Audio Note IO I - Manual (Page 9)

It is often easier to connect the tonearm wires to the connection pins located at the
rear of the cartridge body before it is mounted in the head-shell. The pins are colour
coded according to the International Standard Colour Code. Connect the four
tonearm wires to the corresponding cartridge pins: -
UNDER NO CIRCUMSTANCES SHOULD THE HEAD-SHELL WIRES BE
SOLDERED DIRECTLY TO THE CONNECTION PINS OF THE CARTRIDGE
BODY. HEAT APPLIED TO THE CONNECTION PINS WILL CAUSE
IRREPARABLE DAMAGE
.
IO I INSTALLATION
RIGHT
NEGATIVE
‘GREEN’
RIGHT
POSITIVE
‘RED’
LEFT
NEGATIVE
‘BLUE’
LEFT
POSITIVE
‘WHITE’