Acer TravelMate 4740 Service Manual page 28

Memory Combinations
0 GB
0 GB
0 gb
1 GB
1 GB
1 GB
1 GB
2 GB
2 GB
2 GB
2 GB
4 GB
4 GB
4 GB
4 GB
NOTE: Above table lists some system memory configurations. You may combine DIMMs with various
capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 could be
reversed.
Hard Disk Drive
Item
Vendor &
Model Name
Capacity (GB)
Bytes per
sector
Data heads
Drive Format
Disks
Spindle speed
(RPM)
Performance Specifications
Buffer size
(MB)
Interface
Max. media
transfer rate
(disk-buffer,
Mbytes/s)
18
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Slot 1
1 GB
2 GB
4 GB
0 GB
1 GB
2 GB
4 GB
0 GB
1 GB
2 GB
4 GB
0 GB
1 GB
2 GB
4 GB
Seagate Seagate
ST9160314AS ST9250315AS
Toshiba Toshiba
MK1665GSX MK2565GSX
HGST HGST
HTS545016B9A30 HTS545025B9A300
0 WD
WD WD2500BEVT-
WD1600BEVT- 22A23T0
22A23T0
160 250
512 512
3/4 4
2 1
5400 5400
8 8
SATA SATA
540 540
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Slot 2
1 GB
2 GB
4 GB
1 GB
2 GB
3 GB
5 GB
2 GB
3 GB
4 GB
5 GB
4 GB
5 GB
6 GB
8 GB
Specification
Seagate Seagate
ST9320325AS ST9500325AS
Toshiba Toshiba
MK3265GSX MK5065GSX
HGST HGST
HTS545032B9A300 HTS545050B9A30
WD 0
WD3200BEVT- WD
22A23T0 WD5000BEVT-
22A0RT0
320 500
512 512
4 4
2 2
5400 5400
8 8
SATA SATA
850 3.0 GB/s Max.
Buffer to Host
Total Memory
Toshiba
MK6465GSX
WD
WD6400BEVT-
22A0RT0
640
512
4
2
5400
8
SATA
3.0 GB/s
Chapter 1