Sony d 311 service manual

Page 1

D-311

"SEPVICE MANUAL

US Model
Canadian Model

AEP Model

UK Model

E Model
Australian Model
Tourist Model

Discman

System
Laser diode properties

Error correction
D-A conversion
Frequency response

Output (at 6 V input level)

General
Power requirements

Dimensions

Weight
Supplied accessories

SPECIFICATIONS

Compact disc digital audio system
Material: G'aAlAs

Wavelength: t .1780 nm
Emission duration: Continuous
Laser output: Less than 44.6 pW

(This output is the value measured at a distance or 200 mm from the

objective lens surface on the Optical Pick-up Block).
Sony Super Strategy Cross Interleave Reed Solomon Code
1 bit quartz time»axis control
20-20900 Hz :3 as
(measured by EIAJ (SP-307)
Line output (stereo minijack)
Output level 0.55 V rms at 50 kilohms
Load impedance over 10 kllohms
Headphones (stereo minijack)
9mW+9mWat16s2

Supplied:
. DC 3.2 V rechargeable battery pack BP-S

. DC IN 6 V jack accepts the Sony AC power adaptor for use on:

US, Canadian model : 120V AC, 60H:
AEP model : 220 - 230V AC. 50Hz
UK, Australian model : 240V AC, 50H:
E, Tourist model : 100 - 240V AC, 50/60Hz

Not supplied:

. DO IN 6 V accepts the Sony CPM-ZOSP/CPM-ZOOP
mount plate and CPM-ZOOPK/CPM-ZOGPK Car mount
arm tor use on 12 V car batlery.

0 DC 3 V two size AA (LRS) alkaline batteries

Approx. 1283 X 21.6 X 147.8 mm (5%; X 7/9 X5le in.)
(w/h/d) incl. projecting pans and controls

Approx. 325 g (t 1.5 oz.) incl. rechargeable battery

AC power adaptor (1)

Rechargeable battery (1) .
Connecting cord (phono plug X 2 ~ stereo miniplug (t)
Headphones with remote commander (1)

Car mount adaptor (1)

Battery case (1)

Design and specifications subject to change withoul notice.

Model Name Using Similar Mechanism

NEW

CD Mechanism Type

CDM-31'l

Note on the AC power adaptor

Use only the supplied AC power adaptor
or the AC-E4M AC power adaptor (not

supplied).

Polarity of lhe plug
(Unified polarity type)

Never use any other adaptors

manufactured by Sony because the
polarity of the supplied adaptor is
opposite oi conventional adaptors.

Do not use the supplied AC power
adaptor tor other Discman CD compact
players with DC W 9 V jack, nor the
optional AC power adaptor such as the

AC~DSM.

This Compact Disc player is ctassitied as
a CLASS 1 LASER product.

CLASS 55 P9090 The CLASS 1 LASER PRODUCT label is

N RLAITE _
332;; 1 SSASSAPPARAT located on the bottom exterior,

COMPACT DlSC COMPACT PLAYER
SONY;

Page 2

D-311

TABLE OF CONTENTS
Segment ELe Rage
1. SERVICE NOTE
1-1. Main Board Identification ............................... 2
1-2. Laser Note ..................................................... 3
2. GENERAL
Location and Function of Controls ............................ 4
3. SERVICE MODE 5
4. ELECTRICAL ADJUSTMENTS . 8
5. DIAGRAMS
5-1. Block Diagram. .. 15
5-2. Semiconductor Lead Layouts.. . 17
5-3. Circuit Boards Location .................................. 18
5-4. Printed Wiring Boards (Former Type) .. 18
55. Schematic Diagram (Former Type) ...... 21
5-6. Schematic Diagram (New Type) .................... 25
5-7. Printed Wiring Boards (New Type) ................. 29
5-8. [G Pin Functions ............................................. 36
5-9. Waveforms ..................................................... 38
6. EXPLODED VIEWS
6-1 . Cabinet Section .............................................. 40
6-2. Optical Pick-up Block Section ........................ 42
7 . ELECTRICAL PARTS LIST ............................ 43

SAFETY-RELATED COMPONENT WARNINGII

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.

ATTENTION AU COMPOSANT AYANT RAPPORT
A LA SECURITE!

LEs COMPOSANTS IDENTIFIES PAR UNE MARQUE A SUR
LES DIAGRAMMES SCHEMATIOUES ET LA LISTE DES PIECES
SONT cmTiauES POUR LA SECURITE DE FONCTIONNE-
MENT. NE REMFLACER SES COMPOSANTS OUE PAR DES
PIECES SONY DONT LES NUMEROS SONT DONNES DANS
CE MANUEL ou DANS LES SUPPLEMENTS PUBLIES PAR
SONY.

SECTION 1
SERVICE NOTE
1-1. MAIN BOARD IDENTIFICATION

. In the Us, Canadian, E, and Tourist models, the main board is
marked with a number having either "-1 l " or "-21 " at the end. "-
l 1" indicates the former type and "-21" the new type, as shown
below. The AEP, UK and "-21" the new type, as shown below.
The AEP, UK and Australian models only have "-21".

14541-64441 (FORMER TYPE)

1-641-644-21 (NEW TYPE)
[MAIN BOARD]

-SIDE B -

IC 601
CXD ZSOOAO

Printed Wiring Boards Schematic Diagram

FORMER
Page 18-20 Page 21-24
TYPE
NEW Page 29-31 Page 25-28
TYPE