AVerMedia M792 PCIe Combo (OEM)

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AVerMedia M792 PCIe Combo (OEM)

A low-profile NTSC/ATSC PCIe card from AVerMedia.

It is currently not supported under Linux.


The AVerMedia PCIe Combo (OEM) is probly related to the AVerMedia M791 except in a few components. The M792 can be found in HP Pavilion Slimline desktop PCs. HP does not list the AverMedia model number on its product specification page, but you can find the Windows driver for M792 in the download page for s3400t.

Components Used

  • LG LGDT3304 (8VSB/QAM demodulator)
  • Conexant CX23887-14Z (A/V Decoder & PCIe bridge)
  • Conexant CX23417-11Z (MPEG-2 A/V Encoder)
  • EtronTech EM638325TS-6G (SDRAM)
  • NXP TDA8295 (analog TV demodulator)


lspci -vv output

03:00.0 Multimedia video controller: Conexant Device 8880 (rev 0f)
        Subsystem: Avermedia Technologies Inc Device de39
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 16
        Region 0: Memory at ef600000 (64-bit, non-prefetchable) [size=2M]
        Capabilities: [40] Express (v1) Endpoint, MSI 00
                DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
                        ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset-
                DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
                        RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
                        MaxPayload 128 bytes, MaxReadReq 512 bytes
                DevSta: CorrErr- UncorrErr+ FatalErr- UnsuppReq+ AuxPwr- TransPend-
                LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0 <2us, L1 <4us
                        ClockPM- Suprise- LLActRep- BwNot-
                LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
                        ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk- DLActive- BWMgmt- ABWMgmt-
        Capabilities: [80] Power Management version 2
                Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [90] Vital Product Data <?>
        Capabilities: [a0] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
                Address: 0000000000000000  Data: 0000
        Capabilities: [100] Advanced Error Reporting <?>
        Capabilities: [200] Virtual Channel <?>
        Kernel driver in use: cx23885
        Kernel modules: cx23885

lspci -vn output

03:00.0 0400: 14f1:8880 (rev 0f)
	Subsystem: 1461:de39

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