Aiwa NSX-VC28 User Manual

SERVICE MANUAL
DATA
COMPACT DISC STEREO SYSTEM
BASIC TAPE MECHANISM : 6ZM-3 / ZZM-3
BASIC CD MECHANISM : AZG-1
NSX-VC28
NSX-VC38
NSX-VC43
HR
HC, HT
HR
S/M Code No. 09-008-430-3S1
SUPPLEMENT
• This Service Manual contains information about the difference between
NSX-VC28 (HR) / NSX-VC38 (HC,HT) / NSX-VC43 (HR) and NSX-VC38 (HR).
If requiring other information, see Service Manual of NSX-VC38 (HR,HS)
(S/M Code No. 09-006-430-3R1).
• If requiring information about the CD mechanism, see Service Manual of AZG-1,
(S/M Code No. 09-001-335-3NG).
NSX–VC28 (HR)
RC–ZAS07
SYSTEM
CD
CASSEIVER
REMOTE
CONTROLLER
SPEAKER
SX–NBL25
NSX–VC38 (HC)
NSX–VC38 (HT)
NSX–VC43 (HR)
TAPE
MECHANISM
CD
MECHANISM
CX–NVC28
CX–NVC38
CX–NVC38
CX–NVC43
SX–NBL25
SX–NSZ53
ZZM–3 YPR1NM
6ZM–3 YPR2NC
AZG–1 VZD3RDM
AZG–1 VEZD3RNDM
AZG–1 VEZD4RNDC
SX–NBL25 6ZM–3 PR2NM
6ZM–3 PR2NM AZG–1 VZD3RDM

Aiwa NSX-VC28 Specifications

General

Brand	Aiwa
Model	NSX-VC28
Category	Stereo System
CD Player	Yes
Cassette Deck	Yes
Speaker Configuration	2.0
Remote Control	Yes
Type	Mini System
Radio Tuner	AM/FM

Summary

Specifications

Tuner Sections (FM, MW, SW)

Technical details for FM, MW, and SW tuners.

Amplifier and Audio Specifications

Performance details for the amplifier and audio output.

Cassette and CD Player Specifications

Technical details for cassette and CD playback.

Speaker System Specifications

Technical specifications for the front speaker systems.

General Unit Specifications

Overall electrical and physical specifications.

Electrical Main Parts List

Integrated Circuits (IC)

List of integrated circuits used in the main unit.

Transistors

List of transistors used in the main unit.

Diodes

List of diodes used in the main unit.

Main Circuit Board Components

List of components on the main circuit board.

Chip Resistor Coding and Dimensions

Chip Resistor Part Code Explanation

Explanation of how chip resistor part codes are formed.

Chip Resistor Size and Value Chart

Table showing chip resistor sizes and values.

Transistor Illustrations

Transistor Pinout Diagrams

Visual representation of transistor pin configurations.

IC Block Diagram

LA1844L-A IC Architecture

Diagram showing internal blocks of the LA1844L-A IC.

Adjustment Procedures

SW VT Adjustment Procedure

Procedure for adjusting the SW VT (Variable Transducer).

U-CON OSC Adjustment Procedure

Procedure for adjusting the U-CON oscillator.

CD Test Mode Operations

Activating and Cancelling CD Test Mode

Instructions on entering and exiting CD test mode.

CD Test Mode Functions and Outline

Details on CD test mode functions and sequence of operations.

Mechanical Exploded View (NSX-VC28/VC38)

Main Unit Component Layout

Exploded view of the main unit components.

Mechanical Parts List (NSX-VC28/VC38)

Main Unit Part Identification

List of part numbers for the main unit.

Tape Mechanism Exploded View (6ZM-3)

6ZM-3 PR2NM/YPR2NC Assembly Diagram

Exploded view of the 6ZM-3 PR2NM/YPR2NC tape mechanism.

Tape Mechanism Parts List (6ZM-3)

6ZM-3 PR2NM/YPR2NC Parts Identification

List of parts for the 6ZM-3 PR2NM/YPR2NC tape mechanism.

Tape Mechanism Exploded View (ZZM-3)

ZZM-3 YPR1NM Assembly Diagram

Exploded view of the ZZM-3 YPR1NM tape mechanism.

Tape Mechanism Parts List (ZZM-3)

ZZM-3 YPR1NM Parts Identification

List of parts for the ZZM-3 YPR1NM tape mechanism.

Speaker Parts Lists

Speaker Components for NSX-VC28/VC38

List of parts for SX-NBL25 speakers.

Speaker Components for NSX-VC43

List of parts for SX-NSZ53 speakers.

Accessories and Package List

Included Accessories and Cables

List of included accessories and packaging items.