Jumpers and Connectors
Jumper
Setting
JP1
1-2
2-3
JP4
Short
Open
Connector
CN1
CN2
CN3
CN5
CN7
CN8
CN9
JP5
S1
S2
S3
1-18
Function
2
I
C Buffer ID
21h
23h
Terminator Power Source
Both from Backplane and Host
Only from Host
Description
SCSI 68-pin P connector - In
Front power LED connector
2
I
C Buffer connector
Slot 1
Slot 2
SCSI 68-pin connector - Out
Slot 3
Power connector
Slot 1 ID switch
Slot 2 ID switch
Slot 3 ID switch
Altos 500 System Guide