SERVICE MANUAL
INTEGRATED STEREO AMPLIFIER
E Model
Australian Model
SPECIFICATIONS
TA-DX8
TA-DX8 is the amplifier section in
MHC-DX8, MHC-VX88.
2
TABLE OF CONTENTS
1.
GENERAL ................................................................... 3
2.
DISASSEMBLY ......................................................... 4
3.
DIAGRAMS
3-1. Note for Printed Wiring Boards and
Schematic Diagrams .......................................................
5
3-2. Printed Wiring Board MAIN Board ........................
6
3-3. Schematic Diagram MAIN Board ...........................
7
3-4. Printed Wiring Boards
PANEL/PRIMARY/SECONDARY Boards .............
8
3-5. Schematic Diagram
PANEL/PRIMARY/SECONDARY Boards .............
9
4.
EXPLODED VIEW ................................................... 10
5.
ELECTRICAL PARTS LIST ............................... 10
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 PUB-
LISHED BY SONY.
MODEL IDENTIFICATION
REAR VIEW
MODEL NO.
TA-DX8
INTEGRATED STEREO AMPLIFIER
Mexican model : AC: 120V
- 60Hz
Australian model: AC: 230 240V
- 50/60Hz
Other models
: AC: 120/220/230 240V
- 50/60Hz
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.
3
SECTION 1
GENERAL
· LOCATION OF CONTROLS
Front and Top view
12
3
4
1
2
3
1
SATELLITE MODE switch
2
ON/OFF switch
3
SATELLITE LEVEL control
4
Indicator
1
SYSTEM CONTROL connector
2
SPEAKER terminal
3
VOLTAGE SELECTOR switch
(EXCEPT Mexican and Australian models)
Rear view
4
COVER
FRONT PANEL SECTION
Note: Follow the disassembly procedure in the numerical order given.
SECTION 2
DISASSEMBLY
1 two screws
(case3 TP2)
2 two screws
(BVTP3
× 10)
2 four screws
(BVTP3
× 10)
1 two screws
(case3 TP2)
3 cover
4 front panel section
1 wire (flat type) (15 core)
(CN111)
3 claw
2 three screws
(BVTP3
× 8)
