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2021年7月17日 星期六

Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)- 介紹(一)

Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)- 介紹(一):

這台是 Western Digital(WD / 西數 /威騰電子)硬碟機(HDD / Hard Disk Drive),型號 WD Caviar WD400 (WD400BB-23FJA0),容量有 40GB,生產日期 12 NOV 2004(估計在 2004年),生產廠商是 Western Digital Corp.,馬來西亞製造(Made in Malaysia),硬碟機尺寸 145.6mm × 101.3mm × 25.3mm,硬碟機重量是 430g(規格 - 620g)。

Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)
Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)的正面
Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)的背面
Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)的右側面
Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)的左側面
Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)的頂部
Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)的底部
Western Digital(西數)Caviar WD400 40GB 硬碟機(Hard Disk Drive)的標籤

品牌型號:Western Digital(西數)硬碟機(Hard Disk Drive / HDD)
型號:WD Caviar WD400(WD400BB-23FJA0)
Capacity:40.020GB(78,165,360Sector×512Byte=40,020,664,320Bytes )
Form Factor:3.5" × 1/3H
Disks:1
Data Heads:2(Logical read/write heads - 16)
Head Type:Thin-film Heads
Actuator Type:Rotary Voice Coil
Track Density:?
Bit Density:?BPI
Cylinders:(Logical cylinders s - ?)
Rotation RPM:7200 rpm
Rotation Ready Time:7s
Average Rotational Latency:4.2ms
Sectors/Track:35
Seek Times:8.9 ms / 10.9ms (Average)
Track To Track Seek Time:20ms
Full Stroke Seek Time:21ms
Controller:?
Data Transfer Rate:100MBps
Internal Data Rate:244MBps
Buffer Size:2MB
Precompensation Landing Zone:?
Bytes/Sector: 512
Record Method:Rate 16/17 PRML
MTBF:500,000 hour(s)
Storage Hard Drive / Non-Recoverable Errors:1 per 10^14 bits transferred
Interface:IDE / ATA-100
Connector:40 pin IDC
Shock Tolerance:65 g @ 2ms half-sine pulse (operating) / 300 g @ 2ms half-sine pulse (non-operating)
Operating Temperature:41 °F ~ 131 °F
Humidity Range Operating:5 ~ 85%
Max Altitude Operating:-1,000 feet to 10,000 feet (-300M to 3,050M)
Sound Emission:38dBA
Compliant Standards:CSA,FCC,IEC950,TUV,UL1950
Voltage Required:+5V 0.8A / +12V 0.75A(Active = 7.5 watts,Idle mode = 7.1 watts,Standby mode = 1.3 watts)
顏色:黑色
尺寸:145.6mm × 101.3mm × 25.3mm(規格 - 147mm × 101.6mm × 26.1mm)
重量:430g(規格 - 620g)
產地:馬來西亞製造(Made in Malaysia)
上市日期:估計 2004年
參考售價:?

2021年 7月 17日(Sat)天氣報告
氣溫:80.0°F / 27.0°C @ 08:00
風速:每小時 10 公里
降雨機會:43%
相對濕度:百分之 79%
天氣:多雲時陰

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