Hdd; Cd-Rom; Hdd Specifications; Cd-Rom Specifications - Acer 390 Series Service Manual

1.4.18

HDD

Table 1-22

HDD Specifications

Item
Vendor & Model Name
Drive Format
Capacity (MB)
Bytes per sector
Logical heads
Logical sectors
Logical cylinders
Physical read/write heads
Disks
Spindle speed (RPM)
Performance Specifications
Buffer size (KB)
Interface
Data transfer rate
(disk-buffer, Mbytes/s)
Data transfer rate
(host-buffer, Mbytes/s)
DC Power Requirements
Voltage tolerance (V)
1.4.19

CD-ROM

Table 1-23

CD-ROM Specifications

Item
Vendor & Model Name
Performance Specification
Speed (KB/sec)
Access time (ms)
Buffer memory (KB)
Interface
Applicable disc format
Loading mechanism
Power Requirement
Input Voltage (V)
1-18
Hitachi DK225A-21
2160
512
16
63
4889
6
3
4464
128
ATA-3(IDE)
5.7 ~ 9.0
16.6 /33.3
(max., PIO mode 4)
5 5%
Panasonic KMEUJDA110
2100 (14X ave. speed)
150 (Typ.)
128
Enhanced IDE (ATAPI) compatible
CD-DA, CD-ROM, CD-ROM XA (except ADPCM), CD-I, Photo CD
(Multisession), Video CD, CD+
Soft eject (with emergency eject hole)
5
Specification
IBM DTNA22160
2160
512
16
63
4200
6
3
4000
96
ATA-2
5 ~ 7.7
16.6
(max., PIO mode 4)
5 + 5%
Specification
IBM DDLA21620
1620
512
16
63
3152
3
2
4000
96
ATA-2
5 ~ 8.3
16.6
(max., PIO mode 4)
5 5%
Service Guide