Sony cdp c 311 m service manual

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CDP-C3IIM

SERVICE MANUAL

AE P Model
UK Model

Model Name Using Similar Mechanism CDP-C75ES/085ES/C705
CD Transport Mechanism Type CDM1661-58D3
Optical Pick-Up Block Type ' BU-SBD3

of about 200 mm truth the obiective lens sunace
on the Optical Pick-up Blockr

Frequency
response

2 Hz -- 20 kHz (10.5 dB)

SPECIFICATIONS
System Compact disc digital audio system General
Laser Semiconductor laser Power UK model: 240 V AC. 50/60 Hz
0 j- 780 "ml . . requirements AEP model: 220-230 V AC, 50/60 Hz
Emussxon duration: continuous Po e 12 W
W I
Laser output Max 44.6 uW -
This output is the value measured at a distance consurrtptlon
Dimensmns Approx. 355 x 120 X 385 mm (w/h/d)

(not including
projecting pans
and controls)

(14 X 45/4 x 15% inches)

Signal to noise
ratio

More than 100 dB

Dynamic range

More than 98 dB

Weight

Approx. 4.9 kg (10 lbs 13 oz)

Supplied accessories

Audio signal

Harmonic Less than 0.005% (1 kHz)

distortion

Channel More than 100 dB (1 kHz)

separation

Wow and flutter Below measurable limit

Outputs Output level 2 V (at 50 kilohms)
LINE OUT Load impedance over 10 kilchms
(phono jacks)

connecting cord

1
(phono plug X 2 4-» phone plug X 2)

Design and specifications subject to change without

notice.

COMPACT DISC PLAYER
S ONY®

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GDP-0311M
mmsmom Note on the Transit Key
LUOKAN 1 LASERLAITE

KLASS I LASERAPPAHAT

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

The CLASS 1 LASER
PRODUCT label is located
on the rear exterior.

Transit key

NOTES ON HANDLING THE OPTICAL PICK-UP
BLOCK 0R BASE UNIT

The laser diode in the optical pick-up block may suffer
electrostatic breakdown because of the potential dis
ference generated by the charged electrostatic 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

The transit key on the bottom exterior of the unit protects
the optical system against shock during transportation.
Before operating the CD player, be sure to remove the key
by following the instructions on the label, and store it in a

. . _ safe place.
which 15 included in the repair parts.
The flexible board is eaSiIY damaged and Should be When transporting the unit. replace the key in its original
handled with care. hole and lock it in place.

NOTES ON LASER DIODE EMISSION CHECK
The laser beam on this model is concentrated so as to
be focused on the disc reflective surface by the objec-
tive lens in the optical pick-up block. Therefore, when
checking the laser diode emission, observe from more
than 30cm away from the objective lens.

SAFETV-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 PUB-
LISHED BY SONV.