DFI HM920-HM86 - Manual (Page 19)

www.dfi .com Chapter 3 Hardware Installation
19
Chapter 3
Signal Pin# Module Pin Type Pwr Rail /Tolerance HM920 Carrier Board Description
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PCI Express Lanes Signals Descriptions
PCIE_TX5+ A52 AC Coupling capacitor
PCIE_TX5- A53 AC Coupling capacitor
PCIE_RX5+ B52
PCIE_RX5- B53
PCIE0_CK_REF+ A88
PCIE0_CK_REF- A89
Signal Pin# Module Pin Type Pwr Rail /Tolerance HM920 Carrier Board Description
PEG_TX0+ D52 AC Coupling capacitor
PEG_TX0- D53 AC Coupling capacitor
PEG_RX0+ C52
PEG_RX0- C53
PEG_TX1+ D55 AC Coupling capacitor
PEG_TX1- D56 AC Coupling capacitor
PEG_RX1+ C55
PEG_RX1- C56
PEG_TX2+ D58 AC Coupling capacitor
PEG_TX2- D59 AC Coupling capacitor
PEG_RX2+ C58
PEG_RX2- C59
PEG_TX3+ D61 AC Coupling capacitor
PEG_TX3- D62 AC Coupling capacitor
PEG_RX3+ C61
PEG_RX3- C62
PEG_TX4+ D65 AC Coupling capacitor
PEG_TX4- D66 AC Coupling capacitor
PEG_RX4+ C65
PEG_RX4- C66
PEG_TX5+ D68 AC Coupling capacitor
PEG_TX5- D69 AC Coupling capacitor
PEG_RX5+ C68
PEG_RX5- C69
PEG_TX6+ D71 AC Coupling capacitor
PEG_TX6- D72 AC Coupling capacitor
PEG_RX6+ C71
PEG_RX6- C72
PEG_TX7+ D74 AC Coupling capacitor
PEG_TX7- D75 AC Coupling capacitor
PEG_RX7+ C74
PEG_RX7- C75
PEG_TX8+ D78 AC Coupling capacitor
PEG_TX8- D79 AC Coupling capacitor
PEG_RX8+ C78
PEG_RX8- C79
PEG_TX9+ D81 AC Coupling capacitor
PEG_TX9- D82 AC Coupling capacitor
PEG_RX9+ C81
PEG_RX9- C82
PEG_TX10+ D85 AC Coupling capacitor
PEG_TX10- D86 AC Coupling capacitor
PEG_RX10+ C85
PEG_RX10- C86
PEG_TX11+ D88 AC Coupling capacitor
PEG_TX11- D89 AC Coupling capacitor
PEG_RX11+ C88
PEG_RX11- C89
PEG_TX12+ D91 AC Coupling capacitor
PEG_TX12- D92 AC Coupling capacitor
PEG_RX12+ C91
PEG_RX12- C92
PEG_TX13+ D94 AC Coupling capacitor
PEG_TX13- D95 AC Coupling capacitor
PEG_RX13+ C94
PEG_RX13- C95
PEG_TX14+ D98 AC Coupling capacitor
PEG_TX14- D99 AC Coupling capacitor
PEG_RX14+ C98
PEG_RX14- C99
PEG_TX15+ D101 AC Coupling capacitor
PEG_TX15- D102 AC Coupling capacitor
PEG_RX15+ C101
PEG_RX15- C102
PEG_ENABLE# D97 I CMOS 3.3V / 3.3V PU 10k to 3.3V Strap to enable PCI Express x16 external graphics interface. Pull low to
enable the x16 PEG interface.
PEG_LANE_RV# D54 I CMOS 3.3V / 3.3V PU 4.7k to 3.3V PCI Express Graphics lane reversal input strap. Pull low on the Carrier
board to reverse lane order.
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Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Device - Connect AC Coupling cap 0.1uF
Slot - Connect to PCIE Conn pin
Connect to PCIE device or slot
I PCIE AC coupled off Module
PCI Express Graphics receive differential pairs 14
PCI Express Graphics receive differential pairs 12
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 14
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 15
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 13
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 15
I PCIE AC coupled off Module
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 13
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 12
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 11
I PCIE AC coupled off Module
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 11
PCI Express Graphics receive differential pairs 10 Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 8
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 10
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 9
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 9
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 8
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 5
O PCIE
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 6
Connect to PCIE device or slot
Connect AC Coupling cap 0.22uF
Connect to PCIE device or slot
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 5
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 7
AC coupled on Module PCI Express Graphics transmit differential pairs 7
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 6
PCI Express Graphics transmit differential pairs 4
I PCIE AC coupled off Module
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 3
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 2
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 3
PCI Express Graphics receive differential pairs 4
O PCIE AC coupled on Module
O PCIE PCIE Connect to PCIE device, PCIe CLK Buffer or slot Reference clock output for all PCI Express and PCI Express Graphics lanes.
O PCIE AC coupled on Module
I PCIE
PCI Express Graphics transmit differential pairs 2
PEG Signals Descriptions
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 0
I PCIE AC coupled off Module PCI Express Graphics receive differential pairs 0
O PCIE AC coupled on Module PCI Express Graphics transmit differential pairs 1
AC coupled off Module PCI Express Graphics receive differential pairs 1
Connect AC Coupling cap 0.22uF
I PCIE AC coupled off Module PCI Express Differential Receive Pairs 5
O PCIE AC coupled on Module PCI Express Differential Transmit Pairs 5
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