5. Installing the i2/i3 HDisk Board in normal version instruments
(yellow operating system EPROM).
a) Unscrew the screw which holds the 
"Main Board" 
in place (see illustration 2). Screw the 
spacer
bolt
 supplied into this hole.
b) Pull the female connector of the ribbon cable leading to the Style Card slot out of the 
CN15A
socket.
c) Connect the 
grey female connector 
of the i2/i3
 Hard-Disk Board
 to the 
CN15A socket
 and
screw the board onto the spacer bolt installed in step a) (lower hole of the i2/i3 Hard-Disk Board).
d) Connect the 
female connector of the Style Card slot 
to the 
black male connector 
located at the
upper end of the i2/i3 Hard-Disk Board.
e) Connect the 
ribbon cable 
supplied to the male connector located on the left bottom side of the
i2/i3 Hard-Disk Board. Connect the other female connector of the ribbon cable to the male
connector of the hard disk.
f) Pull the 
protective foil
 off the adhesive tapes and stick the hard disk to the 
bottom side 
of the
i2/i3's enclosure (
below 
the ribbon cable leading to the floppy drive).
g) Reassemble the keyboard.
6. Installing the i2/i3 HDisk Board in EX version instruments
(red operating system EPROM)
a) Unscrew the screw by which the "i2/i3 Style EX" board is attached to the "Main Board" by means
of a spacer bolt (see illustration 2). Screw the 
spacer bolt
 supplied into this hole.
b) Pull the female connector of the ribbon cable leading to the Style Card slot out of the 
socket of
the "i2/i3 Style EX" board
.
c) Connect the 
grey female connector 
of the "
i2/i3 HDisk
"
 Board
 to the 
male connector of the
"i2/i3 Style EX" board 
and screw the board into the spacer bolt installed in step a) (upper hole of
the i2/i3 HDisk Board). In addition you can use the cable strap to hold the i2/i3 HDisk Board in
place. To do so, insert the cable strap into the remaining hole of the i2/i3 HDisk Board, pull it
around the i2/i3 Style EX board and tighten the cable strap.
d) Connect the 
ribbon cable 
supplied to the male connector located on the left bottom side of the
i2/i3 HDisk Board. Connect the other female connector of the ribbon cable to the male connector
of the hard disk.
e) Connect the 
female connector of the Style Card slot 
to the 
black male connector 
located at the
top end of the "i2/i3 HDisk Board".
f) Pull the 
protective foil
 off the adhesive tapes and stick the hard disk to the 
bottom side 
of the
i2/i3's enclosure (
below 
the ribbon cable leading to the floppy drive).
g) Reassemble the keyboard.