Sony MDP-440 MDP-640D User manual

-MDP-440/640D/740D
RMT-333E
SERVICE MANUAL
AEP Model
Photo: MDP-740D
‘SPECIFICATIONS
CD/COV/LD Player
Optical (Laser boam ratlection)
CGIR standard, PAL. colour system
EIA slandard, NTSC cotour system
‘Type
Signal readout
Signal format
Playing
time
PAL
|nTsc|
soom(i2in
|
7.1
gy
|
doublesided
|
72
|
°°]
20
om
(8
in)
CAV! double-sided
20 em (8 in}
ingie-sided | ~ = 4
30 om (12 in}
double-sided
20 cm @ in)
double-sided
20 cm (8 in)
| single-sided
‘Audio portion
‘Video portion
H | 12 em (5 in)
! single-sided
8 cm (8 in)
single-sided
cl
cov
co
20} 20
(minutes)
ROFMM
Digital audio specitications
Frequency response
4 He to 20 kHz {10.9 dB)
Signal-to-noise ratio
More than 100 dB (EIAJ*)
‘Dynamic range More than 96 dB (EIAJ*)
Total harmonic distortion
0.003% or less (EIAJ* at 1 kHz)
Channel separation
More than 90 dB (EIAJ* at 1 kHz)
Below measurement limit
{70.0019 W.PEAK) (EIAJ*)
* Measurement by under condition of standards of Electric
Industies Association of JAPAN (VTC-015)
Horizontal video resolution
PAL 440 fines,
NTSC 425 fines
Wow and flutter
— Continued on next page —
* SERVICE OF REMOTE COMMANDER RMT.333E
Remote commander RMT-333E Is avallable
as @ unit. But as individual parts the battery
casa lid of commander is only available.
<< ()/CDV/LD/PLAYER
"SONY.

Input/output
Video output 1.0 Vp.
AGB output «0.7 Vee
Audio output Analog: 200 mms (1 kHz, 40%
modulation)
Digital: 200 mvems (1 Kl tz, 20 6B)
Audio digital output (optical)
18 dBm, wavelength 659 am
Headphone output
‘28 mW (32 ohms), @ ohms
Powor requirements
Model for Continontal Europe:
220 V AC, 60/60 Hz
Model for the United Kingdom and
Australia:
240 V AC, 50/60 Hz
Power consumption
40 watts
Weight 6400: Approx. 8,6 kg (19 Ub)
‘740B: Approx. 9,6 kg (21 Ib 3 02)
6400: Approx. 430%115x420 mm (w/tv/d)
{17«4"/6x16%7s inches)
7400: Approx. 470x115x420 mm (wiv)
(18°/exA¥Vex16% inches)
Operating temperature
+5°C to +35°C
Ambient humidity $% to 90%
76 ohms, unbalanced
Dimensions.
Remote Commander RMT-339E
‘Remote contro! system
Infrared control
Power requirements
3 DG, (2 IEC R6 (size AA) batters)
Dimensions Approx. 62x44.5x185 mm (w/h/d}
(2'/2x1"frax7¥o inches)
Weight Approx. 170 g (including batteries)
(602)
‘Suppiled accessories
Remote Commander RMT-933E (1)
IEC RG (size AA) batteries (2)
Design and specifications are subject to change without
notice.
SAFETY-RELATED COMPONENT WARNING!
COMPONENTS IDENTIFIED BY MARK /\ OR DOTTED
LINE WITH MARKC ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
OPERATION. HEPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
ShowN IN THIS MANUAL OR IN SUPPLEMENTS PUB.
LISHED BY SONY.

PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
‘This set employs 2 laser. Therefore, be sure to follow 1. Laser Diode Properties
carefully the instructions below when servicing, © Material: GaALAS
‘© Wavelengtt: 780am
‘© Emission Duration: continuous
WARING! 2. During service, do not take the Optical Pick-up Block
WHEN SERVICING, DO NOT APPROACH THE LASER apart, and do not adjust the APC circuit, If dere is a
EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS bberakdown in the APC circuit (including laser diode),
NECESSARY TO CONFI LASEA BEAM EMISSION, BE replace the entire Optea) Pick-up Block (including
SURE TO OBSERVE FROM A DISTANCE OF MORE APC board).
‘THAN 25 cm FROM THE SURFACE OF THE OBJECTIVE:
LENS ON THE OPTICAL PICK-UP BLOCK.
DANGER
Invisible laser radiations when open
and interlock tailed or defeated.
Avoid ditect orwexposure to beam.
GLASS 1 LASER PRODUCT|
‘ADVARSEL: \
USYNUG LASERSTRALING VED ABNING NAR SIKKERHEDSAF-
BRYDERE ER UD AF FUNCTION UNDGA UDSAETTELSE FOR ;
STRALING. !
‘38 LASER:
VAROITUS!
SUQJAKOTELOA El SAA AVATA. LAITE SISALTAA LASERDIODIN,
JOKA LAHETTAA (NAKYMATONTA)
SILMILLE VAARALLISTA LASERSATEILYA.
LASER COMPONENT IN PRODUCT IS CAPABLE OF EMITTING
RADIATION EXCEEDING THE LIMIT FOR CLASS 1.

Section
1
84.
32.
33.
34,
35,
34,
37,
2,
39,
3410.
44.
42,
TABLE OF CONTENTS
Title Page
GENERAL
Location and Function of Parts and Controls
Front Panel
Ramote Commander ++
Rear panel ~
To Connestto Audio Systam and to TV wih Ausotvideo
Inputs and EUROCONNEGTOR ~
‘To Connect Audio System and 1 wih, Auinvidoo
Inputs
Seroan Mossageo
To Play a Dise
Stating Playback «
‘Advanced Playback
‘To Chango Playback Speed wna Direction
‘Spood Play +
‘To Play Fram by Frame-Stap Playback «--+-+-++
To Search for a Particular Scone
"
"
Dual Speed Soan seeseeeen 2
Chaptor/Traok Saarch ++++s+seeseseee 12
Framo Soarole «+++ . 18
‘Time Soarch «+++ 13
‘To Play Particular Portions of a Dee
Repeat Playback
Program Playback +++»
To Search (ora Particular Track
To stan Onty o Particular Track (8)
Ropeat Playback
Program Playback « .
‘To Ghanga Time Display (AV TIME) = 22:
DISASSEMBLY
216
Removal of the Cabinot
Pal out the Tray to Manual
Removal of Tray
‘Algnmont of Loading Geer Phase rer
Operating of MP-81 Boar
Removal of Optical Duvies --»-
Removal of MD Chassis and OPT.Chassis.--+-~
umoval of Tunable, Spindle Motor, SV-83 Boar and
FG-13 Board
DIAGRAMS.
Circuit Boarde Location +
Gvarall Block Diagram
Video Block Diagram +
RF Amp Block Diagram
‘Analeg Audio Block Diagram +
‘System Control Block Diagram +
‘Servo Block Diagram
Digital Audio Block Diagram
ode Conte Functon Svtch Block Diagram «
Power Block Diagram +------+
BESRLBRRLY
PRINTED WIRING BOARDS AND SCHEMATIC
DIAGRAMS.
Frame Schematic Diagram ---+
Printed Wing Boads and Schematic Diagrams ~
MP.31, RG 23 (MDP-640D, 7400) Boards:
‘Section Tite,
Page
MP-s1, HP-75, AF-52 Boards
MP-st, SW-163, LS-c2. SW-164, and MT-62 Boatde «70
'8¥.33, FG-13, GK-14, WT-30 end M28 Boards
FP-aae, FP-450, Boards .
FG-198, TR-90 Boards ~
43. Somiconductors
5. EXPLODED VIEWS
5:1, EXTERIOR ORNAMENT Assembly + 06
52. Frame Assembly (1) + 7
33. Frame Assombly (2) +--+" +08
54. MD Chassis Assembly (1) ~ 90
55, MD Chassis Ascombly (2) 100
6. ELECTRICAL PARTS LUST +100
HAROWARE LIST +125
7. ELECTRICAL ADJUSTMENTS
1-1. Liste Servicing Jigs +++
1-2 Cautions on Adjustment
1-3. MD Adjustment Cuble J-0082-050.A) +--+
1-4. Power Supply Chock (PS-189 Board)
155. System Control Syetom Adjustment
+128
+120
1-5-1, Mieroprocoasor Clock (PAL) Adjustmant
(MP-81 Board) + - 127
15.2 Microprocessor Clock {NTSC) Adjustment
(MP-31 Boars) ~ 127
1-8. Servo System Adjustmont
1-8-1, LDSorvo System Adjustment
1. LD Tracking Balance Adjustment
{SV-89 Board) = 138
2. LD Focus Gain Adjustment (6V-89 Boar 120
3. LD Crose Talk Balanco Adjustment» +190
4, LO Tracking Gain Adjustment (SV-33 Board) +++» 191
14:2. CD Servo System Adjustment ---~
4. ADAdjustment s++e0-+=
2 0 Forse Balance Adjustment (¥.38 Boar) +132
3. CDRFH Lovel Adjustment (SV-33 Board) «+1» 138.
4. GDAFL Lovel Adjustment (SV-33 Board) +--+ 198
1-7. Video Syetom Adjustment
1-7-1. Video Output Level Adjustment (MP-31 Board)
1-7-2. Burst Gete position Aujustmant (MP-81 Board)
4-73. REFH Adjustment (MP-31 Board) .
174, Color Framing ¥ Level Adjustment
(MP-31 Board) « +185
1-7-5. Color Framing Chrome Leva c) Adjustment
(MP-31 Boord) + 138
{Golr Framing Chroma Lava (2) Adjusirent
(MIP-31 Board) +138
17-7, Color Framing REF H. Aine
(MP-31 Board) «+ 138
Input Level PAL) Adustnent (26-28 Boerd) =-- 136
Input Level (NTSC) Adjustment (RG-23 Board) +++ 137
9. BF Poslion Adjustment (RG-23 Board) ~ 137
+ Video Laval {TSC} Agustment
(RG-23 Board} - 198
G Lovel Adjustment (R623 Board)»
. B Lovel Adjustment (RG-23 Board)
| Video Level (PAL) Adjustment (RG-23 Board)
2138
138
+198

Section Tite Page
Free Run Froquoncy (PAL Adjustment
(RG-28 Board) «+--+
Free Run Frequency (NTSC) Adutment
(RG-23 Board)»
Chroma Lovel Adjustment (RG-23 Board) -+-+-+- 139
+ 139
+140
HUE Adjustment (RG-23 Board) -
1. DL Ampiiier Gain Adjustment (RG-23 Board)
DAT Adjustment (RG-28 Board)
1-8, Audio Syatem Adjustment
18-1, Analg Audio System Adjustment
{AF-52 Board) +--+
1-8-2. Digital Audio System. Adare
(MP-91 Board) =
189, RFPLL Free Run Adustment (MP-81 Board)
see aa
“1
“1
ADJUSTMENT RELATED PARTS LOCATION +142,

MDP-440/640D/7:
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—16—

IDP-440/640D/741
RM
SECTION 2
DISASSEMBLY
Noto: The number within “8” means the sequentist number for diemounting,
2-1, REMOVAL OF THE CABINET
@ Scraw {PT 3x4}
© Screws (VTP 3x3
7S @ Upper case
© Pullout ine tay.
"When a problem was oecurred
tah the die loaded, refer
"2:9 pul our he trey to mana”
~<
CSS
Bid
@
Ser
VTP
3x81
@
11a
cover
)
s
a
NS
© Front panal
(Remove night claws)
t
© Seems 1BVTP 3x12) © Screws BVTP 33 121
2.2, PULL OUT THE TRAY TO MANUAL, 2.3. REMOVAL OF TRAY
© Turn the pulley (Al in counter-clockwise
dliectlon unt te tray stars moving f= @ Sevens (BVT 24104
@ Front reinforcement pare
@ Pull cur the way.
aq75

2-4, ALIGNMENT OF LOADING GEAR PHASE
1, Install due drive cam as shown in the illustration,
At this time, make sure that the last tooth of
gear is aligned with the line [rom the center of
Ihe tray gear axle and the drive gear axle,
2. Install the tray gear as shown in the illustration.
‘At this time, make sure the flat surface of Ui
ccatn is at a right angle with the drive cain,
O oriwocam — @ fay guaran O Toy seer
2.5. OPERATING OF MP-31 BOARD
AF 82 board S>-0 Nome four enw
2.6. REMOVAL OF OPTICAL DEVICE - @ Screw (ot 3x6
]
u
© Optical device

2.7, REMOVAL OF MD CHASSIS AND OPT. CHASSIS
© Ont. chassis
~- @ Torsion spring:
© M0 chess
+ While pressing law @ in the section
pressing cow nee
of arrow A shift rack @® int
treatin of arrow B.
2.8, REMOVAL OF TURNTABLE, SPINDLE MOTOR,
SV.23 BOARD AND FG-13 BOARD
=
MD chassie
© Torntable assomnbiy
© sue ccron t33)
© Screw {TP 248
@ F613 board
© Seren 15 3059
‘craw (PSW 3x6}
Skew motor
SV'33 board
@ spindle morer
Screw IBVTP 3x14),
~19—

MbDP-440/640D/740D
RMT-323e
SECTION 3
DIAGRAMS
3-1. CIRCUIT BOARDS LOCATION
aaa
pati vd rans)
‘Tray
Switch)
A;
Tepe
,
a “A BR
Ps-199 aN
X MP-91
(Power Supply. Spindle Servod
RE Amp, Spindla Sov
H.73
(Headphone Amp)
G28: MDP-6400/7400
(RGB Process)
PA
nasing Motoe) ‘CK-14 (Motor Relay)
SJ, Sbwes
ra
ode Contel, Display,
Funetion Switch arse
sw-ts9
taal Asie) {Chuck Switch)
FP.400
‘Function Switch)
—20—