Acer Veriton 3500, Service Manual

Page: 37 / 176

Chapter 1 27
MTBF (Mean Time Between
Failure) 30,000
Floppy disk drive controller Embedded in SMSC LPC47M192
Floppy disk drive controller resident
bus LPC
Support FDD format 360KB, 720KB, 1.2MB, 1.44MB, 2.88MB; 3-mode
Hard Disk Drive Interface
Item Specification
Vendor & Model Name Seagate U Series 40810 ST340810A
Capacity 40GB
Bytes per sector 512
Average seek time (ms) 8.9
Data Heads 2
Drive Format
Disks 1
Spindle speed (RPM) 5400
Performance specifications
Buffer size (Kbyte) 512
Cache buffer 2
Interface Altra ATA/ 100
Internal data transfer rate
(Mbytes/s) max. 436
I/O Data transfer rate
(Mbytes/s) max. 100 MB/sec.
Ultra ATA Mode
ATA data transfer modes supported PIO Modes 0-4
Multiword DMA Modes 0-2
Ultra DMA Modes
DC Power Requirements (max) 5V 12V
Startup (peak) 1.5A 2A
Maximum seeking (RMS) 1.5A 2A
Voltage tolerance 5V(DC) +/- 5% 12V(DC) +/- 10%
MTBF (Mean Time Between Failure) 625,000
S.M.A.R.T. function supported
DVD-ROM Interface
Item Specification
Vendor & Model Name Pioneer DVD-117RD
Performance Specification With CD Diskette With DVD Diskette
Transfer rate (KB/sec) Sustained:
Max 3.6 MB/s Sustained:
Max8.31MB/s
Average access time 120ms 180ms
Data Buffer Capacity 512 KBytes
Interface IDE/ATAPI
Floppy disk drive Interface
Item Specification