ICF-C630 (serv.man2) - Sony Audio Service Manual (repair manual)

icf-c630 (serv.man2) service manual
Model
ICF-C630 (serv.man2)
Pages
20
Size
1020.62 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
icf-c630-sm2.pdf
Date

Read Sony ICF-C630 (serv.man2) Service Manual online

1
SERVICE MANUAL
Australian Model
ICF-C630
FM/AM CLOCK RADIO
SPECIFICATIONS
Ver 1.0  2003. 06
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
9-877-483-01
2003F04-1
© 2003. 06
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.
2
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.
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.
ICF-C630
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
3
ICF-C630
SECTION 1
SERVICING NOTES
1-2. INSTALLING THE TUNER BOARD
1-1. DIAL POINTER SETTING
front
knob (VOL)
mark
cabinet (lower)
pointer
pointer
knob (TUNE)
1
 pointer
2
3
 knob (VOL)
4
 knob (TUNE)
RV1
6
 screw
    (+P2.6 x 8)
4
 TUNER board
5
 Adjust RV1 to the protrusion
     on the knob (VOL).
2
 Turn the spindle of CV1 fully
     in the arrow direction.
1
 Turn the knob (TUNE) fully 
     in the arrow direction.
knob (TUNE)
knob (VOL)
3
4
ICF-C630
SECTION 2
GENERAL
This section is extracted
from instruction manual.
Page of 20
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Download Sony ICF-C630 (serv.man2) Service Manual (Repair Manual)

Here you can read online and download Sony ICF-C630 (serv.man2) Service Manual in PDF. ICF-C630 (serv.man2) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony ICF-C630 (serv.man2) Audio. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.