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Aiwa V-770 User Manual

Aiwa V-770
30 pages
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Code
No.
87-042
DATE
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ISSUE
7/1987-1
SERVICE
MANUAL
MODEL
NO.
V-770
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Aiwa V-770 Specifications

General IconGeneral
BrandAiwa
ModelV-770
CategoryStereo Receiver
LanguageEnglish

Summary

Specifications

CX-770 Specifications

Technical details for the CX-770 model, including power, dimensions, and frequency ranges.

PX-E770 Specifications

Technical details for the PX-E770 turntable, including drive system, speeds, and dimensions.

SX-770 Specifications

Technical details for the SX-770 speaker system, including cabinet type, dimensions, and weight.

CX-S770 Disassembly and Parts

Disassembly Instructions

Steps for disassembling the cassette door spring mechanism.

Electrical Main Parts List

List of electrical components and their part numbers for the CX-S770.

IC Block Diagrams

IC,CXA1102 Block Diagram

Block diagram for IC,CXA1102 showing signal paths and functions.

IC,UPC1237H Block Diagram

Block diagram for IC,UPC1237H detailing overload detection and AC OFF circuits.

IC,TC4051 Block Diagram

Block diagram for IC,TC4051 illustrating logic level conversion and decoding functions.

IC,LA3600 Block Diagram

Block diagram for IC,LA3600 showing amplifier stages and input/output signals.

IC,BA6154 Block Diagram

Block diagram for IC,BA6154 depicting constant current circuit and output stages.

IC,LA7224 Block Diagram

Block diagram for IC,LA7224 showing limiter, peak hold, and wave shaping circuits.

IC,STK4162MK-2 Block Diagram

Block diagram for IC,STK4162MK-2, likely an audio amplifier IC.

Schematic Diagrams

Main Circuit Board Section

Schematic for the main circuit board of the CX-S770.

Deck-1 Circuit Board

Schematic for the Deck-1 circuit board.

Sensor Circuit Board

Schematic for the sensor circuit board.

Frontend Circuit Boards

Schematics for the frontend circuit boards for different CX-S770 variants.

Wiring and Schematic Diagrams 2

Deck-1 and Sensor Circuit Boards

Wiring and schematics for Deck-1 and Sensor circuit boards.

Power and Frontend Circuit Boards

Wiring and schematics for Power and Frontend circuit boards.

Schematic Diagram 3

Main, Front End, and Deck Circuit Boards

Schematics for Main, Front End, and Deck circuit boards.

Sensor, Power, Jack, Logic, and Switch Circuit Boards

Schematics for Sensor, Power, Jack, Logic, and Switch circuit boards.

Wiring Diagram 2

Jack, Main, and Frontend Circuit Boards

Wiring diagrams for Jack, Main, and Frontend circuit boards.

Schematic Diagram 4

Front, Power, and Main Circuit Boards

Schematics for the front, power, and main circuit boards.

Deck and Sensor Circuit Boards

Schematics for the deck and sensor circuit boards.

Adjustment Procedures

Clock, MW VT, LW VT, and AM IF Adjustments

Procedures for adjusting clock frequency, VT for MW/LW, and AM IF.

Tracking, FM VT, FM Tracking, and DC Balance Adjustments

Procedures for tracking, FM VT, FM tracking, and DC balance adjustments.

MPX VCO, STEREO Distortion, Speed, and Azimuth Adjustments

Procedures for MPX VCO, stereo distortion, speed, and head azimuth adjustments.

Practical Service Data and Adjustments

PB Sensitivity and Bias OSC Adjustments

Adjustments for PB sensitivity and bias OSC frequency.

REC/PB Sensitivity and Frequency Response Adjustments

Adjustments for REC/PB sensitivity and frequency response.

Remote Control Adjustment and Service Data

Adjustment for remote control and service data for various sections.

IC Descriptions

IC,LC6543H-3333 Description

Pin description and function for IC,LC6543H-3333, a microcontroller.

IC,PD7528ACU-204 Description

Pin description and function for IC,PD7528ACU-204, likely a microcontroller.

IC,LC7217 Description

Pin description and function for IC,LC7217, a frequency synthesizer IC.

Exploded View 1

Mechanical Parts List

Exploded View 2

Exploded View 3 (Deck-1)

Exploded View 4 (Deck-1)

Remote Control RC-T770/305 Information

Schematic Diagram (RC-T770L, 305)

Circuit diagram for the RC-T770L/305 remote controller.

Mechanical, Electrical Main Parts List (RC-T770L, 305)

Parts list for the RC-T770L/305 remote controller.

PX-SE 770 Model Information

Alteration Parts List

List of altered or added parts for the PX-SE 770.

Speaker List

List of speakers and their part numbers for SX-S770, SX-S770A, and SX-S750.

Accessories and Package List

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