Sony cfd 770 l service manual

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BFD-770L

SERVICE MANUAL

AE P Model
UK Model

Model Name Using CD Section CFD-750L/760L

Similar Mechanism Tape Section NEW
' KSM-21OBAN

rape Transport __________ DECK F~770PB-65
Mechanism Type DECK B: MF-770RP-65

SPECIFICATIONS

CD player section
System Compact disc digital audio system
laser diode properties
Material: GaAlAs
Wavelength 780 nm
Emission duration: Continuous
Laser output: Less than 44.6uw*
This output is the value measured at a
distance of about 200 mm from the
objective lens surface on the optical pick-up

block.
Spindle speed 200 rpm. to 500 rpm. (CLV)
Error correction Sony Super Strategy Cross lnterleave Read

Solomon Code
Number of channels 2
Frequency response 20~20,000 Hzfl dB
Wow and flutter Below measurable limit

Dolby noise redumion manufactured under license from
Dolby Laboratories Licensing Corporation
"DOLBY" and the double-D symbol DE] are trademarks of
Dolby Laboratories Licensing Corporation.

Radio section

Frequency range

FM MW LW
AEP. UK 87.6-107 53,4602
M0d9' MHZ kHz 153.279
ltalian 37.5408 (9 2 kHz
Model MHz STEP)
FM MW/LW
IF
10.7 MHz 450 kHz
Antennas FM: Telescopic antenna, External antenna

MW/LW: Built»in ferrite bar antenna

Tape recorder section and general

Recording system 4-track 2-channel stereo

Fast winding time Approx. 140 sec with Sony cassette 0-60
Frequency response 0 TYPE I (NORMAL) cassette: 60-13900

Hz
- TYPE ll (CrOz) cassette: 60-16900 Hz
Speaker Two-way speakers: Woofer: 10 cm dia, cone
type, Tweeter: 5 cm
Power output Two-way speakers: 10 W + 10 W (at 4

ohms, 315 Hz, 10% harmonic distortion)
- Continued on next page -

on RAnm CASSETTE-BORDER
SONY.

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CFD-770L

Inputs Mixing microphone input jack (minijack) Power consumption

Sensitivity 2.5 mV .

For low impedance microphone AEP» 'iallan mOdel 45 W
Outputs Headphones jack (stereo minijack)

For 16- 68 ohms impedance headphones UK mOdeI 8° w

Two CD output jacks (phono jack)
Load impedance 10 kilohmspr higher Battery Iile Batteries for radio cassette-corder

Rated output 098 V ms at load impedance Recording Playback CD playing

47 kilohms .
Maximum power output Sony SUM-1 (NS) approx 2 H approx 05 H approx 0.5 H
10W+10W Sony Alkaline AM1 (N) approx. 55 H approx. 1.5 H approx. 1 H
Power requirements DC 12 V, 8 R20 (size D) batteries for CD
radio cassette-comer For clock/timer/memory: Approx. 1 year
DC 6 V, 4 R6 (size AA) batteries for
clock/timer/memory Dimensions 686 x 250 x 234 mm (wlh/d)

(27V8 x 97/5 x 914 inches)

. incl. projecting parts and controls
AEP "aha model 220 V AC' 5° HZ Weight Apprroxt 11 kg incl. batteries
UK model 240 v AC. so Hz (Approx. 24 lb 4 oz)

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

Design and specifications subject to change without notice.

Model Identification

This Compact Disc player is
classified as a CLASS 1

CLASS 1 LASER Pnooucr

LUOKAN 1 LASERLAITE IASER product.

KLASSl LASEFIAPPARAT The CLASS 1 LASER

PRODUCT label is located

on the rear exterior.

MODEL NO. CFD-770L
--_

CD RADIO CASSETTE-CORDER

SAFETY-RELATED COMPONENT WARNING

COMPONENTS IDENTIFIED BV MARK A 0R DOTTED
LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION. REPLACE THESE COMPONENTS WITH

3-362604-01:UK model SONY PARTS WHOSE PART NUMBERS APPEAR AS
3-362-605-01: Italian model SHOWN IN THlS MANUAL OR IN SUPPLEMENTS PUB-
3-363-102-01:AEP model LISHED BY SONY.