Apple Xserve (Early 2009) User Manual download pdf (Page 48)

48 Appendix A Specications

Power Supply

One or two 750 W power supplies Â

AC line input: 100–240 V alternating current (AC), single phase, 50–60 hertz (Hz)

Â Maximum AC line current: 9.5 A (100–127 V) or 5 A (200–240 V). If two power supplies

are installed, they split this load.

Serial Port

9-pin D connector Â

1 2 3 4

6 7 8 9

Pin signals Â

1: Received line signal detector (RLSD)

2: Received data (RD)

3: Transmitted data (TD)

4: DTE ready (DRT CD)

5: Signal ground (SGND)

6: DCE ready (DCR CC)

7: Request to send (RTS)

8: Clear to send (CTS)

9: Ring indicator (RI)

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Apple Xserve (Early 2009) User Manual Page 48