Sony TA-N220 Service Manual

SERVICE MANUAL
TA-N220
AEP Model
UK Model
E Model
SPECIFICATIONS
Audio power specifications
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6 ohm loads, both channels driven,
from 20 - 20,000 Hz; rated 50 watts per
channel minimum RMS power, with no
more than 0.12 % total harmonic
distortion from 250 milliwatts to rated
output
Other specifications
Continuous RMS power output (both channels driven simultaneously)
Model for Scandinavian countries
Normal: 30 W x 4 (6 ohms, 0.12 %, 20 Hz - 20 kHz)
40 W x 4 (6 ohms, DIN)
BTL: 75 W x 2(8 ohms, 0.12 %, 20 Hz - 20 kHz)
95 W x 2 (8 ohms, DIN)
Models for other countries
Normal: 50 W x 4 (6 ohms, 0.12 %, 20 Hz - 20 kHz)
60 W x 4 (6 ohms, DIN)
BTL: 100 W x 2(8 ohms, 0.12 %, 20 Hz - 20 kHz)
130 W x 2 (8 ohms, DIN)
Power bandwidth (IHF)
12 Hz - 40 kHz (6 ohms, THD 0.5 %)
Frequency response 7Hz-100kHz “°dB
Input sensitivity 370 mV (50 kohms)
Signal-to-noise ratio 90 dB (input shorted)
Speaker output Normal: 6 - 16 ohms
BTL: 8-16 ohms
General
System Complementary Darlington SEPP power amplifier with
ail stages direct coupled ;
Power requirements
U.K. model:
240 V AC, 50/60 Hz
European model:
220/230 V AC, 50/60 Hz
Models for other countries:
120, 220, or 240 V AC adjustable, 50/60 Hz
Power consumption
140 W
U.K. model:
Approx. 430 x 135 x 370mm (w/h/d)
(17 x 5% x 14% inches)
Models for other countries
Approx. 470 x 135 x 370 mm (w/h/d)
(185% x 5% x 14% inches)
including projecting parts and controls
Weight U.K. model:
Approx. 9.5 kg (15 Ib 10 oz), net
Models for other countries
Approx. 10 kg (22 Ib 7 02), net
Supplied accessory Screws (4) (except for U.K. model)
Dimensions
Design and specifications are subject to change without naice.
Note
This appliance conforms with EEC Directive 87/308/EEC regarding
interference suppression.
STEREO POWER AMPLBFIER
meets
MICROFILM
SONY.

Sony TA-N220 Specifications

General

Type	Stereo Power Amplifier
Power Output	100 watts per channel into 8Ω (stereo)
Total Harmonic Distortion	0.008%
Damping Factor	100
Input Sensitivity	1V
Signal-to-Noise Ratio	120dB
Output	Speakers
Frequency Response	5Hz to 100kHz

Summary

Specifications

Audio Power Specifications

Details power output, harmonic distortion, and continuous RMS power for various loads.

Other Specifications

Covers power bandwidth, frequency response, input sensitivity, S/N ratio, and speaker output impedance.

General

General System and Power Details

Information on system type, power requirements, consumption, dimensions, weight, and accessories.

Section 1: General

Location and Function of Controls

Details front panel controls, switches, indicators, and input level adjustments for amplifier operation.

Section 2: Diagrams

Block Diagram

Illustrates the amplifier's functional blocks and signal flow.

Circuit Boards Location

Shows the physical arrangement of circuit boards within the unit.

Semiconductor Lead Layouts

Provides pin configurations for various semiconductor components.

Printed Wiring Boards

Detailed diagrams of the printed circuit board layouts for assembly and repair.

Section 3: Exploded View

Component Identification and Assembly

Illustrates the unit's components and their physical layout for servicing and repair.

Section 4: Electrical Parts List

Main Electrical Components

Lists main electrical components like resistors, capacitors, diodes, and ICs for different boards.

Accessories and Packing Materials

Details items like sheets, stickers, screws, and packing materials included with the unit.

Hardware List

Lists screws and other hardware used for assembly and mounting.

Miscellaneous Items

Covers other items such as adapters, cords, fuses, and switches not fitting other categories.