
42 Board Interfaces
Infinband Connector
Node A: CN90, CN91; Node B: CN92,CN93
IDT Switch Hub I2C Connector (JP4)
COM Connector
Node A: JP6; Node B: JP8
Pin Signal Pin Signal
S1 RX0P S14 TX1P
S2 RX0N S15 TX0N
S3 RX1P S16 TX0P
S4 RX1N G1 GND
S5 RX2P G2 GND
S6 RX2N G3 GND
S7 RX3P G4 GND
S8 RX3N G5 GND
S9 TX3N G6 GND
S10 TX3P G7 GND
S11 TX2N G8 GND
S12 TX2P G9 GND
S13 TX1N
Pin Signal Pin Signal
S1 RX0P S14 TX1P
S2 RX0N S15 TX0N
S3 RX1P S16 TX0P
Pin Signal Pin Signal
1 COM1 RTS/TXP 6 COM2 RTS/TXP
2 COM1 TXD/TXN 7 COM2 TXD/TXN
3 COM1 RXD/RXN 8 COM2 RXD/RXN
4 COM1 CTS/RXP 9 COM2 CTS/RXP
5GND10GND
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