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MXP924 

User’s Guide –

 Dolphin Interconnect Solutions 

 

 

 

 

 

 Page 12 

Use Cases 

The MXP924 module may be used to connect the PXIe chassis to a PC utilizing a MXH932. A PC can connect to several MXP924 
using a single or multiple MXH932. The MXH924 can also be used to daisy chain PXIe chassis.  The supported use cases and the DIP 
switch settings are summarized in section Configuration and DIP Switches on page 10. DIP-Switch settings for the MXH932 card can 
be found in the MXH932 Users Guide available from 

www.dolphinics.com

Use Case A - 1 Host 

 Single PXIe Configuration - PCIe x16 

The Host system has a MXH932 adapter configured for Host operation and a direct x4, x8 or x16 link to a MXP924.  If you are not 
using all four ports, please always start connecting the lower port numbers.  
 
The MXP924 DIP-1 Switch should be set to Config 0: Singe Target config. 

 
 
 
 
 
 
 
 
 
  
 
 
 

MXH932 Host card ports 

MXP924 ports 

P1 

P1 

P2 

P2 

P3 

P3 

P4 

P4 

Table 5: Required x16 cabling 

Always connect a cable from Port #x to Port #x 
A failure connecting any of the cables will cause the link to re-train to x8 or x4.  

 

 

Figure 2: Use Case A

 

Summary of Contents for PXIe MXP924

Page 1: ...MXP924 User s Guide Dolphin Interconnect Solutions Page 1 Dolphin PXIe System Switch Module MXP924 MXP924 Users Guide Version 1 5 Date 4th March 2022...

Page 2: ...MXP924 User s Guide Dolphin Interconnect Solutions Page 2...

Page 3: ...stain relief 8 Supported cable lengths 8 Disconnecting the Cable 9 STEP 7 VERIFY INSTALLATION LEDS 9 OPERATION 10 CONFIGURATION AND DIP SWITCHES 10 DIP Switches 10 DIP Switch SW1 settings 10 DIP Switc...

Page 4: ...VICE PROVIDED DOLPHIN S MAXIMUM LIABILITY WILL NOT EXCEED THE TOTAL AMOUNT PAID FOR THE PRODUCT BY THE PURCHASER PCI Express External Cabling specification 4 0 is as of the release of MXP924 not compl...

Page 5: ...k for PCIe clustering and IO Please visit http www dolphinics com software for more information Lane One PCI Express Lane contains a differential pair for transmission and a differential pair for rece...

Page 6: ...board management controllers for flexible configuration and cable management Flash recovery option PFX Multi configuration support Relative Humidity 5 95 non condensing CE and FCC markings Packaging T...

Page 7: ...P924 cable ports are compliant to the SFF 8644 industry specification and supports PCIe cables compliant to the PCIe External Cabling Specification 4 0 Four x4 cables are needed for full PCIe x16 conn...

Page 8: ...ic bag containing the MXP924 Please follow your PXIe chassis manual on how to install a PXIe System switch module The MXP924 supports PCI Express Gen1 Gen2 Gen3 and Gen4 backplanes Please review the l...

Page 9: ...2 LED below The LEDs are visible through cut outs in the front panel below each port LED color Function Off No cable installed or PXIe not powered Yellow Cable installed no link Yellow blink Temperat...

Page 10: ...lease leave all undocumented DIP switches in the default position Table 3 DIP SW1 settings and Table 4 DIP SW2 settings below shows all the various DIP switch settings for the MXP924 Note DIP switch c...

Page 11: ...Switch settings for MXP924 operation DIP Switch 1 The following DIP 1 Switch settings should be considered when configuring the MXP924 Config Use Case Configuration MXP924 DIP SW1 DIP switch view 0 A...

Page 12: ...rd can be found in the MXH932 Users Guide available from www dolphinics com Use Case A 1 Host Single PXIe Configuration PCIe x16 The Host system has a MXH932 adapter configured for Host operation and...

Page 13: ...ed to connect one or two PXIe systems utilizing a MXP924 s Please note always use MXP924 port P1 and P2 on both systems If you are only connecting a x4 please only use port P1 on both systems The MXP9...

Page 14: ...t the PCIe CMI protocol reset and other maintenance functions Dolphin may from time to time publish updated firmware for the BMC PCIe switch or EEPROM data for the card WARNING Please note that standa...

Page 15: ...bilities 100 Device Serial Number 00 00 42 42 00 00 00 ff lspci s 1 0 0 v 01 00 0 PCI bridge PMC Sierra Inc Device 4052 prog if 00 Normal decode Flags bus master fast devsel latency 0 IRQ 122 Bus prim...

Page 16: ...d while the link is not active This needs to be active if the subsystem has power CBLPRSNT Cable present detect an active low signal pulled down by the cable when it is inserted into the MXP924 connec...

Page 17: ...hat their products are compliant with all regulations where their product will be used RoHS Compliance The Dolphin MXP924 is RoHS compliant A Compliance certificate issued by the manufacturer is avail...

Page 18: ...h voltage surges shipping or abnormal working conditions Damages which result from violating the specified operating or storage temperatures and airflow Damages caused by acts of nature e g floods sto...

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