Read Sony CDX-T70MXDC Service Manual online
3
CDX-T70MXDC/MP3 CDC 6
DISC MAGAZINE GETTING OUT PROCEDURE
ON THE POWER SUPPLY IS OFF
ON THE POWER SUPPLY IS OFF
Remove the CASE (LOWER. S) beforehand
1)
Press the lever (MZ LOCK) in the direction of arrow A.
2)
Removal the magazine assy.
Note
:Take out the magazine only when the tray is completely within the
magazine. If the disk or tray is sticking out, turn on the power and
eject the magazine.
eject the magazine.
TEST DISC
This set can playback a CD-R, CD-RW for audio use. When test
this set, use the following test disc.
Test disc for CD-R: TCD-R082LMT (Part No.: J-2501-063-1)
Test disc for CD-RW: TCD-W082L (Part No.: J-2501-063-2)
this set, use the following test disc.
Test disc for CD-R: TCD-R082LMT (Part No.: J-2501-063-1)
Test disc for CD-RW: TCD-W082L (Part No.: J-2501-063-2)
TABLE OF CONTENTS
1.
GENERAL
Installation .......................................................................
3
2.
DISASSEMBLY
2-1.
Disassembly Flow ...........................................................
5
2-2.
Front Panel (S) Assy, Case (Upper S) .............................
6
2-3.
Mechanism Deck (MG-276A-159) .................................
6
2-4.
JACK Board .....................................................................
7
2-5.
Belt (TS) ..........................................................................
7
2-6.
MAIN Board ....................................................................
8
2-7.
Escutcheon (S), Slide Variable Resistor
(Elevator Height Sensor) (RV301) ..................................
(Elevator Height Sensor) (RV301) ..................................
8
2-8.
MD Motor Assy (Elevator) (M104) .................................
9
2-9.
LE Motor Assy (Chucking) (M103) ................................
9
2-10. RF Board ......................................................................... 10
2-11. Sled Motor Complete Assy (M101) ................................ 10
2-12. Optical Pick-up (KSS-721A) ........................................... 11
2-13. Chassis (EV) Assy ........................................................... 11
2-14. Lever (CHK.L) Assy, Lever (CHK.R) Assy .................... 12
2-15. Chassis (OP) Block Service Assy .................................... 12
2-11. Sled Motor Complete Assy (M101) ................................ 10
2-12. Optical Pick-up (KSS-721A) ........................................... 11
2-13. Chassis (EV) Assy ........................................................... 11
2-14. Lever (CHK.L) Assy, Lever (CHK.R) Assy .................... 12
2-15. Chassis (OP) Block Service Assy .................................... 12
3.
MECHANICAL ADJUSTMENT
.......................... 13
4.
ELECTRICAL CHECK
........................................... 14
5.
DIAGRAMS
5-1.
Block Diagram – SERVO Section – ................................ 16
5-2.
Block Diagram – MAIN Section (1/2) – ......................... 17
5-3.
Block Diagram – MAIN Section (2/2) – ......................... 18
5-4.
Printed Wiring Board – RF Board – ................................ 20
5-5.
Schematic Diagram – RF Board – ................................... 21
5-6.
Printed Wiring Board
– MAIN Board (Component Side) – ............................... 22
– MAIN Board (Component Side) – ............................... 22
5-7.
Printed Wiring Board
– MAIN Board (Conductor Side) – ................................. 23
– MAIN Board (Conductor Side) – ................................. 23
5-8.
Schematic Diagram – MAIN Board (1/3) – .................... 24
5-9.
Schematic Diagram – MAIN Board (2/3) – .................... 25
5-10. Schematic Diagram – MAIN Board (3/3) – .................... 26
5-11. Printed Wiring Board – JACK Board – ........................... 27
5-12. Schematic Diagram – JACK Board – .............................. 27
5-11. Printed Wiring Board – JACK Board – ........................... 27
5-12. Schematic Diagram – JACK Board – .............................. 27
6.
EXPLODED VIEWS
6-1.
Case Section .................................................................... 35
6-2.
Mechanism Deck Section-1 (MG-276A-159) ................. 36
6-3.
Mechanism Deck Section-2 (MG-276A-159) ................. 37
7.
ELECTRICAL PARTS LIST
................................ 38
Lever (MZ LOCK)
Magazine assy
A
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