Sony Ericsson CDX-M620 Table of Contents, Disassembly, Phase Alignment, Diagrams, Exploded Views

NOTE FOR THE OPENING OF THE FRONT PANEL

In this set, the front panel is lowered to below the bottom face when it is opened.

When servicing the set, place it on a stand having a height of about 2 cm.

stand

TEST MODE

1.Turn on the power.

2.Push “4” on the card remote control for 2 sec.

3.Push “5” on the control for 2 sec.

4.Push “1” on the control for 2 sec. (The TEST MODE is entered.)

5.Push the “OPEN/CLOSE” switch on the control for 2 sec.

6.The front panel detouch position is set. (No display appears at this time.)

7.Turn off the power and disassemble the set.

CDX-M620/M670

	TABLE OF CONTENTS
1. GENERAL		4
2. DISASSEMBLY
2-1.	Front Panel Assy (Normal)	16
2-2.	Front Panel Assy (Inoperative)	16
2-3.	CD Mechanism Block, Flexible Board	16
2-4.	Sub Panel (CD) Sub Assy	17
2-5.	Motor Block Assy, Cam (R) Assy	17
2-6.	Main Board	18
2-7.	Heat Sink	18
2-8.	Chassis (T) Sub Assy	19
2-9.	Lever Section	19
2-10.	Servo Board	20
2-11. Shaft Roller Assy		20
2-12.	Floating Block Assy	21
2-13.	Optical Pick-up Block	21
3. PHASE ALIGNMENT
3-1.	Arm (A-L) Assy, Arm (B-L) Assy	22
3-2.	Cam (L)	22
3-3.	Motor Block	23
3-4. Alignment between Arm (A-L) Assy
	and Arm (B-L) Assy	23
3-5.	Arm (A-R) Assy, Arm (B-R) Assy	24
3-6.	Cam (R)	24
4. DIAGRAMS
4-1.	IC Pin Descriptions	25
4-2.	Circuit Boards Location	33
4-3.	Block Diagram –CD Section–	34
4-4.	Block Diagram –Tuner Section–	35
4-5.	Block Diagram –Display Section–	36
4-6.	Printed Wiring Boards –CD Mechanism Section–	38
4-7.	Schematic Diagram –CD Mechanism Section (1/2)–	40
4-8.	Schematic Diagram –CD Mechanism Section (2/2)–	41
4-9.	Printed Wiring Boards –Main Section–	42
4-10.	Schematic Diagram –Main Section (1/4)–	44
4-11. Schematic Diagram –Main Section (2/4)–		45
4-12.	Schematic Diagram –Main Section (3/4)–	46
4-13.	Schematic Diagram –Main Section (4/4)–	47
4-14.	Printed Wiring Board –Sub (CD) Section–	48
4-15.	Schematic Diagram –Sub (CD) Section–	49
4-16. Printed Wiring Board –Key Section–		50
4-17.	Schematic Diagram –Key Section–	51
4-18.	Printed Wiring Board –Display Section–	52
4-19.	Schematic Diagram –Display Section–	53
5. EXPLODED VIEWS
5-1.	Chassis Section	56
5-2.	Cam Section	57
5-3.	Main Board Section	58
5-4. Front Panel (Key) Assy Section		59
5-5. Front Panel (Dspl) Assy Section		60
5-6.	CD Mechanism Section (1)	61
5-7.	CD Mechanism Section (2)	62
5-8.	CD Mechanism Section (3)	63
6. ELECTRICAL PARTS LIST		64

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