Use compasses to lightly draw two circles around this point,
one with a diameter of 20 mm and another with a diameter
of 25 mm. Mark three points on the outer circle equidistant to
each other at 120° angles as shown. Drill out the 20 mm circle
ƵƐŝŶŐ Ă ǁŽŽĚĐƵƫŶŐ ďŝƚ͘ ĞǀĞů ƚŚĞ ƵƉƉĞƌ ĞĚŐĞ ŽĨ ƚŚĞ ĚƌŝůůĞĚ
hole slightly towards the center so that the top plate of the
ŵŽƵŶƟŶŐ ĂƐƐĞŵďůLJ ǁŝƚŚ ŝƚƐ ƌŽƵŶĚĞĚ ƐĞĂŵ Ăƚ ƚŚĞ ŵŽƵŶƟŶŐ
ƐůĞĞǀĞƵŶĚĞƌŶĞĂƚŚǁŝůůĮƚŇƵƐŚŽŶƚŚĞƚŽŶĞĂƌŵďŽĂƌĚ͘EĞdžƚ
drill out the three marked points on the outer circle for M3 size
machine screws.
/ŶƐĞƌƚƚŚĞŵŽƵŶƟŶŐĂƐƐĞŵďůLJŝŶƚŽƚŚĞϮϬŵŵĚŝĂŵĞƚĞƌŚŽůĞ
ŵĂŬŝŶŐ ƐƵƌĞ ƚŚĂƚ ƚŚĞ ƐĞƚƐĐƌĞǁ ĨŽƌ ĮdžŝŶŐ ƚŚĞ ƚŽŶĞ Ăƌŵ ŝŶ ƚŚĞ
ŵŽƵŶƟŶŐ ƐůĞĞǀĞ ŝƐ ĞĂƐŝůLJ ĂĐĐĞƐƐŝďůĞ͘ dŚĞ ƐůŽƩĞĚ ŵŽƵŶƟŶŐ
ƉůĂƚĞ ĂŶĚ ƐůĞĞǀĞ ĂĐƚ ůŝŬĞ Ă ĐůĂŵƉ ǁŚĞŶ ƚŚĞ ƐĞƚƐĐƌĞǁ ŝƐ
ƟŐŚƚĞŶĞĚ͘
To clamp the sleeve it is necessary that the two M3
ŵŽƵŶƟŶŐƐĐƌĞǁƐƚŽƚŚĞůĞŌĂŶĚƌŝŐŚƚŽĨƚŚĞƐůŽƚĂůůŽǁƐŽŵĞ
ŵŽǀĞŵĞŶƚ͘dŚĞLJĂƌĞƚŚĞƌĞĨŽƌĞƐƵƉƉůŝĞĚǁŝƚŚĐŽƉƉĞƌǁĂƐŚĞƌƐ
ĂŶĚŵƵƐƚŶŽƚďĞĮdžĞĚƚŽŽƟŐŚƚůLJ͘dŚĞƚŚŝƌĚŵŽƵŶƟŶŐƐĐƌĞǁ
ŽƉƉŽƐŝƚĞƚŚĞƐůŽƚŝƐƟŐŚƚĞŶĞĚǁŝƚŚŽƵƚĂǁĂƐŚĞƌ͘
/ŶƐĞƌƚ ƚŚĞ ƚŽŶĞĂƌŵ ŝŶƚŽ ƚŚĞ ŵŽƵŶƟŶŐ ƐůĞĞǀĞ͘ tŝƚŚ ƚŚĞ
ƚŽŶĞĂƌŵƐŝƫŶŐĮƌŵůLJŝŶƚŚĞƚŽŶĞĂƌŵƌĞƐƚĂůŝŐŶŝƚƉĞƌƉĞŶĚŝĐƵ
-
ůĂƌƚŽƚŚĞĨƌŽŶƚŽĨƚŚĞƚƵƌŶƚĂďůĞ͘ƐůŽŶŐĂƐƚŚĞƐĞƚƐĐƌĞǁŝŶƚŚĞ
ŵŽƵŶƟŶŐƉůĂƚĞŚĂƐŶŽƚďĞĞŶƟŐŚƚĞŶĞĚƚŚĞĂƌŵƐŚĂŌŝŶƚŚĞƐůĞĞǀĞĐĂŶďĞŵŽǀĞĚƵƉĂŶĚĚŽǁŶƵƐŝŶŐ
the height adjustment screw.
tŝƌŝŶŐ
dŚĞƚŽŶĞĂƌŵƐĐĂŶďĞŽƌĚĞƌĞĚǁŝƚŚĂϱͲƉŽůĞƐŽĐŬĞƚ͘
KƚŚĞƌǁŝƐĞƚŚĞŝŶƚĞƌŶĂůǁŝƌĞƐĨƌŽŵƚŚĞƚŽŶĞĂƌŵŵƵƐƚďĞĐŽŶŶĞĐƚĞĚƚŽĂƉĂŝƌŽĨĞŝƚŚĞƌZŽƌy>Z
terminals with the following color-coding:
ZĞĚсƌŝŐŚƚĐŚĂŶŶĞůƉŽƐŝƟǀĞ
'ƌĞĞŶсƌŝŐŚƚĐŚĂŶŶĞůŶĞŐĂƟǀĞ
tŚŝƚĞсůĞŌĐŚĂŶŶĞůƉŽƐŝƟǀĞ
ůƵĞсůĞŌĐŚĂŶŶĞůŶĞŐĂƟǀĞ
dŚĞĐŽƉƉĞƌͲĐŽůŽƌĞĚĮŌŚ;>ŝƚnjͿǁŝƌĞŝƐĨŽƌŐƌŽƵŶĚŝŶŐƚŚĞĂƌŵ͘/ƚŝƐĐŽŶŶĞĐƚĞĚƚŽƚŚĞƚŽŶĞĂƌŵďĂƐĞ
and the ground lead to the preamp.
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