Sony CFS-929SMK2 User Manual

1
Model Name Using Similar Mechanism CFS-929S
Tape Transport Mechanism Type MF-W616-148
SERVICE MANUAL
E Model
CFS-929SMK2
RADIO CASSETTE-CORDER
Frequency range
FM: EA model: 87.5 - 107 MHz/
E15 model: 87.5 - 108 MHz
MW: EA model: 530 - 1,605 kHz/
E15 model: 530 - 1,611 kHz
SW1: 2.3 - 7 MHz
SW2: 7 - 22 MHz
IF
FM: 10.7 MHz
MW/SW: 455 kHz
Antennas
FM/SW: Telescopic
MW: Built-in ferrite bar
Recording system
4-track, 2-channel stereo
Frequency response
80 - 12,500 Hz
Speakers
Full range: 10 cm (4 inches) dia., 4 Ω cone type/
Tweeter: 5 cm (2 inches) dia.
Input
CD/TV LINE IN jacks (phono jacks),
sensitivity 0.43 V, input impedance 47 kΩ
Output
Headphones jack (stereo minijack), for 16 - 68 Ω
impedance headphones
Maximum Power output
24 W
SPECIFICATIONS
Battery life
FM Recording: Sony R20P: Approx. 6.5 hours/
Sony LR20 alkaline: Approx. 18 hours
Playback: Sony R20P: Approx. 1 hour/
Sony LR20 alkaline: Approx. 3.5 hours
Power requirements
110 - 127 V/220 - 240 V AC selectable, 50/60 Hz
12 V DC, eight R20 (size D) batteries
DC IN 12 V jack
Power consumption
AC 30 W
Dimensions
Approx. 679 × 263.5 × 239.5 mm (w/h/d)
(26 6/8 × 10 3/8 × 9 4/9 inches) incl. projecting parts
and controls, not incl. handle
Mass
Approx. 8.6 kg (18 lb 15 oz) incl. batteries
Supplied accessory
AC power cord (1)
Design and specifications are subject to change without
notice.
•Abbreviation
E15 : AC 220-240V area in E model
EA : Saudi Arabia model
Ver 1.0 2003.12
9-961-448-01
2003L04-1
© 2003.12
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation

Sony CFS-929SMK2 Specifications

General

Type	Cassette Player
Brand	Sony
Model	CFS-929SMK2
Speakers	2
Speaker Size	12 cm
Power Source	AC
Batteries	6 x D
Input	Microphone
Output	Headphone
Power Supply	AC 120V, 60Hz

Summary

Section 1 General

Location of Controls

Identifies and illustrates the location of all device controls.

Section 2 Disassembly

Front and Rear Cabinet Assembly Removal

Procedure to remove the front and rear cabinet assemblies.

Power Board Removal

Procedure to remove the power board.

F/T and Tuner Boards Removal

Procedure to remove the F/T and tuner boards.

H/P, LED2, Maxi Bass, Vol, and Main Boards Removal

Procedure to remove H/P, LED2, Maxi Bass, Vol, and main boards.

Mechanism Deck Removal

Procedure to remove the mechanism deck.

Jog and LED1 Boards Removal

Procedure to remove the jog and LED1 boards.

REC SW Board, Belt, and Motor Assembly Removal

Procedure to remove the REC SW board, belt, and motor assembly.

Section 4 Mechanical Adjustments

Mechanical Adjustment Precautions

Important precautions to follow before performing mechanical adjustments.

Section 5 Electrical Adjustments

Tape Speed Adjustment Procedure

Step-by-step guide for adjusting tape speed for both decks.

Tuner Section Adjustments

Section 6 Diagrams

Block Diagram

Provides a high-level overview of the system's functional blocks and signal flow.

Schematic Diagram - Tuner Section

Schematic Diagram - Main Section (1/2)

Schematic Diagram - Main Section (2/2)

Section 7 Exploded Views

Section 8 Electrical Parts List