Free Audio Service Manuals - Free download harman kardon t 20

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SPECIFICATIONS
Nominal Limit

Speed Control Width Weight 11 lbs. (5 kg)

33-1/3 $3.096 Power Supply

45 i3.0% U.S. 8t Canadian Models AC 120V, 60Hz
Wow and Flutter 0.06% 30.09% Multi-Voltage Model AC 110-120V/220-240V
Signal-to-Noise Ratio 260dB 50/60Hz
Possible Cartridge Weights 2.59 I» 89 Power Consumption 3W

Dimensions (W x H x D)

15-3/16" x 5-1/4"x 14-3/16"
(368 x 134 x 360 mm)

CARTRIDGE REPLACEMENT

Only use cartridges in the headshell provided. Be sure to use a cartridge weighting 2.5 to 8 grams.

1.
2.
. Disconnect the 4 leads from cartridge terminals using a tweezers and

510)

Release the tonearm clamp and lift the tonearm gently.
Loosen the headshell clamp and gently pull the headshell with cartridge.

then loosen the retaining screws so that the cartridge comes out.

. Replace the leads onto the new cartridge. Refer to figure right for

correct placement of leads.
When all leads are connected properly, install cartridge to the headshell
as shown in the figure right.

. Temporarily tighten the retaining screws to hold the cartridge.

Insert the headshell with the cartridge fully into the tonearm and then
tighten the headshell clamp.

When cartridge is replaced with new one, it is necessary to adjust the
Overhang and Tracking angle.

OVERHANG ADJUSTMENT

2.
3.

Place the accessory tracking angle gauge on the center spindle and
erect the flap.

Be sure to remove the stylus guard when adjusting the overhang.
Move the tonearm directly over the center spindle. Lift up the
raised flap on the gauge with the center spindle and the tonearm base.
Gently move the cartridge backward or forward in the headshell so
that the stylus tip lines up with the corner of the flap.

TRACKING ANGLE ADJUSTMENT

. Check to be sure that the overhang adjustment has been completed.

. Now move the tracking angle gauge until it is in the same position
with respect to the tonearm as that shown in Figure A. Place the
stylus over the tracking angle setting point with keeping stylus guard
attached.

. Without changing the stylus position, turn the cartridge so that its
front edge is parallel with the lines on the gauge.

. Now move it so that it is in the position shown in Figure B and check

that the cartridge is still parallel with the parallel lines as it was in step

3 above. If it is not parallel, then repeat step 3 and 4 alternately until

the cartridge is parallel in both cases.

When the above adjustment is completed, then tighten the screws that

attach the cartridge to the headshell fully.

Speciﬁcations and components subject to change without notice.
Overall performance will be maintained or improved.

Retaining screw

\HE Headshell

Washer --- q

h +°¢~
% 4r V333 L. R Red
Cartridge , _
\Stylu5 9?:th Blueow§6reen

White -> Lettchannel
Red '* Right channel
Blue 4 Left channel ground
Green - Right channel ground

Slightly slacken the
retaining screws.

the tonearm and as l
the center spindle. .yl

Move the cartridge backward
- - or forward so that the stylus
tip comes precisely over the
position indicated on the flap.

Adjust the cartridge so that the
front of the cartridge is parallel
with the parallel lines.

Harman kardon t 20

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