Intel X38ML Product Specification - Page 120
SATA Connectors, Serial Port Connectors
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Connectors and Jumper Blocks Intel® Server Board X38ML Table 57. NIC2- Intel® 82575EB (10/100/1000) Connector Pin-out (J3A2) Signal Name Pin Signal Name Pin GND 1 GRN_A/YEL_C D1 CT 2 GRN_C/YEL_A D2 MDI3P 3 GRN_A D3 MDI3N 4 GRN_C D4 MDI2P 5 MDI2N 6 MDI1P 7 MDI1N 8 MDI0P 9 MDI0N 10 7.5.3 SATA Connectors The Intel® ICH9R controller integrates a SATA controller with four SATA ports. The pin-out for these four SATA connectors is defined in the following table. Table 58. SATA Connector Pin-out (J1C1, J1C2, J2C2, J2C1) Pin Signal Name 1 GND 2 TXP 3 TXN 4 GND 5 RXN 6 RXP 7 GND 7.5.4 Serial Port Connectors One fully-functional serial port and one Tx/Rx only serial port is provided on the server board. A standard, external DB-9 serial connector is located on the back edge of the server board to supply a Serial A interface. An internal 3-pin header supplies a Serial B interface. Table 59. External DB-9 Serial A Port Pin-out (J5A1) Signal Name Pin Signal Name Pin DCD 1 DSR 2 RXD 3 RTS 4 TXD 5 CTS 6 DTR 7 RI 8 GND 9 108 Revision 1.3 Intel order number E15331-006