Sony d e 990 service manual

Page 1

D-E990/EJ915

SERVICE MANUAL

Ver 1.0 1999.10

Photo: D-E990

US Model
Canadian Model
AEP Model

UK Model

E Model
Chinese Model

D-EJ915

Tourist Model

D-E990

System
Compact disc digital audio system

Laser diode properties

Material: GaAlAs

Wavelength: it _ 780 nm

Emission duration: Continuous

Laser output: Less than 44.6 11W

(This output is the value measured at a distance
of 200 mm from the obiectivc lens surface on
the optical pickeup block with 7 mm apertttre.)

D-A conversion
14) quartz timeettxis control

Frequency response
20 , 20,000 Hz :2 dB (measured by EIAJ Cl
307)

Output (at 4.5 V input level)

Line output (stereo minijack)
Output level 0.7 V mts at 47 kilohms
Recommended load impedance over 10
kilohms

Headphones (stereo minijack)
Approx. 5 mW + Approx. 5 mW at 16 ohms
(Approx. 3 mW + Approx. 3 mW at 16 ohms)*
*For the customers in France

Optical digital output (optical output connector)
Output 1e 721 , 715 dBm
Wavelength: 630 , 690 nm at peak level

Power requirements

For the area code of the model you

purchased, check the upper left side of the

bar code on the package.

. Two Sony NH714WM rechargeable batteries:
2.4 V DC

- Two LR6 (size AA) batteries: 3 V DC

MICROFILM

Model Name Using Similar Mechanism

NEW

CD Mechanism Type

US :CDM-3022EBG
Other: CDM-3022EBA

Optical Pick-Up Name

US : DAX-ZZEG
Other: BAX-22E

SPECIFICATIONS

- AC power adaptor (DC IN 4.5 V jack):
US/Canadian model: 120 V, 60 Hz
AEP/E13 model: 220 , 230 V. 50/60 Hz
UK model: 230 , 240 V, 50 Hz

Tourist/E33 model: 100 , 240 V, 50/60 Hz
Hong Kong model: 220 V, 50/60 Hz
Chinese model: 220 V, 50 Hz

Sony DCC7E245 car battery cord for rise on
car battery: 4.5 V DC

Battery life' (approx. hours)

(When you use the CD player on a flat and stable
surface.)

Playing time varies depending on how the CD
player IS used.

Two NHV 14WM 25
(charged for
about 4 hours)

Battery case (two 40
alkaline batteries)
Rechargeable batteries 62

NHVIAWM and battery
case (two alkaline
batteries)

* Measured value by the standard of EIAJ

(Electronic Industries Association of Japan).

M Charging time varies depending on how the
rechargeable battery is used.

Operating temperature

5°C 7 35°C (41°F » 95°F)
Dimensions (wlh/d) (excluding
projecting parts and controls)
Approx. 127.2 x 19 X1301 mm

(5 '/5i x M x 5 la in.)

Mass (excluding rechargeable
batteries)
Approx. 167.5 g (6.0 oz)

Supplied accessories

AC power adaptor ( l)

Headphones/earphones with remote control ( l)
Rechargeable batteries (2)

Battery carrying case (2)

Carrying casc(1)

Battery case(1)

AC plug adaptor (l)*

* Supplied with Tourist and E33 models

Design and specifications are subject to change
without notice.

- Abbreviation
E13: 220 , 230 V AC area in E model
E33: 100 , 240 V AC area in E model

PORTABLE CD PLAYER

ONY.