M40S 3
SAMSUNG HARD DISK DRIVE

2. Block Diagram of HDD

HDD
PCBA (PCB ASSEMBLY)
-PCBA
HDA (HEAD DISK ASSEMBLY)
-HEAD
-DISK
- VCM (Voice Coil Motor)
- SPM (Spindle Motor)
PREAMP &
WRITE DRIVER
Marvell
G214M
READ/WRITE
CHANNEL IC
Marvell 88C6590
SPINDLE MOTOR &
ACTUATOR COMBO
DRIVER
TLS2502
CUSTOMIZED IC including
AT CONTROLLER, EMBEDDED
SERVO CONTROLLER, DSP
PROCESSOR, ADC & DAC
Dual-DSP 88I6525
Internal Flash Ron
1.5Mbit
Buffer 64Mbit
K4S641632H-UC60
A
T
A
B
U
S
HDA