Sony ps lx 700 p service manual

Page 1

SERVICE MANUAL

\\7

This set is the turntable system
section in XO-7OO or XO-700W.

US Model
A E P Model
UK Model
E Model

SPECIFICATIONS
Turntable
Platter 30 cm (12 in). aluminum-aIIOy diecast
Motor DC servo motor
Drive system Belt drive
Speed 3311: rpm, 45 rpm

Wow and flutter 0.0450/o (WRMS): 20.06% (DIN)
Signal-to-noise ratio
70 dB (DIN-B)
Automatic system
Return, [BJGCL lead in. repeat. record-size
select

Tonearm
Type Dynamically balanced
Pivot-to-stylus length

200 mm (77/; in.)
Overall arm length

235 mm (93/: in )

Overhang 18 mm (13min )
Tracking error + 3°30'. -1°
Cartridge

Type Moving magnet type

Frequency response
20 Hz to 20 kHz

Stylus Sony ND-142G (0.6 mil diamond)
General
Dimensions Approx. 355 x 90 x 330 mm (wlh/d)
(14 x 31/2 x 13 inchesl
Incl. proiecting parts and controls
Weight Approx. 2.4 kg (5 lb 5 02) net

--
MICROFILM

FEATURES

oFuIIy automatic system.

oAuto-record-size selection system which selects the
record size automatically using a photo sensor.

oThe low-mass tonearm and cartridge allow the stylus
to track with greater accuracy.

oThe turntable has resilient feet that isolate the
mechanism from external shock and Vibration.

STEREO TURNTABLE SYSTEM

SONY

Page 2

REPAIRING PRECAUTION

regulated

powersupply
[To apply 8+ voltage) 5 '-
The power of this unit is fed from HST-700W. :; E 1 '2V Dc . +
Because of this, connect the regulated power supply 01+ -09: G 3 o G
as illustrated right when this unit alone operates. EI H: c, o.
:0, P v5 regulated
6 power supply
3% "E
23 7 I
3
[50 AMP BOARD] 6 K °° 9+
(CONDUCTOR SIDE) : Z "15" 0" 3c:
L ~10.5V DC
J10?
OUTPUT
f- X0700/700W ONLY
ground
PARTS IDENTIFICATION TURNTABLE ASSEMBLY

o Auto-recordsize selection holes and lamp
9 Center spindle

9 Rubber mat

0 SPEED button and indicator

0 REPEAT button and indicator

6 STARTISTOP button

0 Cartridge

9 Arm rest

0 Cuelng lever (1 Z) 1

in) ANTI-SKATING compensator 2
Normally, set it at the center position. It the stylus is
driven inward when the tone arm is lowered to the 3

lead-in groove, turn the ANTI-SKATING compensator

to Q. If the stylus is driven outward, turn the
ANTl-SKATING compensator to e.

m Tonearm drop-point adjustment hole

K J

Projection ' éi Pl tt
W a er

Motor pulley

\ys

Glossy side

Caution:

When installing belt,
glossy side should be
faced outside.

Keep the metallic parts indicated by the arrows in
the illustration inside the large white gear.

Set the platter on the motor board while holding the
belt as shown in the illustration and hook the belt on
the motor pulley.

Place the rubber mat on the platter so that the holes
for auto-record-size selection on the rubber mat and
on the platter are matched correctly.