S-Ata Connectors - Seco Qseven CQ7-A42 User Manual

3.3.9

S-ATA connectors

S-ATA #1 Connector - CN8
Pin Signal
1 GND
2 SATA1_Tx+
3 SATA1_Tx-
4 GND
5 SATA1_Rx-
6 SATA1_Rx+
7 GND
S-ATA Power Connector - CN9
Pin Signal
1 +12V_S
2 GND
3 GND
4 +5V_S
Here following the signals related to SATA interface:
SATA1_TX+/SATA1_TX-: Serial ATA Channel #1 Transmit differential pair.
SATA1_RX+/SATA1_RX-: Serial ATA Channel #1 Receive differential pair.
CQ7-A42
CQ7-A42 - Rev. First Edition: 1.0 - Last Edition: 2.0 - Author: S.B. - Reviewed by G.G. Copyright © 2016 SECO S.r.l.
For the connection of external Mass Storage Devices, there is a standard male S-ATA connector, CN8.
This connector carries out directly SATA port#1 signals coming from Qseven
Please notice that S-ATA connectors will work only in case the Qseven
on Qseven ® connector (pins 30, 32, 36, 38). In case the Qseven
connected, then this connector will not be usable.
A dedicated power connector, CN 9, can be used to give supply to external Hard Disks (or Solid State
Disks) connected to the SATA male connector.
The dedicated power connector is a 4-pin male connector, type MOLEX p/n 89400-0420 or equivalent,
with pinout shown in the table on the left.
Mating connector: MOLEX 87369-0400 crimp housing with MOLEX 51021 crimp terminals.
An adapter cable for powering SATA disks from this connector is also contained inside the dedicated
cable kit (CABKITA42) for CQ7-A42 carrier board. Please also check chapter 4.2.1for further details.
® module's connector.
®
module carries out SATA Channel #1
® module used doesn't have these signals
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