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Sony PS-1150 Service Manual

Sony PS-1150
8 pages
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GENERAL
Power
requirements:
Power
consumption:
Dimensions:
Weight:
TURNTABLE
Platter:
Motor:
Drive
system:
Speeds:
Wow
and
flutter:
S/N
ratio:
SPECIFICATIONS
240
V
ac,
50
Hz
(AUS
model)
220
V
ac,
50
Hz
(AEP
model)
110—120,
220-240
V
ac,
50/60
Hz
(E
model)
QW
Approx.
446
(w)
x
150
(h}
x
350
{d)
mm
173%
(w)
x5
4h)
x
13
%,
(d)
inches
Approx.
6
kg,
13
Ib
402
net
8
kg,
17
Ib
10
oz
in
shipping
carton
30
cm
(12”),
aluminum-alloy
diecast
4-pole
synchronous
Belt
drive
33
4,
rpm,
45
rpm
£0.17
%
(DIN)
0.1
%
WRMS
(NAB)
58
dB
(DIN-B)
TONEARM
Type:
Pivot-to-stylus
length:
Overall
arm
length:
Overhang:
Tracking
error:
Tracking-force
adjust-
ment
range:
Shell
weight:
Cartridge
weight
range:
CARTRIDGE
VM-26GA
Type:
Frequency
range:
Channel
separation:
Output
voltage:
Load
impedance:
Tracking
force:
Stylus:
Weight:
Statically
balanced,
universal
212
mm
(8
3%")
277
mm
(10
74,")
13
mm
(,")
+4°,-1.8°
0-39
7.59
4-89
Induced
magnet
type
20
20,000
Hz
15
dB
at
1,000
Hz
3.6
mV
at
1
kHz,
5
cm/sec,
45°
50
k
ohms
2.5
£0.5
g
(2.5
g
recommended)
Sony
ND-132GA
(Conical
0.5
mil
diamond)
68g
SAFETY-RELATED
COMPONENT
WARNING
!!
COMPONENTS
IDENTIFIED
BY
SHADING
ON
THE
SCHEMATIC
DIAGRAMS
AND
IN
THE
PARTS
LIST
ARE
CRITICAL
TO
SAFE
OPERATION.
REPLACE
THESE
COMPONENTS
WITH
SONY
PARTS
WHOSE
PART
NUMBERS
APPEAR
AS
SHOWN
IN
THIS
MANUAL
OR
IN
SUPPLEMENTS
PUBLISHED
BY
SONY.
SON
Y.
SERVICE
MANUAL
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Sony PS-1150 Specifications

General IconGeneral
Speeds33, 45 rpm
PlatterAluminum die-cast
TonearmStatic balance type
CartridgeMoving magnet
Motor4-pole synchronous
Frequency Response20-20, 000 Hz
Cartridge Weight Range4-6 g

Summary

Turntable General Specifications

Power, Dimensions, and Weight

Covers power requirements, consumption, physical dimensions, and weight of the turntable.

Turntable Mechanical Details

Describes platter, motor, drive system, speeds, wow and flutter, and S/N ratio.

Tonearm and Cartridge Specifications

Tonearm Measurements and Tracking

Details tonearm length, overhang, tracking error, and tracking force adjustment range.

Cartridge VM-26GA Performance

Lists frequency range, channel separation, output voltage, load impedance, and tracking force for the VM-26GA.

Automatic Return Operation Mechanics

Motor Engagement via Tonearm Lever

Explains how the tonearm lever assembly initiates motor operation upon lifting.

Return Pawl and Trip Pawl Interaction

Describes the movement of the tonearm slide/return lever, return pawl, and trip pawl.

Lead-out Groove Engagement Sequence

Details how the trip pawl interacts with the turntable shaft's tooth in the lead-out groove.

Automatic Return Operation Continuation

Tonearm Lifting and Rod Action

Explains the main cam's role in lifting the tonearm via the lifting lever and rod.

Motor Power Cut-off Sequence

Details how the tonearm lever assembly ensures motor power is cut off after the return cycle.

Disassembly and Replacement Procedures

Top Cover Removal Guidance

Instructions for removing the top cover of the turntable unit.

Stylus and Cartridge Installation

Guidance on replacing the stylus and connecting the cartridge to the head shell.

Tonearm and Motor Connector Handling

Procedures for tonearm replacement and motor connector removal.

Manual Reject Operation

Reject Knob Functionality

Explains how the manual REJECT knob initiates the automatic return operation.

Section 2 Disassembly and Replacement

Top Cover Removal

Steps for removing the top cover of the turntable.

Stylus Replacement

Procedure for replacing the stylus on the tonearm.

Cartridge Connection to Head Shell

Instructions for connecting the audio cartridge to the head shell.

Tonearm Replacement

Procedure for replacing the entire tonearm assembly.

Motor Connector Removal

Steps for disconnecting the motor's electrical connector.

Section 3 Adjustments

Automatic Return Position Adjustment

Guidance on adjusting the tonearm's return position for correct operation.

Speed-Change Lever Height Adjustment

Procedure for adjusting the speed change lever's position relative to the motor pulley.

Adaptation to Local Line Frequency

Instructions for selecting the correct motor pulley for 50 Hz or 60 Hz operation.

Section 4 Diagrams

Wiring Diagram (E model)

Schematic showing the electrical wiring for the E model turntable.

Schematic Diagram (E model)

Circuit diagram illustrating the electronic components and connections for the E model.

Wiring and Schematic Diagrams (AEP, AUS models)

Wiring Diagram (AEP, AUS model)

Electrical wiring schematic for AEP and AUS model turntables.

Schematic Diagram (AEP, AUS model)

Circuit diagram for AEP and AUS model turntables, highlighting critical components.

Section 5 Exploded Views

Overall Exploded View

A comprehensive exploded view of the turntable assembly with part identification.

Component Breakdown (Part 1)

Detailed exploded view of specific components like the platter, belt, and top cover assembly.

Exploded Component Views and Notes

Tonearm and Related Parts

Exploded view of the tonearm assembly, including levers, pawls, and springs.

Motor and Switch Components

Exploded view of the motor, pulleys, and switch mechanisms.

Safety Component Identification

Note highlighting components critical for safety and requiring specific replacement parts.

Section 6 Electrical Parts List

Electrical Components Listing

List of electrical parts including connectors, motor, switches, and cartridges with part numbers.

Accessories and Packing Materials

List of accessories and packing materials such as cords, adaptors, and manuals.

Hardware Nomenclature and Screws

Details on screw types, washers, nuts, retaining rings, and their respective designations.

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