Text preview for : AM-2200 Ver 2.pdf part of Akai AM-2200 Ver 2 Akai AM AM-2200 AM-2200 Ver 2.pdf



Back to : AM-2200 Ver 2.pdf | Home

Downloaded from www.Manualslib.com manuals search engine
SECTION 1

SERVICE MANUAL
TABLE OF CONTENTS



I. TECHNICAL DATA 2
II. DISMANTLING OF UNIT 3
III. CONTROLS 4
IV. PRINCIPAL PARTS LOCATION 4
V. LEVEL DIAGRAM 5
VI. MAIN AMP ADJUSTMENT .......................... 5
VII. CLASSIFICATION OF VARIOUS P.C BOARDS.................................... 6
1. RELATION OF P.C BOARD TITLE AND IDENTIFICATION NUMBER 6
2. COMPOSITION OF VARIOUS P.C BOARD . 7




For basic adjustments measuring methods, and operating principles, refer to GENERAL OPERATING
PRINCIPLES AND ADJUSTMENTS.




Downloaded from www.Manualslib.com manuals search engine
I. TECHNICAL DATA

1. Power Amplifier Section
Continuous Power Output 20 watts per channel, minimum RMS, at 8 ohms from 20 to 20,000 Hz with no
more than 0.5% total harmonic distortion
POWER BANDWIDTH (1HF) 10 to 45,000 Hz/8 ohms (Total Harmonic Distortion 0.5%)
SIGNAL TO NOISE RATIO (1HF) Phono: Better than 85 dB
Aux: Better than 95 dB
RESIDUAL NOISE Less than 0.8 mV at 8 ohms
CHANNEL SEPARATION (1HF) Phono: Better than 55 dB at 1,000 Hz
DAMPING FACTOR More than 60 (1 kHz, 8 ohms)
OUTPUT Speakers: A,B (4 to 16 ohms)/A+B(8 to 16 ohms)
Headphone: 4 to 16 ohms

2. Pre Amplifier Section
INPUT SENSITIVITY AND IMPEDANCE Phono: 3 mV/47 k ohms
AUX: 150 m V/ 100 k ohms
Tuner: 150 mV/100 k ohms
Tape Monitor: PIN; 150 mV/100 k ohms DIN; 150 mV/100 k ohms
OUTPUT LEVEL AND IMPEDANCE TapeREC: PIN; 150 mV/100 k ohms DIN; 150 mV/100 k ohms
FREQUENCY RESPONSE Phono (RIAA equalization) 30 to 15,000 Hz +-1 dB
TONE CONTROL BASS: