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Technics SU-V85A

Technics SU-V85A
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Technics SU-V85A Specifications

General IconGeneral
Power Output120W per channel into 8Ω (stereo)
Frequency Response3Hz to 80kHz
Dimensions430 x 125 x 316mm
Weight9.1kg
Signal to noise ratio86dB (MM), 106dB (line)
Input Impedance47kΩ
Damping factor60
Input sensitivity2.5mV (MM), 150mV (line)
Channel separation70dB
Speaker load impedance4Ω to 16Ω
Signal-to-Noise Ratio110dB

Summary

Specifications

Amplifier Section

Detailed performance, power, and distortion specifications.

Maintenance Procedures

Front Panel and Sub P.C.B. Removal

Steps to remove the front panel and sub PCB.

InputOutput P.C.B. Removal

Steps to remove the input/output PCB.

Repair and Adjustment

Main P.C.B. Removal

Steps to remove the main P.C.B.

Protection Circuitry

Explains protection circuit function and reset procedure.

Measurements and Adjustments

Voltage Control Amp. Idling (ICQ) Adjustment

Procedure for adjusting voltage amplifier idling current.

Current Drive Amp. Idling (ICQ) Adjustment

Procedure for adjusting current amplifier idling current.

Printed Circuit Boards

Main Circuit Board (K)

Schematic for the main circuit board.

IC Terminal Functions

IC701 (UPD7566 CS044) - Analogue Switch Control

Pin functions for IC701 controlling analogue switches.

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