Technics SA-110 - Service Manual

ORDER NO. SD83012363C8
Service Manual
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FM/AM Stereo Receiver
SA-110
[EX],[EH],[XA],[XL]
SA-110 (K)
[EX],[EH]
Areas
* The colors of this model included silver and black.
* The black type model is provided with (K) in the Service Manual.
* [EX] is available in Switzerland and Scandinavia.
* [EH] is available in Holland.
* [XAl is available in Southeast Asia, Oceania, Africa,
Middle Near East and Central South America.
* [XL] is available in Australia.
Specifications (Specifications are subject to change without notice for further improvement.)
(DIN 45 500) ; s/N
rated power (40)
• AMPLIFIER SECTION
PHONO
TAPE/AUX
70 dB (IHF, A: 73 dB)
88 dB (IHF, A: 95 dB)
40 Hz~20 kHz continuous power output
-26 dB power (40)
both channels driven
2 X 20W (40)
PHONO
64 dB
2 X 20W (80)
TAPE/AUX
66 dB
40 Hz~16 kHz continuous power
output
50 mW power (40)
both channels driven
2 X 20W (40)
PHONO
62 dB
2 X 20W (80)
TAPE/AUX
62 dB
1 kHz continuous power output ^ , ,
Tone Controls
both channels driven
2 X 20W (40)
BASS
50 Hz, +10 dB- -10 dB
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2 X 20W (80)
TREBLE
20 kHz, +10 dB- -10 dB
Total harmonie distortlon
Loudness control (built in)
rated power at 40
Hz~20 kHz
0.8% (40)
0.5% (80)
volume at -30 dB
Output voltage and impedance
50 Hz, +5 dB
rafed power at 40 Hz~16 kHz
0.8% (40)
TAPE REC OUT
150 mV
0.5% (80)
Channel balance, TAPE/AUX 250 Hz~6,300 Hz +1 dB
rated power at 1 kHz
0.5% (40)
Channel separation, TAPE/AUX 1 kHz 55 dB
0.5% (80)
Headphones output level and impedance 390 mV/330O
half power at 1 kHz
0.07% (80)
Load impedance 40~160
26 dB power at 1 kHz
50 mW power at 1 kHz
0.1% (40)
0.12% (40)
• FM TUNER SECTION
Intermodulation distortlon
Frequency range
87.5-108.0 MHz
rated power at 250 Hz: 8 kHz=4:1, 40
0.8%
Sensitivlty
rated power at 60 Hz: 7 kHz=4:1, SMPTE, 80 0.5%
S/N 30 dB
1.9 yuV
(300O), 1.3/iV (750)
Power bandwidth
S/N 26 dB
A.7 fjV (300O), 1.2/yV (750)
both channels driven, -3 dB
10 Hz~30 kHz (40)
S/N 20 dB
1.5/yV
(300O), 0.9 yuV (750)
Damping factor
15 (40), 30 (80)
IHF usable sensitivlty
1.9 fiV (IHF '58)
Input sensitivlty and impedance
IHF 46 dB stereo quieting sensitivlty 22 üV/750
PHONO
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2.5 mV/47kO
Total harmonie distortlon
TAPE/AUX
150 mV/18kO
MONO
0.15%
PHONO maximum input voltage (1 kHz, RMS) 130 mV
STEREO
0.3%
Frequency response
S/N
PHONO
RIAA Standard curve
MONO
60 dB (76 dB, IHF)
+0.8
dB (30 Hz~15 kHz)
STEREO
58 dB (70 dB, IHF)
TAPE/AUX (at vol. max.) 5 Hz~70 kHz (-3 dB)
Frequency response
20 Hz-15 kHz, +1 dB- -2 dB
Technics
Matsushita Electric Trading Co., Ltd.
P.O. Box 288, Central Osaka Japan

Technics SA-110 Specifications

General

Frequency Response	20Hz to 20kHz
Total Harmonic Distortion	0.04%
Input Sensitivity	2.5mV (MM), 150mV (line)
Tuning range	FM, MW
Channel separation	55dB (line)
Output	150mV (line)
Speaker load impedance	8Ω to 16Ω
Signal-to-Noise Ratio	95dB (line)

Summary

Specifications

Amplifier Section Specifications

Details specifications for the amplifier section of the receiver, including power output and distortion.

FM Tuner Section Specifications

Details specifications for the FM tuner section of the receiver, including sensitivity and selectivity.

Location of Controls

Before Repair and Adjustment

Disassembly Instructions

How to Remove the Cabinet

Step-by-step guide for safely removing the main cabinet of the unit.

How to Remove the Bottom Board

Instructions for detaching and removing the bottom board assembly.

How to Remove the Front Panel

Guidance on how to safely detach and remove the front panel assembly.

How to Remove the Power Amplifier IC

Detailed procedure for accessing and removing the power amplifier integrated circuit.

How to Remove the Slide Volume

Instructions for safely detaching and removing the slide volume control assembly.

Dial Cord Installation Guide

Measurements and Adjustments

AM Adjustment Procedures

Detailed steps for calibrating the AM tuner and RF sections of the receiver.

FM Adjustment Procedures

Detailed steps for calibrating the FM tuner, IF, RF, and VCO sections.

Adjustment Tools and Checks

Outlines necessary tools and critical checks for performing accurate adjustments.

Circuit Boards and Wiring Connection Diagram

Resistors and Capacitors

Resistor Numbering System

Explanation of the numbering system used for identifying resistors.

Capacitor Numbering System

Explanation of the numbering system used for identifying capacitors.

Block Diagram

Schematic Diagram

Exploded Views

Replacement Parts List