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Mitsubishi LT-20 Service Manual page 3

Linear tracking turntable

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SPECIFICATIONS:
1. PHONO MOTOR SECTION
Drive system
Direct drive
Motor
Quartz PLL DC servo motor
Platter
Diameter
304mm (11-15/16")
Weight
1.3 kg (2.9 Ibs)
Material
Aluminum diecast
33-1/3, 45 rpm
0.025% (Wrms)
+0.04% Wp-p, DIN 45-507
Platter speed
Wow and Flutter
Signal to noise ratio
78 dB (DIN-B)
65 dB (IEC-B)
2. TONEARM SECTION
Type
Straight type universal, static
balance
220 mm (8-11/16"')
171 mm
(6-3/4'')
Overall length
Effective length |
Tracking error
Maximum 0.1°
Head shell
GFRP 6.2 g
Cartridge weight range
10—18g w/head shell
3. GENERAL
Power consumption
14W
Dimensions
424 x 142 x 417 mm
(Wx H x D)
(16-3/4 x 5-5/8 x 16-3/8"')
Weight
10 kg (22 Ibs)
Screws with washers(3)
LT-20
|
DISASSEMBLY
INSTRUCTIONS:
1. Removal of Front Panel
1) Remove the nine screws securing the bottom cover.
2. Removal of Tonearm Ass'y
5) Disconnect
CONN-4
of the main P.C.B. and separate it
from the other wires.
7) The
tonearm
can now
be removed
from
the arm
base
and replaced.
NOTES
2. When
attaching the P.C.B.
holder during
re-assembly,
be careful not to pinch the !ead wires from the tone arm.
Front-side
are
Fig. 1
Screws
@
Wire holder
Horizontal movement mechanism
©
Fig. 2
'

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