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A P P E N D I X
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Specifications
RAID Controller Specifications m 2 gigabit-per-second (Gb/sec.) fibre channel port m Seven independent ATA-100 drive channels m Minimum 128 megabytes (MB) of PC-100 SO-DIMM RAM m Two 66 megahertz (MHz) PCI buses m Hardware parity generation m Support for RAID 0, 1, 3, 5, 0+1 m RAID Now (RAID creation during initialization) m Variable rebuild rate m Tag command queueing m Hot sparing
Fibre Channel PCI Card Specifications m 2 Gb/sec. fibre channel communication per channel using dual controllers (one for each group of seven drive modules) m Fibre channel connection using either copper or optical cable; two copper cables supplied with the Apple Fibre Channel PCI Card (sold separately) m Cable connectors: HSSDC2 for the system’s controller modules; SFP for the host bus adapter card
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84 Appendix A
Apple Drive Module Specifications m ATA-100 m Hot-swappable modules (compatible with Xserve) m Temperature sensor m SMART drive support
Dimensions and Operating Environment
Dimensions m Height: 133 mm (5.25 in.) (3U) m Width: 483 mm (19.0 in.) with mounting brackets m Depth: 442 mm (17.4 in.) m Drive module weight: 2 lbs. (0.9 kg) m Weight: 60–100 lbs. (27–45 kg), depending on configuration
Weight depends on the number of drive modules installed in the system.
Operating environment m Operating temperature: 10° to 35° C (50° to 95° F) m Storage temperature: –40° to 47° C (–40° to 116.6° F) m Relative humidity: 20% to 80% (noncondensing) m Altitude maximum: 3048 meters (10,000 feet)
Ethernet Specifications m IEEE 802.3 compliant m Maximum cable length: 100 meters (m) (328 ft) m Connectors: RJ-45 for 10Base-T and 100Base-TX m Media, 10Base-T: Category 3 or higher UTP on 2 pairs up to 100 m m Media, 100Base-TX: Category 5 UTP on 2 pairs up to 100 m m Channel speeds: IEEE Auto Negotiation of 10Base-T and 100Base-TX
UPS Interface Specifications m DB-9 interface, compatible with APC uninterruptible power supply m UPS interface pinouts:
m 9-pin D connector
1 2 3 4 5
6 7 8 9 m Pin signals
1: (CD) UPS battery low (20%) <from UPS to Xserve RAID>
2: Not used
3: Not used
4: (DTR) handshake option <from Xserve RAID to UPS>
5: Ground
6: Not used
7: (RTS) reserved
8: (CTS) Line fail—switch to UPS battery <from UPS to Xserve RAID>
9: (RI) reserved m Serial cable to UPS should be number 940-0020B (or comparable cable) for APC basic signaling
Specifications 85
86 Appendix A
Power Supply Specifications
AC line input m 450 watt ( W ) total power capacity for each power supply (system uses a maximum of
450 W total) m 100–127/200–240 volts ( V ) AC; 7.6/3.8 amps (A); 50/60 hertz (Hz) per power cord m Fully redundant, load-sharing m Hot-swappable m Monitoring of fan, power, and AC operation m Power factor correction
Cooling Module Specifications m Temperature sensor m 12V operation m Hot-swappable m Fan speed monitoring
Battery Module (Optional) Information
You can install two optional battery modules to maintain data in the RAID controller’s cache.
These batteries are available from an Apple-authorized dealer.
m Charges from system’s power supply when installed and system is turned on m Support for two battery modules
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