| Racking | 
  
   
    | Standard telco racks: 19 in. | 
  
   
    | Processor | 
  
   
    | Number | 
    One | 
  
   
    | Architecture | 
    400 MHz or 500 MHz UltraSPARC IIe  | 
  
   
    | Cache | 
    16 KB data and 16 KB instruction on-chip; Secondary: 256 on-chip | 
  
   
    | Main Memory | 
  
   
    | Capacities | 
     
       128- or 256-MB DIMMs  
        512-MB DIMMs (500 MHz models) 
         
       1 GB maximum (400 MHz models) 
        2 GB maximum (500 MHz models) 
      | 
  
   
    | Standard 
      Interfaces  | 
  
   
    | Ethernet | 
    Two ethernet/fast ethernet (10BASE-T/100BASE-T) shielded twisted-pair 
      (STP) connector (RJ-45) | 
  
   
    | Serial | 
    Two RS-232C/RS-423 serial ports (RJ45); 
      port A is used for LOM | 
  
   
    | System Configuration Reader and Card | 
     
       Rear-accessible for transfer of system configuration information, including 
        hostid 
      | 
  
   
    | USB | 
    Two standard Universal Serial Bus (USB) 
      Type A ports | 
  
   
    | Internal 
      Mass Storage | 
  
   
    | Disk | 
     
       Up to two 5400 RPM, 20-GB IDE disks (400 MHz models) 
        Up to two 7200 RPM, 40.8-GB ATA disks (500 MHz models) 
     | 
  
   
    | Environment | 
  
   
    | AC input | 
    90 - 264 VAC, 47 - 63 Hz, 1.3 A(max) | 
  
   
    | Input power | 
     81 W(max) | 
  
   
    | Heat output | 
     148 BTU/hr (nominal) to 280 BTU/hr (max) | 
  
   
    | Temperature | 
     Operating: 5° C to 40° C (41° F to 104° 
      F) 
      Nonoperating: -40° C to 70° C (-40° F to 158° F) 
     | 
  
   
    | Humidity | 
     Operating: 5% to 85% relative humidity, noncondensing 
      Nonoperating: 10% to 95% relative humidity, noncondensing | 
  
   
    | Altitude | 
     Operating: -300 m to 3000 m (-1000 to 10,000 ft.) 
      Nonoperating: -300 m to 12,000 m (-1000 to 40,000 ft.)  | 
  
   
    | Acoustic noise | 
     Operating: 6.3 bels 
      Idling: 6.0 bels | 
  
   
    | Number of cords | 
    1 | 
  
   
    Regulations 
      Meets or exceeds the following 
      requirements: | 
  
   
    | Safety | 
    UL 1950, EN 60950 | 
  
   
    | Emissions | 
    EN 55022 Class A, FCC Class A | 
  
   
    | Immunity | 
    EN 55025 | 
  
   
    | Dimensions 
      and Weights | 
  
   
    | Height | 
    43.6 mm (1.7 in) | 
  
   
    | Width  | 
    436.7 mm (17.2 in) | 
  
   
    | Depth  | 
    330.0mm (13.0 in) | 
  
   
    | Weight | 
    6.0 kg (13.2 lb) | 
  
   
    | Shipping Weight  | 
    10.0 kg (22.0 lb) |