Altos 1100 Series User’s Guide
1-6
Jumpers are prefixed “JP”. Connectors are
prefixed “CN”. The blackened pin of a
jumper or connector represents pin 1.
1.4.2 Jumper Settings
Table 1-1 lists the system board jumpers with their corresponding settings and
functions.
Table 1-1
System Board Jumper Settings
Jumper
Setting
Function
JP4
1-2/4-5
2-3/5-6*
Reserved
Reserved
JP5
1-2*
2-3
Reserved
Reserved
BIOS Logo Select
JP6
1-2*
2-3
Acer
None
Password Security
JP7
1-2
2-3*
Check password
Bypass password
Sound Output
JP8
1-2*
2-3
Buzzer
Speaker
* Default