One Stop Systems
4U Pro 16 Slot
50
16
Important Technical Information
16.1
Upstream and Downstream Slots
Upstream Slot
: Also known as target slot. This is the designated slot for the Target adapter card only. OSS Host card or any PCIe cards will not
operate in the Upstream slot / Target slot.
•
Slot 0 is the default slot number for the Upstream slot.
Downstream Slots:
These are PCIe card slots #1, #2, #3, #, #5, #6 and #7. Do not use the downstream slots for HIB Target card.
Option Slot
: Slot 8, when configured accordingly, it will operate either in an Upstream mode or Downstream mode.
•
Slot 8 configured as Downstream mode, will only work with an end-point device or a 3
rd
party PCIe card.
•
Configured as an Upstream mode, use only an OSS HIB Target card.
16.2
Slot LEDs
Item
Name
Description
When Lit (Solid Green or Blinking)
When Off
1
Target Slot LED
Upstream Slot LED
Solid = Gen4 Link
OFF - Not Linked / No Card
present in the slot
Blink 2Hz = Gen3 Link
Blink 1Hz = Gen2 Link
Blink 0.5Hz = Gen1 Link (Slow Blinking)
2
Downstream LED
PCIe slot LEDs
Solid = Gen4 Link
OFF - Not Linked / No Card
present in the slot
Blink 2Hz = Gen3 Link
Blink 1Hz = Gen2 Link
Blink 0.5Hz = Gen1 Link (Slow Blinking)
3
Aux Power LED
Auxiliary Board power LED
This is GREEN, denotes existence of auxiliary
power +5VAUX
Board is at fault / error
