Sony cdp s 39 service manual

Page 1

SERVICE MANUAL E Model

Australian Model

Model Name Using Similar Mechanism CDP-H300
CD Transport Mechanism Type CDM13A-5BDB
Optical Pick.Up Block Type BU-SBDB
SPECIFICATIONS
Compact dlsc player Supplied accessories
5
Frequency response 5 Hz-20 kHz (gods) Audio cord 2 h n 1 2 n 1
Signal to noise ratio More than 93 dB I p O o p 95- p cm p 95)
Dynamic range More than 88 dB Connecting cord I
Harmonic distortion Less than 0 05% (at 1 kHz) Ham 1
' commander
Channel separation More than 90 dB Sony SUMGtNS) 2
batteries
Outputs
Output level 2 V Remote commander
LINE OUT (FIXED) (at 50 kilohms) Remote control system
(phono Jacks) Load Impedance over lnlrared control
10 Kilohms Power requirements
HEADPHONES Output level max,1 mW 3 V D<_3 with two R6 (size AA)
(stereo phone Jack) Load impedance 32 ohms . batteries
Drmensrons Approx, 40 X 20 x 175 mm (wlh/d)
, (15/: X /15 X 7 inches)
General Weight Approx, 100 g (3.5 oz)
Power 11o~120 or 220N240 AC lnciuding batteries
requirements adjustable, 50/60 Hz _
Desrgn and specifications subjecl to change without
Power 10 W notice.
consumption
Z'mfnj'figsf din 225 x 65 x 230 mm (mm
I p? o C U Q (85/. x 49/4 x 91/: inches)
projections)
Weight (approx) 2.0 kg (4 lb 7 oz)

BflMPACT DISC PLAYER

SONY;

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GDP-$39

PROTECTION OF EYES FROM LASER BEAM DURING SERVICING

This set employs a laser. Therelore, be sure to follow 1. Laser Diode Properties
carefully the instructions below when servicing. Material: GaAlAs

Wavelength: 780 mm
Emission Duration: continuous
Laser Output Power: less than 446 pW

, This oulput is the value measured at a distanw of
Use of controls or adjustments or performance . .
200mm from the objective lens surlace on the

of procedures other than those specified herein Optical pickup Block.
may result in hazardous radiation exposure.

000

CAUTION

2. During service, do not take the Optical lickdlp Block
apart, and do not adjust the AIC circuit. If there is a
breakdown in the AlC circuit (includinglaser diode),
replace the entire Optical Iick-up Block (including
AlC board).

SERVICING NOTE

mores ON HANDLING THE OPTICAL PICK- NOTES 0" LASER DIODE EMISSION CHECK
UP BLOCK OR BASE UNIT The laser beam on this model is concentrated so as to be
focused on the disc reflective surface by the objective lens in
The laser diode in the optical pick-up block may the optical pick-up block. Therefore, when checking the laser
suffer electrostatic breakdown because of the poten- diode emission, observe from more than 30cm away from the
tia] difference generated by the charged electrostatic objective lens,

load, etc. on clothing and the human body,

During repair, pay attention to electrostatic break-
down and also use the procedure in the printed
matter which is included in the repair parts.

The flexible board is easily damaged and should be
handled with care.

SAFETY-RELATED COMPONENT WARNINGI! I

COMPONENTS IDENTIFIED 8V 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 PUB-
LISHED BY SONY.