Jvc LA 31 Owners Manual

Page 1

JVB

Instruction Book

AUTO-RETURN DIRECT-DRIVE TURNTABLE

For Customer Use;
Enter below the Model No. and
Serial No. which is located on the
rear of the cabinet. Retain this
information for future reference.

WARNING: TO PREVENT FIRE
OR SHOCK HAZARD, DO NOT M
EXPOSE THIS APPLIANCE To Jag-W"
RAIN 0R MOISTURE. 59" ~°~

E30580-881 A

Page 2

Fig. 2 Abb. 2

Q; 9

Fig. 7 Abb. 7

Fig. 4 Abb. 4

Index Line
Indexlin ie
Repére

Fig. 6 Abb. 6

\
Index mark
Index Markieru ng
Signe

"1.75"

Fig. 8 Abb. 8

PREPARATIONS

Do not connect the power cord to the AC outlet until connec-
tions are completed.

Unpacking and Setting up

1.
2.

3.
4

0301

Remove the vinyl ribbon 0 fixing the tonearm.

Remove the screw 9 to dismount the spacer 0 and the
counter-weight 0

Remove the screws 0 0 and spacers 0 a

. Slide the counterweight 0 onto the weight axis by turning

the counterweight to "A" direction, as in Fig. 2.

. Place the platter mat on the platter.
. Cartridge mounting '

Remove the headshell from the tonearm by loosening the
screw. Connect the four lead wires on the cartridge you
have selected. Cartridge lead wires are usually colour-
coded as described on page 5. Mount the cartridge on the
headshell with the two screws and nuts loosely for easier
overhang adjustment. (Refer to Cartridge mounting" on

page 5.)

. Headshell mounting

Insert the cartridge-equipped headshell into the recep-
tacle of the tonearm and fasten the screw.

ADJUSTMENT

Tracking Force Adjustment

1.
2.

3.

Remove the stylus cover from the stylus. (Fig. 3)

Turn the anti-skating knob to make its 0" mark aligned
with the index mark. (Fig. 4)

Slide the counterweight to the middle of the weight shaft
and turn until the tonearm is balanced with the stylus posi-
tion nearly touching the record surface. (Fig. 5)

. Hold the counterweight at the adjusted position and turn

the tracking force dial until the "0" mark is aligned with
the index line on the tonearm weight shaft. (Fig. 6)
*Take care not to turn the counterweight from
the adjusted position, otherwise correct tracking force
will not be obtained.

. Turn the counterweight in the direction shown in sequence

0-1-2 until the 1 .75 (JVC 2-1 8) mark on the dial cap
is aligned with the index line. (Fig. 7)
*Be careful not to touch the dial cap when turning the

counterweight.
*Turning the dial cap alone has no effect on the tracking
force.

. Turn the anti-skating knob until the Index mark points to

"1.75" (JVC Z-1S) mark on the knob. (Fig. 8)
Use the o marked dial when employing a spherical stylus.
Use the . marked dial for an elliptical stylus.