HCD-EX6/EX6T/EX8/EX8T/EX9/EX9T
2
1. SERVICING NOTES ............................................. 3
2. DISASSEMBLY
2-1. Side Panel (R)/(L) .......................................................... 7
2-2. Top Panel Section ........................................................... 7
2-3. Tape Mechanism Deck (HCD-EX6T/EX8T/EX9T) ....... 8
2-4. Front Panel Section ......................................................... 8
2-5. MAIN Board ................................................................... 9
2-6. Back Panel Section ......................................................... 10
2-7. CD Mechanism Section .................................................. 11
2-8. Belt (DLM3A) ................................................................ 11
2-9. Base Unit ......................................................................... 12
2-10. BD74 Board .................................................................... 12
3. TEST MODE ............................................................ 13
4. MECHANICAL ADJUSTMENTS ...................... 15
5. ELECTRICAL ADJUSTMENTS ........................ 15
6. DIAGRAMS
6-1. Block Diagram –CD/Tuner Section– .............................. 21
6-2. Block Diagram –Tape/Audio Section– ........................... 22
6-3. Block Diagram –Display/Power Supply Section– .......... 23
6-4. Printed Wiring Board –CD Section– .............................. 24
6-5. Schematic Diagram –CD Section– ................................. 25
6-6. Printed Wiring Board –USB Section– ............................ 26
6-7. Schematic Diagram –USB Section– ............................... 27
6-8. Printed Wiring Board –Panel Section– ........................... 28
6-9. Schematic Diagram –Panel Section– .............................. 29
6-10. Printed Wiring Board –USB-JACK Section– ................. 30
6-11. Schematic Diagram –USB-JACK Section– .................... 30
6-12. Printed Wiring Boards –MAIN-AMP Section– .............. 31
6-13. Schematic Diagram –MAIN-AMP Section (1/2)–.......... 32
6-14. Schematic Diagram –MAIN-AMP Section (2/2)–.......... 33
6-15. Printed Wiring Board –Power Supply Section– ............. 34
6-16. Schematic Diagram –Power Supply Section– ................ 35
6-17. Schematic Diagram –Tape Deck Section
(HCD-EX6T/EX8T/EX9T)– .......................................... 36
6-18. Printed Wiring Board –Tape Deck Section
(HCD-EX6T/EX8T/EX9T)– .......................................... 37
7. EXPLODED VIEWS
7-1. Overall Section ............................................................... 46
7-2. Front Panel Section ......................................................... 47
7-3. Top Panel Section (HCD-EX6T/EX8T/EX9T) .............. 48
7-4. Chassis Section ............................................................... 49
7-5. MAIN Board Section ...................................................... 50
7-6. CD Mechanism Section (CDM88CL-D1BD74UR) ....... 51
8. ELECTRICAL PARTS LIST .............................. 52
Accessories are given in the last of the electrical parts list.
TABLE OF CONTENTS
NOTES ON CHIP COMPONENT REPLACEMENT
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
FLEXIBLE CIRCUIT BOARD REPAIRING
• Keep the temperature of soldering iron around 270 °C during
repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
SAFETY-RELATED COMPONENT WARNING!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE
WITH MARK 0 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 PUBLISHED BY SONY.
General
Power requirements
Mexican model:
AC 127 V, 60 Hz
Argentine model:
AC 220 V, 50/60 Hz
Other models:
AC 120 V, 220 V or 230 V ‒ 240 V,
50/60 Hz, adjustable with voltage
selector
Power consumption
HCD-EX9/EX9T: 175 W
(0.5 W at the Power Saving Mode)
HCD-EX8/EX8T: 170 W
(0.5 W at the Power Saving Mode)
HCD-EX6/EX6T: 110 W
(0.5 W at the Power Saving Mode)
Dimensions (W/H/D) (excl. speakers)
Approx. 200 mm × 306 mm ×
350 mm
Mass (excl. speakers)
HCD-EX9: Approx. 6.7 kg
HCD-EX9T: Approx. 7.0 kg
HCD-EX8: Approx. 6.6 kg
HCD-EX8T: Approx. 6.9 kg
HCD-EX6: Approx. 5.6 kg
HCD-EX6T: Approx. 5.9 kg
Design and specifi cations are subject to
change without notice.
CAUTION
Use of controls or adjustments or performance of procedures
other than those specifi ed herein may result in hazardous radia-
tion exposure.
This appliance is classifi ed as
a CLASS 1 LASER product.
This marking is located on the
rear exterior.
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