Install The Tone Arm And Phono Cartridge; Precisely Align The Phono Cartridge - Oracle DELPHI MK III Owner's Manual

Locate the hinges in the upper section of the packaging and the appropriate allan key (
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1/8") from the tool kit.
Separate the hinges from their supports and set them in the dust cover for a later
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assembly.
Mount the hinge supports to the acrylic base. The height adjustment back plates must point
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toward the rear of the unit.

...install the tone arm and phono cartridge

Remove the arm mounting board.
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Install the tone arm following the manufacturer's recommendations and secure the
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hardware firmly.
Note 1: With the foam blocks supporting the subchassis, the tone arm and cartridge
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installation will be done with more stability making all adjustments safer.
Note 2: The cutting of the arm board can sometimes be troublesome on top of being a
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potential hazard. The use of an adequate tolling is important to both accuracy and safety.
Oracle can supply a pre-drilled arm board for mostly any tone arm available,
Properly secure the arm mounting hardware.
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Use steel or aluminum screws to mount the cartridge for maximum rigidity.
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Tighten the screws so the cartridge can be moved in the headhsell.
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...precisely align the phono cartridge

Block the platter to prevent it from turning using the rubber strips supplied. DO NOT USE
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TAPE.
Place the calibrator disc on the platter over the mat.
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Aim the alignment line with the pivot center of the tone arm.
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Move the tone arm over and cue it down on the alignment grid.
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Check for the horizontality of the arm tube with the surface of the platter and adjust the
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height accordingly.
Delphi MKIII
Owner's manual