below shows how to connect all four SFF-8644 cables between Host and Target cards.
IPMI Connection
If equipped, connect Ethernet cable to either front or back RJ45 port. You can only use one or the other. You must plug-in the Ethernet cable first before you connect the power to the unit.
Apply Power
Connect all available power cables to the power supplies.
The expansion unit will power UP instantly.
Power UP Computer
Connect power cable(s) to the computer. Upon powering UP the computer, it will initialize a link between host and target.
Power Supply and Front LEDs
The following LEDs will illuminate when the expansion unit is fully powered up and initialized.
- PSU Good: solid green.
- OSS logo: solid blue.
- STANDBY / MAIN PWR: solid-green.
- IPMI : solid green (if equipped).
Verify Host and Target Card Link LEDs
Verify and check that there is a stable link between Host and Target cards. Both cards will illuminate the following board LEDs when linked @ x16. The LINK LED will illuminate as solid green.
Unit is Ready
The unit is now ready to use.
- To install your PCIe cards, shutdown the expansion unit and computer completely.
- Disconnect power cables from the expansion unit.
- Plug in your PCIe cards in the downstream slots and secure it.
- Reconnect power cables to expansion unit.
- Turn ON the computer.
Please refer to the manual for more details.
Need More Help?
Download the User Manual at
www.onestopsystems.com
One Stop Systems Support:
www.onestopsystems.com/support-0
Toll Free:+ 1 877-438-2724 Local: +1
760-745-9883
2235 Enterprise Street #110, Escondido, CA 92029
WARNING Electrostatic Discharge (ESD) Warning
Electrostatic Discharge (ESD) is the enemy of semiconductor devices. You
should always take precautions to eliminate any electrostatic charge from your
body and clothing before touching any semiconductor device or card by using an
electrostatic wrist strap and/or rubber mat.
FCC Statement
NOTE: This equipment has been tested and found to comply with the limits
for a Class A digital device, pursuant to part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful
interference when the equipment is operated in a commercial environment. This
equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the in structi on manual, may cause
harmful interference to radio communkations. Operation of this equip ment in
a residential area is likely to cause harmful interference in which case the
user will be required to correct the interference at his own expense. Changes
or modifications not expressly approved by the party responsible for
compliance could void the use(s authority to operate the equipment
This device complies with Part 15 of the FCC Rules. Operation is subject to
the following two conditions: (1 ) this device may not cause harmful
interference, and (2) this device must accept any interference received
including interference that may cause undesired op eration.
Industry Canada
This Class A digital apparatus complies with Canadian ICES-003.
CE
The prod uct(s) described in this manual complies with all applicable European
Union (C E) directives. One Stop Systems will not retest or recertify systems
or components that have been reconfigured by customers .