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Aiwa XS-Z870 User Manual

Aiwa XS-Z870
47 pages
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Aiwa XS-Z870 Specifications

General IconGeneral
BrandAiwa
ModelXS-Z870
CategoryStereo System
LanguageEnglish

Summary

Specifications

FM Section

Technical specifications for the FM radio tuner.

AM Section

Technical specifications for the AM radio tuner.

Timer Section

Specifications for the timer functions (on-timer, sleep timer).

Amplifier Section

Power output and input sensitivity specifications.

Cassette Deck Section

Technical details of the cassette tape mechanism.

CD Player Section

Specifications for the compact disc player.

Speaker Section

Specifications for the SX-Z870 speaker system.

General Specifications

Power requirements, consumption, and dimensions.

Precaution to Replace Optical Block

Electrical Main Parts List

Component Reference and Coding

Chip Resistor Part Code

Explanation of how chip resistor part codes are structured.

Schematic Diagram - 1

Wiring Diagram - 1

Schematic Diagram - 2

Wiring Diagram - 2

Schematic Diagram - 3

Wiring Diagram - 3

Wiring Diagram - 4

FL Display Grid and Anode Connection

FL Grid Assignment

Layout and pin assignments for the FL display grid.

Anode Connection

Mapping of grid segments to anode connections.

Tuner Adjustment Procedures

Clock Frequency Adjustment

Procedure to set the clock frequency for the tuner section.

AM VT Adjustment

Adjusting the AM voltage tuning characteristic.

AM Tracking Adjustment

Fine-tuning AM signal tracking for optimal reception.

AM IF Adjustment

Adjusting the AM intermediate frequency stage.

FM VT Adjustment

Adjusting the FM voltage tuning characteristic.

FM Tracking Adjustment

Fine-tuning FM signal tracking for optimal reception.

Practical Service Figures and Adjustments

DC Balance/MONO Distortion Adjustment

Procedure to adjust DC balance and mono distortion.

MPX VCO Adjustment

Adjusting the MPX VCO for proper stereo signal processing.

Tuning LED Adjustment

Procedure to adjust the tuning indicator LED illumination.

Deck Adjustment Procedures

Cassette Deck Adjustment Details

Normal Speed Adjustment

Setting the correct tape playback speed.

Head Azimuth Adjustment

Aligning the tape head for optimal signal reproduction.

PB Sensitivity Adjustment

Adjusting playback sensitivity for tape decks.

PB Frequency Response Check

Verifying the frequency response during playback.

REC/PB Frequency Response Adjustment

Fine-tuning record/playback frequency response.

REC/PB Sensitivity Adjustment

Adjusting record/playback sensitivity.

Vocal Fader Adjustment

Adjusting the vocal fader function.

CD Player Adjustment Procedures

VCO Frequency Adjustment

Setting the VCO frequency for CD player operation.

Focus Bias Adjustment

Adjusting the focus bias for proper disc reading.

RF Waveform Check

Verifying the RF signal waveform for CD playback.

CD Player Tracking and Balance Adjustments

Tracking Balance Adjustment

Adjusting the tracking balance for stable disc rotation.

Tracking Gain Adjustment

Fine-tuning tracking gain for optimal performance.

IC Description: µPD78044GF-040

IC Description: CXD1167Q

IC Description: CXA1082BQ

IC Description: CXA1081M

IC and Transistor Information

IC Description: LM7001

Pinout and function details for the LM7001 IC.

Transistor Illustration

Visual representations and pinouts of various transistors.

IC Block Diagrams: STK4142-MK2 & LA1265S

IC Block Diagrams: TC4094BP & HA12134A

IC Block Diagrams: KIA6043S & BA3826S

IC Block Diagrams: LC7522 & LA3607

IC Block Diagrams: BA6296FP & LB1641

Mechanical Exploded View 1/2

Mechanical Parts List 1/2

Mechanical Exploded View 2/2

Mechanical Parts List 2/2

Tape Mechanism Exploded View 1/1

Tape Mechanism Parts List 1/1

CD Mechanism Exploded View 1/1

Spring Application Position

Speaker List

Accessories and Package List

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