Sony cfd 400 service manual

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CFO-400

SERVICE MANUAL

E Model

SPEOHCATOINS CD Model Name Using Similar Mechanism NEW
CD player secflon Section Optical Pickup Block Type KSM-2101 BAN
System Compact disc digital audio system Model Name Using Similar Mechanism CFO-7708
Laser diode ro erties
p 9 Material: GaAlAs Cassette Tape Transport Mechanism Type DECK A5
Wave length 780 nm 990k MF400PB'55
w
: n . y
'This output is the value measured 'at a MF'4OORP65
distance of about 200 mm from the
objective lens surface on the optical plck- Frequency response TYPE I (normal) 50- 13,000 Hz
P 1°C cassette: (ElAJ)
Spindle speed 200 r.p.m. to 500 rpm. (CLV)
Error correction Sony Super Strategy Cross lnterieave Read TYPE " (0'02) 50 -15.000 HZ
Solomon Code cassette: (ElAJ)
Numbe' °f mamas 2 TYPE IV (metal) so-tmoo Hz
Frequency response 20 - 20,000Hz -1 dB (EIAJ) cassette: (ElAJ)

Wow and flutter Below measurable limit (El/U)

Inputs Mixing microphone input jack (minijack)
Radio section Sensitivity 2.5 mv
Frequency range FM: 76-- 108 MHz For low impedance microphone
AM: 531 -1,529 kHz (9 kHz frequency Outputs Headphones jack (stereo minijack)
interval) For 16 - 64 ohms impedance headphones
530 - 1,710 kHz (10 kHz frequency Maximum power output
interval) 5W + SW

(at 12 ohms. 10% harmonic distortion)
Power requirements For CD radio cassette-corder
AC 110- 120 VI220-240 V
DC 12 V. 3 R20 (size D) batteries
For olockltimer/memcry
DC 6 V. 4 R6 (size AA) batteries

FM: Telescopic antenna
AM: Built»in lerrite bar antenna

Antennas

Tape recorder section and general
Recording system

4-treck 2-channel stereo

Fast winding time

Approx. 120 sec with Sony cassette HF60

Speaker

Full-range speakers: 10 cm dia.. cone
type

CD RADIO CASSEII

For remote commander
DC 3V, 2 R6 (size AA)

- Continued on next page -

rCflRDER
SONY®

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CFD-4OO

Power consumption 35 W
Battery life
Batteries for CD radio cassette-corder

Recording Playback

CD playlng

Sony SUM-1 (NS) approx. 2.5 H approx. 2 H approx. 1.5 H

Sony Alkaline AM1 approx. 7 H approx. 7 H approx. 4 H

For clock/timer/memory: approx. 1 year

Dimensions 640 x 213 x 266 mm (wlh/d) (EIAJ)
incl. projecting parts and controls
Weight 8kg

(incl, batteries; excl. supplied accessories)

Supplied accessories
AC power cord (1)
Remote commander (1)

Design and specifications subject to change without notice.

On power source
- Before operating the unit, be sure that the operating
voltage of your unit is identical with that of your local
power supply.
For AC operation, use the supplied AC power cord;
do not use any other type.
For battery operation, use eight R20 (size D) batteries.
- The voltage selector is located on the rear of the unit

(lit

tied:

110-120 V 220-240 V

0 Unplug the unit from the wall outlet when it is not to be
used for an extended period of time.

-Wnen the internal batteries are not to be used, remove
them to avoid damage caused by battery leakage or
corrosion

SAFETY-RELATED COMPONENT WARNING

COMPONENTS IDENTIFIED 8V MARK A OR DOTTED
LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL T0 SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
SONV PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.

TABLE OF CONTENTS

Section M Pa 56
Specifications .................................. 1
on power source ............................... 2
1. senwcme NOTES .................... 3

2. GENERAL

Parts Identification ........................ 4
Power sources 6
Setting the Clock ................. 7
Playing Dim ............................ 8
Adjusting Sound ......................... 9
Recording CD sound ..................... 10
Recording Radio Sound ................. 11
Tape Dubbing ........................... 11
Using Built-in Timer --------------------- 12
3. DISASSEMBLY ........................ 16
4. MECHANISM OPERATION ~~~~~~~~~~~~ 19
5. ADJUSTMENTS
51. Mechanical Adjustments 23
5-2. Electorical Adjustments ~~~~~~~~~~~~~~~~ 24

6. DIAGRAMS

6-1. 1C Port Table ---------------------------- 30
6-2. Tape Recorder Section

Schematic Diagram ~~~~~~~~~~~~~~~ ~ 41
6-3. CD, Tuner section Schematic Diagram ------- 45
6-4. Tape Recorder, CD, Tuner Section

Printed Wiring Boards -------------------- 49
6-5. Power Supply, Control Section

Schematic Diagram ~~~~~~~~~~~~~~~~~~~ 53
6-6. Power Supply, Control Section

Printed Wiring Boards ~~~~~~~~~~~~~~~~~~~~ 57
7. EXPLODED VIEWS ~~~~~~~~~~~~~~~~~~~ 60
8. ELECTRICAL PARTS LIST 65