The BEETLE /XL components ............................................................... 25
Overview ................................................................................................... 25
Storage concept........................................................................................ 27
The BEETLE card ..................................................................................... 29
The card types........................................................................................30
– SRAM cards.................................................................................. 30
– MASK ROM cards......................................................................... 31
– OTPROM cards.............................................................................31
– FLASH EPROM cards ..................................................................31
Inserting the BEETLE card..................................................................31
Removing the BEETLE card ............................................................... 32
Write protection for BEETLE cards .....................................................32
Changing the battery when using SRAM BEETLE cards...................33
The floppy drive.........................................................................................35
General................................................................................................35
Inserting a diskette ..............................................................................36
Removing a diskette............................................................................ 36
The CPU.................................................................................................... 37
General................................................................................................37
Interfaces............................................................................................. 38
Loudspeaker........................................................................................38
Nonvolatile RAM (NV-RAM)................................................................ 38
Dyamic RAM........................................................................................ 39
– Connecting hard disks .................................................................. 39
– Free AT slots................................................................................. 40
– Additional slot on the CPU............................................................40
Possible expansions ................................................................................. 40
Mini-disk (MD) .....................................................................................40
PCMCIA............................................................................................... 40
Streamer drive.....................................................................................41
Magneto-optical drive (MO)................................................................. 41
Power pack................................................................................................42
Accumulator batteries ............................................................................... 43
Changing the accumulator batteries ..................................................44
Security against power failure............................................................. 47
Changing the lithium battery of the BEETLE /XL......................................48
LED indicators ..........................................................................................50
Configuration variations......................................................................... 51
Plug-in cards for the CPU .........................................................................51
ASYNC controller ................................................................................ 51
VGA controller.....................................................................................51