Sony HCD-SPZ90DAB User Manual

SERVICE MANUAL
COMPACT DISC DECK RECEIVER
HCD-SPZ90DAB
Ver. 1.0 2006.06
SPECIFICATIONS
CD Section Model Name Using Similar Mechanism HCD-SPZ50
CD Mechanism Name DLM3A
Base Unit Name BU-K6BD83S-WOD
Optical Pick-Up Block Name KSM-213DCP
TAPE Section Model Name Using Similar Mechanism HCD-SPZ50
Tape Transport Mechanism Name CFP42601
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9-887-267-01
2006F05-1
Sony Corporation
Personal Audio Division
UK Model
• HCD-SPZ90DAB is the amplifier, CD player, tape
deck and tuner section in CMT-SPZ90DB.
Amplifier section
DIN power output (rated): 40 + 40 W (6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference): 50 + 50 W (6 ohms at 1 kHz,
10% THD)
Music power output (reference): 50 + 50 W (6 ohms at 1 kHz, 10% THD)
Inputs
AUDIO IN: Sensitivity 250 mV, impedance 47 kilohms
Outputs
PHONES: Accepts headphones with an impedance of 8 ohms or more
SPEAKER: Accepts impedance of 6 ohms
CD player section
System: Compact disc and digital audio system
Laser Diode Properties
Emission Duration: Continuous
Laser Output*: Less than 44.6μ W
* This output is the value measurement at a distance of 200 mm from
the objective lens surface on the Optical Pick-up Block with 7 mm
aperture.
Frequency response: 20 Hz – 20 kHz (±2 dB)
Wavelength: 780 – 790 nm
Tape deck section
Recording system: 4-track 2-channel, stereo
Frequency response: 50 – 13,000 Hz (±3 dB), using Sony TYPE I
cassettes
Tuner section
FM/DAB stereo tuner
Antenna: FM/DAB lead antenna
FM tuner section:
Tuning range: 87.5 – 108.0 MHz
DAB tuner section:
Frequency range
Band-III: 174.928 (5A) – 239.200 (13F) MHz
* For details, see “DAB frequency table” below.

Sony HCD-SPZ90DAB Specifications

General

Bluetooth	Yes
USB Playback	Yes
CD Player	Yes
FM Tuner	Yes
NFC	Yes
Tuner	DAB/DAB+/FM
Functions	CD, USB, Bluetooth

Summary

SECTION 1 SERVICING NOTES

NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT

Precautions for handling the optical pick-up block to prevent electrostatic discharge.

NOTES ON LASER DIODE EMISSION CHECK

Safety guidelines for checking laser diode emission.

SECTION 3 DISASSEMBLY

DISASSEMBLY FLOW

Sequential steps for disassembling the unit.

CASE

Procedure for removing the outer case of the unit.

FRONT PANEL ASSY

Instructions for disassembling the front panel assembly.

TAPE MECHANICAL DECK (CFP42601)

Procedure for removing the tape mechanism deck.

MAIN BOARD

Steps for accessing and removing the main circuit board.

BASE UNIT (BU-K6BD83S-WOD ASSY)/ BELT (DLM3A)

Procedure for accessing the base unit and replacing belts.

AMP/SP/POWER BOARDS

Instructions for disassembling amplifier, speaker, and power boards.

DAB MODULE ASSY

Procedure for accessing and removing the DAB module assembly.

SECTION 4 TEST MODE

COLD RESET

Procedure to reset all data to initial conditions.

COMMON TEST MODE

Mode for checking amplifier operations.

PANEL TEST MODE

Mode for testing the fluorescent indicator tube, LEDs, and keys.

CD SHIP MODE

Mode to move the optical pick-up for vibration durability.

CD SHIP MODE & MEMORY CLEAR

Simultaneous CD ship mode and cold reset procedure.

ANTITHEFT LOCK MODE

Mode to prevent sample disc removal from the disc table.

CD POWER MANAGE

CD SERVICE MODE

SECTION 5 MECHANICAL ADJUSTMENTS

TORQUE MEASUREMENT

Procedures for measuring torque on the tape deck mechanism.

TAPE TENSION MEASUREMENT

Procedure for measuring tape tension.

SECTION 6 ELECTRICAL ADJUSTMENTS

DECK SECTION

TEST TAPE

RECORD/PLAYBACK HEAD AZIMUTH ADJUSTMENT

Procedure for adjusting the record/playback head azimuth.

FOCUS BIAS CHECK

SECTION 7 DIAGRAMS

BLOCK DIAGRAM – CD SERVO Section –

BLOCK DIAGRAM – MAIN Section –

BLOCK DIAGRAM – AMP Section –

BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –

SCHEMATIC DIAGRAM – CD Board –

SCHEMATIC DIAGRAM – TC Board –

SCHEMATIC DIAGRAM – DAB Section –

SCHEMATIC DIAGRAM – MAIN Board (1/3) –

SCHEMATIC DIAGRAM – MAIN Board (2/3) –

SCHEMATIC DIAGRAM – MAIN Board (3/3) –

SCHEMATIC DIAGRAM – AMP Board –

SCHEMATIC DIAGRAM – PANEL Section (1/2) –

SCHEMATIC DIAGRAM – PANEL Section (2/2) –

SCHEMATIC DIAGRAM – POWER Board –

Waveforms

CD Board –

– TC Board –

– MAIN Board –

IC Block Diagrams

CD Board

DAB Board –

MAIN Board –

– AMP Board –

– FL Board –

– POWER Board –

IC Pin Function Description

CD BOARD IC201 CXD3014A-201R (CD DSP)

MAIN BOARD IC1301 M30622MGP-A23FPU0 (SYSTEM CONTROLLER)

POWER BOARD IC11 CXD9841P (POWER CONTROL)

SECTION 8 EXPLODED VIEWS

OVERALL SECTION

Exploded view of the entire unit with part references.

FRONT PANEL SECTION

Exploded view of the front panel components.

FL SECTION

Exploded view of the FL (fluorescent) display section.

CD SECTION

Exploded view of the CD mechanism and related parts.

POWER SECTION

Exploded view of the power supply unit and related components.