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Technics QUARTZ SA-160

Technics QUARTZ SA-160
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ORDER
NO.
AD8807203C2
Service
Manual
CYUARTZ
Synthesizer
AM/FM
Stereo
Receiver
SPECIFICATIONS
(DIN
45
500)
@
AMPLIFIER
SECTION
DIN
power
output
1kHz
continuous
power
output
both
channels
driven
2x
40W
(8Q)
Total
harmonic
distortion
half
power
at
1kHz
0.07
%
(8Q)
Intermodulation
distortion
rated
power
at
60Hz:
7kHz=4:
1,
SMPTE,
8
0.5%
Power
bandwidth
both
channels
driven,
—3dB
10Hz~40kHz
(8Q)
Damping
factor
20
(89)
Input
sensitivity
and
impedance
PHONO
3mV/47kQ
CD,
VCR
1,
TAPE/VCR
2
200mV/22kQ
PHONO
maximum
input
voltage
(1kHz,
RMS)
150mV
SIN
rated
power
(80)
PHONO
68dB8
(IHF,
A:
71dB)
CD,
VCR
1,
TAPE/VCR
2
70d8
(IHF,
A:
85dB)
Frequency
response
PHONO
RIAA
standard
curve
+0.8dB
(30Hz~15kHz)
CD,
VCR
1,
TAPE/VCR
2
10Hz~70kHz
(+3dB)
5
band
graphic
equalizer
80Hz,
—-10dB~+10dB
250Hz,
—10dB~+10dB
1kHz,
—10dB~+10dB
4kHz,
~10dB~+10dB
Receiver
SA-160
Color
(K)...Black
Type
Area
Continental
Europe.
Holland.
Australia.
F.R.
Germany.
@
FM
TUNER
SECTION
Frequency
range
87.50~
108.00
MHz
Sensitivity
S/N
30dB
1.5uV
(75Q)
S/N
26dB
1.3uV
(75Q)
SIN
20dB
1.2uV
(75Q)
IHF
usable
sensitivity
1.5yV
(IHF
'58,
75Q)
IHF
46dB
stereo
quieting
sensitivity
22yuV/75Q0O
Total
harmonic
distortion
MONO
0.2%
STEREO
0.3%
SIN
MONO
60d8
(75dB,
IHF)
STEREO
58dB
(71dB,
IHF)
20Hz~15kHz,
+1dB~
—2dB
+400kHz,
65dB
Frequency
response
Alternate
channel
selectivity
Loudness
control
(volume
at
—30dB)
50Hz,
+9dB
Output
voltage
VCR
1,
TAPE/VCR
2
REC OUT
200mV
Channel
balance,
250
Hz~6,
300
Hz
+1dB
Channel
separation
55dB
:
Headphones
output
level
and
impedance
380
mV/330Q0
Load
impedance
MAIN
or
REMOTE
4Q~160
MAIN
and
REMOTE
8N~160
12.5kHz,
—-10dB~
+10dB
Technics
Capture
ratio
1.0dB
Image
rejection
at
98
MHz
40dB
IF
rejection
at
98
MHz
70dB
Spurious
response
rejection
at
98
MHz
70dB
AM
suppression
50dB
Stereo
separation
1kHz
40dB
10kHz
30dB
Carrier
leak
19kHz
—30dB
(—35dB,
IHF)
38kHz
—45dB
(—50dB,
IHF)
Channel
balance
(250
Hz~6,
300
Hz)
+1.5dB
Limiting
point
1.2uV
Bandwidth
IF
amplifier
180
kHz
FM
demodulator
1000
kHz
Antenna
terminals
75Q
(unbalanced)
Matsushita
Electric
Trading
Co.,
Ltd.
P.O.
Box
288,
Central
Osaka
Japan
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Technics QUARTZ SA-160 Specifications

General IconGeneral
Frequency Response20Hz to 20kHz
Total Harmonic Distortion0.04%
Input Sensitivity2.5mV (MM), 150mV (line)
Tuning rangeFM, MW
Damping factor30
Output150mV (line)
Speaker load impedance8Ω to 16Ω
Dimensions430 x 145 x 239 mm
Channel separation50dB (line)
Power Output20 watts per channel into 8Ω (stereo)

Summary

Receiver Specifications

Amplifier Section Details

Details power output, distortion, input sensitivity, and frequency response for audio amplification.

FM Tuner Section Details

Covers FM frequency range, sensitivity, selectivity, distortion, and stereo performance.

AM Tuner Section Specifications

General Receiver Specifications

Provides power supply, consumption, dimensions, and weight information for the receiver.

Equipment Connections Guide

Phono Terminal Connection

Instructions for connecting a turntable, including ground wire connection for remote operation.

VCR and Tape Deck Connections

Guides for connecting video cassette recorders or tape decks to the receiver's input/output jacks.

Speaker and Remote Terminal Setup

Details on connecting main and remote speakers, including impedance considerations.

Front Panel Controls and Functions Overview

Display and Indicators

Describes the audio input selector/frequency display, tape indicator, and loudness indicator.

Amplifier and Tuner Controls

Explains equalizer, loudness, balance, volume, input selectors, tape monitor, and tuner controls.

Power and Connectivity Controls

Details the power switch, headphones jack, and speaker selectors for operation.

Tuner Section Operation

Indicators and Mode Selection

Explains FM stereo, memory, signal strength, quartz lock indicators, and FM mode selection.

Tuning and Memory Functions

Describes preset tuning, memory, and scan/search buttons for FM/AM broadcasts.

Disassembly Instructions

Servicer Safety Precautions

Important safety notes and precautions for servicing personnel, including sharp edges.

Protection Circuitry and Pre-Repair

Protection Circuitry Functionality

Explains the unit's protection circuit and how to reset it after an occurrence.

Pre-Repair Procedures

Crucial steps before servicing, like discharging capacitors and using a variac.

Measurements and Adjustments

FM Adjustment Procedures

Step-by-step guides for adjusting FM mono/stereo distortion and stereo separation.

Terminal Functionality

Microcomputer Terminal Pinouts

Detailed pin functions for the LC6554H3682 microcomputer IC.

Component Terminal Identification

Guide to terminal connections for various ICs, transistors, and diodes.

Block Diagram

Fluorescent Display Layout

Printed Circuit Board Layouts

Wiring Connection Diagram

Schematic Diagrams

Cabinet Parts Location

Replacement Parts List

Resistors and Capacitors

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