Sony sen 421 cd service manual

Page 1

SEN-4218B

SERVICE MANUAL

Power requirements
Power consumption

Accessories supplied

This system is composed of follwing model.

US Model
Canadian Model

As for the service manual, it is issued for each component
model, then, please refer to it.

COMPONENT MODEL NAME FOR THESE SYSTEM

AMPLIFIER TA-AV421

TUNER ST~JX421

CASSETTE DECK TC-W421

COMPACT DISC CDP-CZZl
SPECIFICATIONS

120 V AC, 60 Hz
220 W (Model for USA)
430 VA (Model Ior Canada)
AM loop antenna (1)
FM wire antenna (1)
Remote Commander RM-U421 (1)
Sony batteries SUM-3(NS) (2)
Audio signal connecting cord
(phono plug x 2 H
phono plug x 2) (1)
SYSTEM CONTROL 1 cord (1)
SYSTEM CONTROL 2 cord (1)
SYSTEM CONTROL 3 cord (1)
(For USA model. the SYSTEM
CONTROL 1 and 3 is equipped on
the TC-W421t)
Model only for Canada:
Headphone MDR-OOS (1)
Plug adaptor (I)

PARTS LIST (ACCESSORY & PACKING GROUP)

Parts No.

1 ~501374-1 1
1-506-652-11
1559-53341
1-559634-11
1-590636-11
1-590-536-21
1690-67431
1-690»749-1 1
169302241
2-128-529-01
3-754-912-21
3-754-912-31
*4»949A868-01
8352-44780

Description

ANTENNA, LOOP

ADAPTOR. PLUG (Canadian)

CORD, CONNECTION (Canadian)
CORD, CONNECTION (US)

CORD (WITH CONNECTOR) (US)
CORD (WITH CONNECTOR) (Canadian)
CORD (WITH CONNECTOR) (Canadian)
CORD (WITH CONNECTOR) (Canadian)
COMMANDER (STANDARD) (RM-U421)
CASE, BATTERY (FOR COMMANDER)
MANUAL. INSTRUCTIONUIENGLISH)
MANUAL, INSTRUCTION...(FRENCH)(Canadian)
INDIVIDUAL CARTON

MDR~006LII SET (Canadian)

Design and specifications are subject to change without

STEREO CUMPIINENT SYSTEM

notice.

SONY®

Page 2

SEN-421 co

This section is extracted from
instruction manual.

9-957-097-1 1

The remote commander supplied with this unit can control the unit from a distance.
The remote commander is divided Into 6 sections according to the functions as shown

below.

Power control block

VCFt SIN/AUDIO POWER buttons: Control the power of
each unit.

TVNTR control block

VCR 3 operation buttons:

>: Play

I: Stop

ANT (antenna) TVNTR button: Selects the output signal
from the antenna terminal on the VCR, either a TV
signal or VCR programs.

TV VOL (volume) +/~ buttons: Control the volume of TV.

TV CH (channel) +/- buttons: Select the channel of the
TV.

CD control block

SHUFFLE button: Set to the shuttle play mode.

>: Play

In the TUNER mode:
Press CD > once, the unit enters the CD mode.
Press CD > twice. the CD player starts playback.

In the mode other than the TUNER mode:
Press CD > once. the unit enters the CD mode and
starts playback.

I: Stop

H>t (AMS: Automatic Music Search): Locates a
desired selection.

D (disc) SKIP button: Disc skip

CONTINUE button: Set to the continuous play mode.

4

Sony Corporation
Audio Group

_2_

SURROUND control block
SURROUND mode selectors (for the amplifier)
ON/OFF: Turns on/oti the surround mode.
MODE: Selects the surround mode.
REAR VOL +/- buttons: Control the volume of rear
speakers (surround level).

Tuner control block
TUNER PRESET +/- buttons: Select a preset station of
the tuner.

El Amplifier control block
FUNCTION selectors: Select an input source of the
amplitier.(for the amplifier)
DBFB button: Turns on/oft the DBFB (Dynamic Bass
Feed Back). (for the amplifier)
MASTER VOL +/- buttons: Control the amplifier volume.

Battery life

About half a year of normal operation can be expected when
using the Sony SUM-3 (NS) batteries. When the batteries
are exhausted, the remote commander can no longer
operate the unit. If this happens, replace both batteries with
new ones.

To avoid battery leakage

When the commander is not be used for a long time, remove
the batteries to avoid damage caused by battery leakage
and corrosion.

Inserting the batteries into the remote commander

1 Open the cover.

2 Insert two size-AA (R6) batteries with correct
polarity

English
92C0535-1
Printed in Japan
© 1992. 3

Published by Customer Relations and Service Group