Amstrad PC - ALT386 Laptop DIP Switches
To the right of the serial mouse connector, a set of dip switches with the following functions:
- Sw1=Off, Sw2=On, Sw3=On 512K memory
- Sw1=On, Sw2=Off, Sw3=On 1MB memory (default)
- Sw1=Off, Sw2=On, Sw3=Off 2MB memory
- Sw1=On, Sw2=Off, Sw3=Off 4MB memory
- Sw4 (ALT386SX Only) - Page mode - ALWAYS On
- Sw5 - Wait states - ALWAYS Off
- Sw6 - 8/16MHz clock - Off = 16MHz
- Sw7 - Mono/Colour - On = Colour
- Sw8 - Enable/Disable serial - On = Enable
- Sw9 - (ALT386SX Only) - Pipeline - ALWAYS ON
- Sw10 - Drive B: - type II - ALWAYS OFF
ALT DIP switch settings (Bank B) are as follows:
- Sw1 and Sw2 ON = Onboard VGA enabled
- Sw1 and Sw2 OFF = Onboard VGA disabled
ALT DIP switch settings (Bank A):