Acer Altos 1100 Acer Altos 1100 User's Guide - Page 109
SCSI Backplane Board, The SCA II connector
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Connector CN1 CN2 CN3 CN6 CN8 JP5 S1 S2 S3 SW1 SW2 Description SCSI 68-pin P connector - In Front power LED connector I2C Buffer connector Reserved SCSI 68-pin connector - Out Power connector Slot 1 ID switch Slot 2 ID switch Slot 3 ID switch Reserved Reserved 3.6.2 SCSI Backplane Board The LVD SCSI hot-swap cage includes a hot plug SCA single-ended backplane, LED board, and the hard drive cage itself. It supports three 1-inch SCA-II SCSI hard drives in one channel with active terminator built-in. The SCA II connector design allows for the addition and removal of SCSI drives without shutting down the system. Chapter 3 System Housing 3-15
![](/manual_guide/products/acer-computers-altos-1100-acer-altos-1100-users-guide-c82bb95/109.png)
Chapter 3 System Housing
3-15
Connector
Description
CN1
SCSI 68-pin P connector - In
CN2
Front power LED connector
CN3
I
2
C Buffer connector
CN6
Reserved
CN8
SCSI 68-pin connector - Out
JP5
Power connector
S1
Slot 1 ID switch
S2
Slot 2 ID switch
S3
Slot 3 ID switch
SW1
Reserved
SW2
Reserved
3.6.2
SCSI Backplane Board
The LVD SCSI hot-swap cage includes a hot plug SCA single-ended backplane,
LED board, and the hard drive cage itself.
It supports three 1-inch SCA-II SCSI
hard drives in one channel with active terminator built-in.
The SCA II connector
design allows for the addition and removal of SCSI drives without shutting down
the system.