MITSUBISHI ELECTRIC APRICOT 340 User Manual
Page 110
I n s i d e t h e S y s t e m U n i t
APRICOT 340 OWNER’S HANDBOOK A/9
SoundBlaster I/O port address
The on-board SoundBlaster-compatible audio system can be
configured to use I/O base address 220h or 240h.
SoundBlaster I/O base address
IC12
220h (default)
Closed
240h
Open
BIOS upgrade and recovery
These jumpers should not normally be changed except by a service
engineer or at the direction of a service engineer. However, you may
need to enable BIOS reprogramming to use the optional LOC
Technology system in an Apricot LS340 system.
Clearing CMOS
PL21
CMOS battery connected (default)
1-2
CMOS battery disconnected
2-3
BIOS image selection
PL5
Boot using normal BIOS (default)
1-2
Boot using recovery BIOS
2-3
BIOS reprogramming
PL6
Enabled
1-2
Disabled (default)
2-3