Sony d nf 430 service manual

Page 1

D-NF430/NF431

SERVICE MANUAL

Ver. 1.4 2006.06

Photo: D-N F430

US Model
Canadian Model
AEP Model

UK Model
Tourist Model

D-NF430

E Model

Russian Model
D-NF431

CD player

Sysle tn
Compact disc digital audio system

Laser diode properties

Emission duration Continuous

Laser mitpul. Less than 44,6 itW
(This output is the value measured at a distance
or20t1 mm from the objective tens surface on the
optical p1ckvup btock with 7 mm aperture.)

D-A conversion
17bit quartt timeeaxis Conulil

Frequency response
20 ~ 20 000 H1 :ldB (measured by JElTA)

Output

Headphones (stereo mi 'ack)
Approx. 15 mW + Approx, 15 mW at 15 9
Approx. 1 mW + Approx. 1 mW at 1o 9 *

* For the area code NF430. FR model,
For the area code of the modet you purchased.
check the upper left sitle 01' the bar code on the
package.

Radio
Frequency range

o NF430: AEP, UK, Ffi/NF431:HU* models
FM. 875 , 103.0 MHL
AM. 531 , 1 602 kHz
.NF431: ZE19, E92. MX" models
9 kHz step.
FM' 87.5 71021.0 MHL
AM'53171710kH4
10 kHL step.
FM187.5 , 108,0 Mt-u
AM: 530 , 1 710 kHz

9-879-983-05
2006F0571
© 2006.06

Sony Corporation
Personal Audio Division
Published by SonyTechno Create Corporation

Model Name Using Similar Mechanism D-NF420/NF421

CD Mechanism Type

CDM-3325EFIV2

Optical Pick-up Name

DAX-25EV

SPECIFICATIONS

o NF431:1E19" model
9 kHL step.
FM 87.5» 108.0MH1
AM 531 , l 602 kHz
10 km step.
FM 87.5 , 108.0MH1
AM: 530 - l 710 kHz

o NF43I]: US model
9 kHz slsp'
TV: 2 , 13 ch
WB (weather band): 1 . 7 all
FM. 375 , 1030 MH;
AM. 531 ~ 1710 kt-u
10 km step
TV 2 , 13 ch
WB (weather hand) 1 , 7 clt
FM. 37.5 - 108,0Mm
AM. 530 , 1710 kt-u

o NF43I]: .IE model
9 kHz step:
FM. 76.0 , 108,0 MHL
AM: 531 - 1710km
10 kHL step,
FM. 37.5 , 108.0 Mn;
AM. 530 , 1710 kHz
9 For the area code ut the modet you purchased.
check the upper 1e1t side or the harcode on the
package
Antenna
FM. Earphones cord antenna
AM. Built-in ferrite bar antenna

General

Power requirements
. LRo (size AA) battery. 1.5 v DC x 1

. AC power adaptor (DC IN 3 v jack).
100 . 120/220 , 240 v. 50/60 Hz (NI-430. 11:)
120 v. on 1-1; (NI-43]. Luz. MX)

230 v,501-1;(N1-'430. UK)
230 v, 50/601
(NI-430. AEP. HUM-431. RU. 11319, 21519)

Operating temperature

5°C , 35°C (41°F , 95°F)

Dimensions (wlh/u) (excluding proiecling parts
and controls)

Approx. 137.11 x 31.1x 137.21 mm
(5 1/2 x 1 '/4 x 5 l/zin.)

Mass (excluding accessories)
Approx. 205 g (73 0t)

Supplied Accessories

AC power adaptor (Excepl N1-430, US)
Earphones

Remote (NI-430, us. film-'43 1)
Operating instractions

us and foretgn parents licensed from Dolby
Laboratories,

MPEG Layers audio coding technology and parents
licensed from Frattnhofer Its and Thomson.

Design and specifications are suhieet to change
without notice.

- Continued on next page -

PORTABLE co PLAYER
S O NYa

Page 2

D-NF430/NF431
Ver. 1.3

Battery lile 1

W
(56) (prmlucetl in Japan)

G'PRDTECTION

1.1,, llzn
Audio CD 22 20
ATRAC CD 2 41 4]

MP3 CD 3) 31 31

RADIO ON 32

1) Measured value using the JEITA (Japan
Electronics and Infonnation Technology
Industries Association)
Playing time shown is apprnxxmate hours, when
you use the play on a flat and stable surface and
powers SAVE is set to ON".
This value varies depending on how the player
is used.

2) Recorded at 48 kbps

3) Recorded at 128 khps

- Abbreviation
CND: Canadian model
lEl): Singapore, Malaysia, Vietnam and Indian models
2E19: Chilean and Perurian models
E92 ' anama and Venezuelan models
FR : France model
IE : Tourist model
MX ' Mexican model
RU : Russian model

SAFETY-RELATED COMPONENT WARNING !!

COMPONENTS IDENTIFIED BY MARK A OR DOTTED LINE
WITH MARK A ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.

2

Notes on the AC power adaptor

. Disconnect all power sources when the player is
not to be used for a long time,

. Use only the AC power adaptor supplied. If yottr
player ts not supplied With an AC power adaptor,
use an ACVEBOHG AC power adaptot". Do not
use any other AC power adaptor. It may cause a
malfunction.

*Not available in Australia and some other
regions. Ask your dealer for detailed
information.

Polarity 01 the plug
M 3

. Do not touch the AC power adaptor with wet
hands.

. Connect the Ac power adaptor to an easily
accessible AC outlet. Should you notice an
abnormality in the AC power adaptor disconnect it
front the AC outlet immediate] y.

Notes on chip component replacement
- Never reuse a disconnected chip component.
- Notice that the minus side of a tantalum capacitor may be
damaged by heat.

Flexible Circuit Board Repairing
- Keep the temperature of the soldering iron around 270 C
during repairing.
- Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
- Be careful not to apply force on the conductor when soldering
or unsoldering.

CAUTION

Use of controls or adjustments or performance of procedures
other than those specified herein may result in hazardous radiation
exposure.

ATTENTION AU COMPOSANT AYANT RAPPORT
A LA SECURITE!

LES COMPOSANTS IDENTIFIES PAR UNE MARQUE A SUR
LES DIAGRAMMES SOHEMATIQUES ET LA LISTE DES
PIECES SONT CRITIQUES POUR LA SECURITE DE
FONCTIONNEMENT. NE REMPLACER CES COM- POSANTS
OUE PAR DES PIECES SONY DONT LES NUMEROS SONT
DONNES DANS CE MANUEL ou DANS LES SUPPLEMENTS
PUBLIES PAR SONY.