Parameters of WDC WD400LB-00DNA0 with Firmware 77.07W77

General information
TrademarkWestern digital
ModelWDC WD400LB-00DNA0
Capacity37.2 GB
InterfacePATA
Maximum Ultra DMA mode5
Firmware77.07W77
Firmware upgradesupported
ATA version6
Advanced Formatnot supported
Units tested6
Times tested17
Performance
Maximum interface speed100 MB/s
Maximum buffered read speed76 MB/s
Maximum read speed54 MB/s
Minimum average access time19.40 msec
Cache buffer2 MB
Volatile write cachesupported
Read look-aheadsupported
Command Queuing Optimization (TCQ)not supported
Advanced Power Management (APM)not supported
Acoustic Management (AAM)supported
Reliability
Count of sensors15
Free-fall Controlnot supported
SMART Command Transport (SCT)not supported
Duration of full self test24 minutes
Maximum temperature61°C (141°F)
Average maximum temperature49°C (120°F)
Security
Drive access restrictionsupported
Enhanced security erasenot supported
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordsupported