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Akai AX-890 User Manual

Akai AX-890
85 pages
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AKAT
Service
manual
COMPACT
DIGITAL
AUDIO
MODELS
EA-890,
TC-890
&
AX-890
MINI
STEREO
COMPONENT
SYSTEM
SYSTEM
RX-890
series
(RX-893,
897)
TUNER
CD
PLAYER
mMopEL
TC-590,
890
STEREO
DECK
AMPLIFIER
move.
AX-890
VIRTUAL
ROOM
SIMULATOR
mopeL
EA-890
Ww
WS
SPEAKER
SYSTEM
MODEL
SR-890
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Akai AX-890 Specifications

General IconGeneral
BrandAkai
ModelAX-890
Power Output130 watts per channel into 8Ω (stereo)
Frequency Response5Hz to 100kHz
Total Harmonic Distortion0.005%
Input Sensitivity0.2mV (MC), 2.5mV (MM), 150mV (line)
Signal-to-Noise Ratio76dB (MC), 86dB (MM), 100dB (line)
Dimensions440 x 156 x 400mm
Weight12.4kg
Tuning rangeFM

Summary

SAFETY INSTRUCTIONS

PRECAUTIONS DURING SERVICING

Guidelines for safe servicing procedures and part replacement.

PRECAUTIONS IN REPAIRING

Important points to note when repairing or adjusting the unit.

SAFETY CHECK AFTER SERVICING

Procedures for checking insulation and leakage current after service.

INFORMATIONS

PRECAUTIONS ABOUT THE POWER SUPPLY

Discusses power supply interdependencies and connection requirements.

SPECIFICATIONS

TUNER CD PLAYER

Detailed specifications for the Tuner CD Player section.

DISASSEMBLY

MAIN COMPONENTS REPLACEMENT

ADJUSTMENT (TUNER SECTION)

INSTRUMENT CONNECTIONS

Describes instrument connections for AM and FM tuner adjustments.

HOW TO CALL THE PRESET FREQUENCY FOR THE ADJUSTMENT

Procedure to recall preset frequencies for adjustment and inspection.

ADJUSTMENT

Specific adjustment procedures for FM tuning, sensitivity, distortion, and AM tuning.

SUPPLEMENTAL INFORMATION

SPECIFICATIONS (AX-890)

DISASSEMBLY (AX-890 Stereo Deck Amplifier)

REPLACEMENT OF PRINCIPAL MECHANICAL PARTS

MECHANICAL ADJUSTMENT

ADJUSTMENT OF THE HEAD AZIMUTH ALIGNMENT

Procedure to adjust head azimuth alignment for tape playback.

ELECTRICAL ADJUSTMENT

REC BIAS PRESET

Procedure for setting the recording bias for different tape types.

TAPE SPEED ADJUSTMENT

Procedures for adjusting tape speed for TAPE-I and TAPE-II in normal and X2 modes.

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