SONY CF150 TS Service Manual

ICF-C630

SERVICE MANUAL

Australian Model

Ver 1.0 2003. 06

SPECIFICATIONS

Time display:

12-hour system

Frequency range:

FM: 87.5 - 108 MHz

AM: 530 - 1710 kHz

Speaker:

Approx. 5.7 cm dia., 4 ohm

Power output:

120 mW (at 10% harmonic distortion)

Power requirements:

3 V DC, two R6 (size AA) batteries

External power source:

DC IN 4.5 V

Dimensions:

Approx. 94 × 104 × 82 mm (w/h/d) incl. projecting parts and controls

Mass:

Approx. 313 g incl. batteries

Accessories supplied:

AC power adaptor (1)

Design and specifications are subject to change without notice.

FM/AM CLOCK RADIO

9-877-483-01	Sony Corporation
2003F04-1	Personal Audio Company
© 2003. 06	Published by Sony Engineering Corporation

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ICF-C630

Notes on Chip Component Replacement

•Never reuse a disconnected chip component.

•Notice that the minus side of a tantalum capacitor may be damaged by heat.

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.

TABLE OF CONTENTS
1. SERVICING NOTES
1-1. Dial Pointer Setting .............................................................	3
1-2. Installing the Tuner Board ...................................................	3
2. GENERAL
Choosing Power Sources .........................................................	4
Setting the brightness of the backlight ....................................	4
Setting the Clock .....................................................................	4
Improving the reception ..........................................................	4
Operating the Radio .................................................................	4
Setting the Alarm .....................................................................	4
Setting the Sleep Timer ...........................................................	4
Using the NAP Timer (Count Down Timer) ...........................	4

3. DISASSEMBLY

3-1.	Cover Assy ..........................................................................	5
3-2.	Tuner Board .........................................................................	6
3-3.	Cabinet (Upper) Assy ..........................................................	6
3-4. Microcomputer Board, Key (Left) Board,
	Key (Right) Board ...............................................................	7
4. ELECTRICAL ADJUSTMENTS ...................................		8
5. DIAGRAMS
5-1.	IC Block Diagram .............................................................	10
5-2.	Block Diagram ..................................................................	11
5-3. Printed Wiring Board –Tuner Section– .............................		12
5-4. Printed Wiring Boards –Micon Section– ..........................		13
5-5.	Schematic Diagram ...........................................................	14
5-6.	IC Pin Description .............................................................	15
6. EXPLODED VIEWS
6-1.	Cabinet (Lower) Section ...................................................	16
6-2.	Cover Assy Section ...........................................................	17
7. ELECTRICAL PARTS LIST ........................................		18

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ICF-C630

SECTION 1

SERVICING NOTES

1-1. DIAL POINTER SETTING

3 knob (VOL)

4 knob (TUNE)

1 pointer

mark	knob (VOL)

front

knob (TUNE)

pointer

2

pointer

cabinet (lower)

1-2. INSTALLING THE TUNER BOARD

5 Adjust RV1 to the protrusion

on the knob (VOL).

6 screw

(+P2.6 x 8)

RV1

2Turn the spindle of CV1 fully in the arrow direction.

4TUNER board

knob (VOL)

3

1Turn the knob (TUNE) fully in the arrow direction.

knob (TUNE)

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ICF-C630

SECTION 2

GENERAL

This section is extracted from instruction manual.

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ICF-C630

SECTION 3

DISASSEMBLY

Note : This set can be disassemble according to the following sequence.

SET

3-1. COVER ASSY (Page 5)

3-3. CABINET (UPPER) ASSY			3-2. TUNER BOARD
(Page 6)			(Page 6)

3-4. MICROCOMPUTER BOARD,

KEY (LEFT) BOARD,

KEY (RIGHT) BOARD (Page 7)

Note : Follow the disassembly procedure in the numerical order given.

3-1. COVER ASSY

6 cover assy

red

5 CN1

4 CN2

3

7 cabinet (lower) section

2 two screws	1 two screws
(+P3 x 20)	(+P3 x 20)

5

ICF-C630

3-2. TUNER BOARD

	1 screw	3 Removal the two solders.
	(+P2.6 x 8)
		black
		red

2TUNER board

3-3. CABINET (UPPER) ASSY

4 cover sub assy

3

5 cabinet (upper) assy

1 two screws

2 two screws (+P2.6 x 8)

(+P2.6 x 8)

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ICF-C630

3-4. MICROCOMPUTER BOARD, KEY (LEFT) BOARD, KEY (RIGHT) BOARD

4 claw

6 KEY (LEFT) board

7 claw

5

8

9 KEY (RIGHT) board

1 two screws
(+P2.6 x 8)	2

3 MICROCOMPUTER board

7