Sony CDP-997 Service Manual

SERVICE MANUAL
CDP-997
US Model
AEP Model
Model Name Using Similar Mechanism | CDP-597
CD Mechanism Type CDM14-5BD8A
Compact disc player
Frequency response
Signal to noise ratio
Dynamic range
Harmonic distortion
Channel separation
Outputs
LINE OUT (FIXED)
(phone jacks)
LINE OUT (VARIABLE)
(phone jacks)
DIGITAL OUTPUT
(OPTICAL)
(optical output
connector)
HEADPHONES
(stereo phone jack)
General
Power requirements
Power consumption
: ty
H
MICROFILM
Optical Pick-Up Block Type BU-5BD8A
SPECIFICATIONS
2 Hz-20 kHz +0.3 dB
More than 115 dB
More than 100 dB
Less than 0.0025%
More than 110 dB
Output level 2 V (at 50 kilohms,
non DSP mode)
Load impedance over 10 kilohms
Output level max. 2 V
(at 50 kilohms, non DSP mode)
Load impedance over 50 kilohms
Wave length 660 nm
Output level —18 dBm
Output level max. 28 mW
Load impedance 32 ohms
120 V AC, 60 Hz
17 W
Dimensions Approx. 430 x 110355 mm
(w/h/d)
(17 X 43/3 x 14 inches)
Including projecting parts and
controls
Weight Approx. 4.6 kg (9 Ibs 15 oz)
Remote commander (RM-D997)
Remote control system Infrared control
Power requirements 3 V DC with two batteries size
AA (IEC designation R6)
Dimensions Approx. 62x 18175 mm
(w/h/d)
(21/5 X 23/39 X7 inches)
Weight 135 g (4.6 0z)
Including batteries
Supplied accessories
Connecting cord (1)
(2 phono plugs <> 2 phono plugs).
Remote commander (1)
Sony SUM-3(NS) batteries (2)
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COMPACT DISC PLAYER
SONY.

Sony CDP-997 Specifications

General

Brand	Sony
Model	CDP-997
Category	CD Player
Language	English

Summary

Specifications

Compact Disc Player Specifications

Detailed performance and output specifications for the CD player.

Remote Commander Specifications

Specifications for the remote control unit, including power and dimensions.

Supplied Accessories

List of items included with the product.

Safety Warnings and Precautions

Isolation Transformer Warning

Crucial safety warning regarding isolation transformers for preventing electric shock.

Safety-Related Component Warning

Warning to use specified parts for safety-critical components.

Service Operation Checks

Laser Operation and Handling Notes

Guidelines for checking laser diode operation and handling the optical pick-up block.

Safety Check-Out and Leakage Test

Procedures for post-service safety checks, including AC leakage testing.

Component Identification

Front Panel Parts Identification

Identifies and labels all components and controls on the front panel.

Remote Control Identification

Remote Commander Parts Layout

Visual layout of buttons and controls on the remote commander.

Disassembly Procedures

Front Panel Removal Steps

Step-by-step guide for safely removing the front panel assembly.

IC Pin Function Reference

CXD2561M-1 and CXD2560M Pinouts

Detailed pin descriptions for CXD2561M-1 and CXD2560M integrated circuits.

CXD2701Q Pinout

Detailed pin descriptions for the CXD2701Q integrated circuit.

M38063M6 Pinout

Detailed pin descriptions for the M38063M6 integrated circuit.

CXD2500AQ Pinout

Detailed pin descriptions for the CXD2500AQ integrated circuit.

Timing and Segment Signal Outputs

Details on timing signals and segment outputs from various ICs.

Drive Outputs and Test Pins

Information on drive signal outputs and test pin functions for various ICs.

Electrical Block Checking Procedures

RF PLL Free-running Frequency Check

Procedure to check the free-running frequency of the RF PLL circuit.

RF Level Check

Procedure to check the RF signal levels and proper waveform display.

E-F Balance Check

Procedure to check the E-F balance of the optical pick-up by observing waveforms.

Focus Gain Check Procedures

Detailed steps for checking and adjusting the focus gain of the optical pick-up.

Tracking Gain Check Procedures

Detailed steps for checking and adjusting the tracking gain of the optical pick-up.

System Diagrams

Overall Block Diagram

High-level block diagram illustrating the CD player's system architecture.

Waveform and Diagram Notes

Signal Waveform Examples

Visual examples of expected signal waveforms for troubleshooting.

Diagram Explanations

Notes on mounting, schematic diagrams, and component markings.

Integrated Circuit Details

IC Block Diagrams

Internal block diagrams for key integrated circuits.

Semiconductor Lead Layouts

Visual representations of semiconductor pin layouts.

Exploded Views

Operation Assembly Exploded View

Exploded view of the unit's operation assembly with part references.

Main Assembly Exploded View

Exploded view of the main assembly with part references.

MD Assembly Exploded View

Exploded view of the MD assembly (CDM-5BD8A) with part references.

Optical Pick-Up Assembly Exploded View

Exploded view of the optical pick-up assembly (BU-5BD8) with part references.

Electrical Parts List

BD Board Components

Comprehensive list of components for the BD board, including part numbers.

Display & Function Board Components

List of components for the Display and Function boards.

Main Board Components

Comprehensive list of components for the main board, including part numbers.

Accessories and Packing Materials

List of included accessories, packing materials, and manuals.

Hardware List

Screw and Fastener List

List of screws and fasteners used in the assembly and repair.