Sony HCD-EX6 Service Manual

Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EX6/EX6T/EX8/EX8T/EX9/EX9T
5353
BD74
R131 1-216-295-91 SHORT CHIP 0
R201 1-218-446-11 METAL CHIP 1 5% 1/10W
R202 1-216-789-11 METAL CHIP 2.2 5% 1/10W
R203 1-216-864-11 SHORT CHIP 0
R301 1-216-830-11 METAL CHIP 5.6K 5% 1/10W
R302 1-216-839-11 METAL CHIP 33K 5% 1/10W
R303 1-216-834-11 METAL CHIP 12K 5% 1/10W
R304 1-216-833-11 METAL CHIP 10K 5% 1/10W
R305 1-216-832-11 METAL CHIP 8.2K 5% 1/10W
R401 1-216-295-91 SHORT CHIP 0
R402 1-216-295-91 SHORT CHIP 0
R403 1-216-809-11 METAL CHIP 100 5% 1/10W
R404 1-216-809-11 METAL CHIP 100 5% 1/10W
R405 1-216-809-11 METAL CHIP 100 5% 1/10W
R406 1-216-809-11 METAL CHIP 100 5% 1/10W
R407 1-216-809-11 METAL CHIP 100 5% 1/10W
R408 1-216-809-11 METAL CHIP 100 5% 1/10W
R409 1-216-809-11 METAL CHIP 100 5% 1/10W
R411 1-216-809-11 METAL CHIP 100 5% 1/10W
R412 1-216-809-11 METAL CHIP 100 5% 1/10W
R413 1-216-809-11 METAL CHIP 100 5% 1/10W
R414 1-216-809-11 METAL CHIP 100 5% 1/10W
R415 1-216-809-11 METAL CHIP 100 5% 1/10W
R416 1-216-809-11 METAL CHIP 100 5% 1/10W
R417 1-216-295-91 SHORT CHIP 0
< VIBRATOR >
X101 1-795-101-21 VIBRATOR, CERAMIC (16.934MHz)
*************************************************************
A-1748-774-A DECK BOARD, COMPLETE (EX6T/EX8T/EX9T)
*********************
< CAPACITOR >
C501 1-126-933-11 ELECT 100uF 20% 16V
C502 1-126-933-11 ELECT 100uF 20% 16V
C503 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C504 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C505 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C506 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C509 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
C510 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
C511 1-162-960-11 CERAMIC CHIP 220PF 10% 50V
C512 1-162-960-11 CERAMIC CHIP 220PF 10% 50V
C513 1-126-960-11 ELECT 1uF 20% 50V
C514 1-126-960-11 ELECT 1uF 20% 50V
C515 1-126-947-11 ELECT 47uF 20% 35V
C516 1-126-947-11 ELECT 47uF 20% 35V
C517 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C519 1-162-962-11 CERAMIC CHIP 470PF 10% 50V
C520 1-162-962-11 CERAMIC CHIP 470PF 10% 50V
C521 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V
C522 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V
C523 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
C524 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
C525 1-162-923-11 CERAMIC CHIP 47PF 5% 50V
C526 1-162-923-11 CERAMIC CHIP 47PF 5% 50V
C527 1-162-962-11 CERAMIC CHIP 470PF 10% 50V
C528 1-162-962-11 CERAMIC CHIP 470PF 10% 50V
C529 1-162-961-11 CERAMIC CHIP 330PF 10% 50V
C530 1-162-961-11 CERAMIC CHIP 330PF 10% 50V
DECK
C531 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C532 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C533 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C534 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C535 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C536 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C537 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C538 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C539 1-115-156-11 CERAMIC CHIP 1uF 10V
C540 1-130-479-91 MYLAR 0.0047uF 5% 50V
C542 1-104-662-91 ELECT 22uF 20% 25V
C543 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C545 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
C546 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
C547 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C548 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C549 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
< CONNECTOR >
CN501 1-815-449-11 PIN, CONNECTOR (PWB) 8P
CN502 1-784-770-11 CONNECTOR, FFC 9P
< IC >
IC501 8-759-278-58 IC NJM4558V-TE2
IC502
8-759-278-58 IC NJM4558V-TE2
< JUMPER RESISTOR >
JR501 1-216-864-11 SHORT CHIP 0
JR502 1-216-864-11 SHORT CHIP 0
JR503 1-216-864-11 SHORT CHIP 0
< TRANSFORMER >
L501 1-456-094-11 TRANSFORMER, BIAS OSCILLATION
< TRANSISTOR >
Q501 8-729-119-78 TRANSISTOR 2SC2785-HFE
Q502 8-729-119-78 TRANSISTOR 2SC2785-HFE
< RESISTOR >
R501 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R502 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R503 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R504 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R505 1-216-835-11 METAL CHIP 15K 5% 1/10W
R506 1-216-835-11 METAL CHIP 15K 5% 1/10W
R507 1-216-851-11 METAL CHIP 330K 5% 1/10W
R508 1-216-851-11 METAL CHIP 330K 5% 1/10W
R509 1-216-811-11 METAL CHIP 150 5% 1/10W
R510 1-216-811-11 METAL CHIP 150 5% 1/10W
R511 1-216-845-11 METAL CHIP 100K 5% 1/10W
R512 1-216-845-11 METAL CHIP 100K 5% 1/10W
R513 1-216-845-11 METAL CHIP 100K 5% 1/10W
R514 1-216-845-11 METAL CHIP 100K 5% 1/10W
R515 1-216-864-11 SHORT CHIP 0
R516 1-216-864-11 SHORT CHIP 0
R517 1-216-821-11 METAL CHIP 1K 5% 1/10W
R518 1-216-821-11 METAL CHIP 1K 5% 1/10W
R519 1-216-841-11 METAL CHIP 47K 5% 1/10W
R520 1-216-841-11 METAL CHIP 47K 5% 1/10W

Sony HCD-EX6 Specifications

General

Brand	Sony
Model	HCD-EX6
Category	Car Receiver
Language	English

Summary

SECTION 1 SERVICING NOTES

Handling Optical Pick-up Block

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

Laser Diode Emission Check

Unleaded Solder Information

SECTION 2 DISASSEMBLY

2-1. Side Panel Removal

2-2. Top Panel Removal

2-3. Tape Mechanism Deck Removal (HCD-EX6T/EX8T/EX9T)

2-4. Front Panel Removal

2-5. Main Board Access

2-6. Back Panel Removal

2-7. CD Mechanism Removal

2-9. Base Unit Removal

2-10. BD74 Board Removal

SECTION 3 TEST MODE

Cold Reset Procedure

Clears all preset data and resets the unit to initial conditions.

Panel Test Mode Activation

Activates all panel LEDs and segments for testing.

Key Test Mode Operation

CD Tray Lock Function

CD Power Management Mode

CD Ship Mode Operation

CD Ship and Cold Reset

CD SERVO TEST MODE

Entering CD Servo Test Mode

CD Service Mode Functions

CD FACTORY MODE

SECTION 4 MECHANICAL ADJUSTMENTS

Mechanical Adjustment Precautions

Torque Measurement Procedures

Specifications and methods for measuring torque.

Tape Tension Measurement

Specifications and methods for measuring tape tension.

SECTION 5 ELECTRICAL ADJUSTMENTS

Deck Section Electrical Adjustments

Electrical adjustment reference for the deck section.

Test Tape Usage

Record/Playback Head Azimuth Adjustment

Procedure to adjust the azimuth of the record/playback heads.

CD SECTION OPERATION

Focus Bias Check

Procedure to check the focus bias of the optical pick-up.

SECTION 6 DIAGRAMS

Circuit Boards Location Map

6-1. CD/TUNER Section Block Diagram

6-2. TAPE/AUDIO Section Block Diagram

6-3. DISPLAY/POWER SUPPLY Section Block Diagram

6-4. CD Section Printed Wiring Board

6-5. CD Section Schematic Diagram

6-6. USB Section Printed Wiring Board

6-7. USB Section Schematic Diagram

6-8. PANEL Section Printed Wiring Board

6-9. PANEL Section Schematic Diagram

6-10. USB-JACK Section Printed Wiring Board

6-11. USB-JACK Section Schematic Diagram

6-12. MAIN-AMP Section Printed Wiring Boards

6-13. MAIN-AMP Section Schematic Diagram (1/2)

6-14. MAIN-AMP Section Schematic Diagram (2/2)

6-15. POWER SUPPLY Section Printed Wiring Board

6-16. POWER SUPPLY Section Schematic Diagram

6-17. TAPE DECK Section Schematic Diagram (HCD-EX6T/EX8T/EX9T)

6-18. TAPE DECK Section Printed Wiring Board (HCD-EX6T/EX8T/EX9T)

IC Pin Function Descriptions

USB Board IC901 Pin Functions

PANEL Board IC301 Pin Functions

PANEL Board IC301 Pin Functions (Cont.)

SECTION 7 EXPLODED VIEWS

7-1. Overall Assembly View

Exploded view of the complete unit assembly.

7-2. Front Panel Components

Exploded view of the front panel components.

7-3. Top Panel Components (HCD-EX6T/EX8T/EX9T)

Exploded view of the top panel assembly for specific models.

7-4. Chassis Components

Exploded view of the chassis and main structural components.

7-5. Main Board Components

Exploded view of the main board and associated parts.

7-6. CD Mechanism Components (CDM88CL-D1BD74UR)

Exploded view of the CD mechanism assembly.

SECTION 8 ELECTRICAL PARTS LIST

BD74 Board Parts List

Electrical parts list for the BD74 board.

Deck Board Parts List

Electrical parts list for the deck board.

Main-Amp Board Parts List

Electrical parts list for the main amplifier board.

Panel Board Parts List

Electrical parts list for the panel board.

PT-Power, Reg, USB Boards Parts List

Electrical parts list for PT-POWER, REG, and USB boards.

USB and USB-Jack Boards Parts List