C-32
Sun Blade 1500 Service, Diagnostics, and Troubleshooting Manual
• December
2004
C.7.1
ATA 100
The I/O subsystem provides two channels of IDE within the IDE
controller to support up to a maximum of four devices. Each channel can operate at
DMA mode 5 independently. The standard configuration is an UltraDMA/100-
capable hard drive on the primary channel and a optical media drive on the
secondary channel. Key features of the IDE controllers are:
■
Supports PCI bus mastering at 200 MB/sec transfer rate.
■
Two separate IDE channels that support UltraDMA/100 high performance ATA
bus for 100 MB transfer rate and concurrent operation.
■
Dedicated ATA bus pins and buffers for each channel
Note –
The hard drives of the Sun Blade 1500 workstation share the same IDE
controller channel. Therefore, internal drive mirroring is not supported.
C.7.2
Smart Card Reader
The provides a System Management Bus (SMBus) host controller. The
controller provides a communication channel for I
2
C devices using the SMBus
protocol. In the Sun Blade 1500 workstation, the smart card reader is the only device
on the SMBus.
The smart card reader is ISO7816-compliant and supports Payflex and Cyberflex
smart cards.
lists the functions of the smart card reader LED.
Note –
The LED indicates the condition of the smart card itself, not the reader.
TABLE
C-10
Smart Card Reader LED Status
LED Activity
Condition
Solid amber
Read or write error to the smart card.
Solid green
Device within smart card is open and ready
for access.
Flashing green
Reading or writing to smart card.
Summary of Contents for Sun Blade 1500
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