5-18 Hardware Specifications Rev.A
Confidential
Each of these ports is restricted to the capacitance limits shown below.
FDD
The external 3.5-inch FDD (optional), which makes it possible to read and write 1.44MB/720KB
in floppy disks, can be connected to the SR-600.
HDD
A 2.5-inch ATA interface HDD can be installed in the SR-600. The specification is explained
below.
Interface: ATA (Primary)
Transfer mode: PIO Mode4, Ultra DMA Mode 2 33 MB (not compliant with 66MHz)
Size: 2.5-inch (9.5mm) maximum height

HDD Capacity Limit

The HDD capacity has the following limits (upper limits) including BIOS and OS explained
below.
1. BIOS upper limit : 137.4 GB
Addressing is capable up to 137.4 GB(228 x 512byte/sector) by applying the LBA
addressing method.
2. OS capacity limit
The following limit is applied according to its format typ e .
NTFS (WindowsNT4.0)
Theoretically maximum partition size 16EB(16x1024x1024GB)
Boot partition size 4GB
ServicePack3 applied, recognizable maximum size 8GB

HDD Jumper Setting

2.5-inch HDD is used only as Master, therefore the jumper setting is not necessary.
Table 5-6 Electrical Capacitance of Each Port
Port Power Supply capacity Remarks
COMport +5VDC 400mA each +5VDC The total for all 5 ports
must not exceed 2.8A.
USBport +5VDC 500mA each
keyboard +5VDC 500mA
PCI slot +5VDC 1A
FDD +5VDC 500mA
PCI slot +12VDC 500mA +12VDC The total for 2 ports must
not exceed 700mA.
DMD +12VDC 600mA