Жесткий диск HDD IBM eServer xSeries ST318451LC 18.2GB, 15K rpm, Ultra160 SCSI, 80-pin SCA, p/n: 19K1638, 19K0656, FRU: 06P5717

Характеристики

UNFORMATTED CAPACITY (GB) ________________23.86
       FORMATTED CAPACITY (GB) __________________18.351
       AVERAGE SECTORS PER TRACK ________________345 rounded down
       ACTUATOR TYPE ____________________________ROTARY VOICE COIL
       TRACKS ___________________________________103,770
       CYLINDERS ________________________________10,377 user
       HEADS ______PHYSICAL______________________10
       DISCS (3.3 in) ___________________________5
       MEDIA TYPE _______________________________THIN FILM/GMR
       RECORDING METHOD _________________________PRML 16/17 EPR4
       INTERNAL TRANSFER RATE (mbits/sec)________385 to 512
       INTERNAL FORMATTED TRANSFER RATE (MB/sec)_37.4 to 48.9
       EXTERNAL TRANSFER RATE (mbyte/sec) _______40 Sync
            Low Voltage Differential(LVD) _______80/160 Sync
       SPINDLE SPEED (RPM) ______________________15k
       AVERAGE LATENCY (mSEC) ___________________2.00
       BUFFER (/option LWV and LCV) _____________4MB/16MB
         Read Look-Ahead, Adaptive,
         Multi-Segmented Cache
       INTERFACE ________________________________Ultra SCSI Wide
              Low Voltage Differential __________Ultra3-SCSI Wide
              ASA II, SCAM level 2 (1 default)
       BYTES PER TRACK __________________________ avg
       SECTORS PER DRIVE ________________________35,843,670
       TPI (TRACKS PER INCH) ____________________21,400
       BPI (PEAK KBITS PER INCH) ________________343
       AVERAGE ACCESS (ms read/write)____________3.9/4.5
         Drive level without controller overhead
       SINGLE TRACK SEEK (ms read/write) ________0.5/0.7
       MAX FULL SEEK (ms read/write) ____________7.5/8.0
       MTBF (power-on hours) ____________________1,200,000
       SHOCK (G's, 11/2/.5 ms):
                operating (Read/Write) __________15
                abnormal ________________________40
                nonoperating ____________________75/250/125
       ACOUSTICS (Bels typical) ________Idle ____4.0
                                         Max ____
       POWER DISSIPATION (watts/BTUs) Active ____/
                                      Idle ______10.7/36.6
       POWER REQUIREMENTS: +12V START-UP (amps) _1.42
                           +12V TYPICAL (amps) __0.61 idle
                           +5V START-UP (amps) __0.73
                           +5V TYPICAL (amps) ___0.68 idle
                           IDLE (watts) _________
       IBM AT DRIVE TYPE ________________________0 or NONE

       Physical:
                        Height (inches/mm):     1.00/25.4
                        Width  (inches/mm):     4.00/101.6
                        Depth  (inches/mm):     5.75/146.05
                        Weight    (lbs/kg):      1.6/0.726