background image
Ver 1.0 2000.07
ICF-1000L
SERVICE MANUAL
FM/SW/MW/LW 4 BAND RADIO
SPECIFICATIONS
AEP Model
UK Model
Frequency range:
FM: 87.5 ­ 108.0 MHz
SW: 5.95 ­ 18 MHz
MW: 530 ­ 1 605 kHz
LW: 153 ­ 255 kHz
Speaker:
Approx. 10.2 cm (4 1/8 inches) dia. 8
Power output:
1W (at 10% harmonic distortion)
Output:
v
jack (ø 3.5 mm minijack)
Power requirements:
With the supplied AC power cord:
220 ­ 230 V AC, 50 Hz
With four R6 (size AA) batteries: 6V DC
Dimensions:
Approx. 299 x 139.5 x 83.2 mm (w/h/d)
(11 7/8 x 5 1/2 x 3 3/8 inches) incl. projecting parts and control.
Mass:
Approx. 1100 g (2 lb 7 oz) incl. batteries
Supplied accessory:
AC power cord(1)
Design and specifications are subject to change
without notice.


background image
­ 2 ­
TABLE OF CONTENTS
Specifications ........................................................................... 1
1. GENERAL
Choosing Power Sources ................................................... 3
Operating the Radio Manual Tuning ................................. 3
2. DISASSEMBLY
2-1. Cabinet (Rear) ............................................................. 4
2-2. Power Board ............................................................... 4
2-3. AC IN Board, AMP Board .......................................... 5
2-4. Main Board, Key Board .............................................. 5
2-5. Setting the Pointer ...................................................... 6
3. ELECTRICAL ADJUSTMENT
3-1. MW Section ................................................................ 7
3-2. LW Section ................................................................. 7
3-3. SW Section ................................................................. 7
3-4. FM Section ................................................................. 7
4. DIAGRAMS
4-1. Block Diagram ............................................................ 9
4-2. Printed Wiring Boards (1/2) ...................................... 11
4-3. Printed Wiring Boards (2/2) ..................................... 13
4-4. Schematic Diagrams ................................................. 15
5. EXPLODED VIEWS
5-1. Rear Cabinet Section ................................................ 18
5-2. Front Cabinet Section ............................................... 19
5-3. Chassis Section ......................................................... 20
6. ELECTRICAL PARTS LIST ................................... 21
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.
REPLACETHESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
· HOW TO CHANGE THE CERAMIC FILTER
This model is used three ceramic filters of CF2, CF3 and CF4.
You must use same type of color marked ceramic filters in
order to meet same specifications.
Therefore, the ceramic filter must change three pieces together
since it's supply three pieces in package as a spare parts.
red
blue
orange
black
white
white/white
yellow
10.70MHz
10.67MHz
10.73MHz
10.64MHz
10.76MHz
10.75MHz
10.79MHz
Mark
Center
frequency
mark
mark
· white/white only
CF2
CF3
CF4
mark
mark
CF3
CF2
CF4
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.


background image
­ 3 ­
SECTION 1
GENERAL
This section is extracted from
instruction manual.


background image
­ 4 ­
SECTION 2
DISASSEMBLY
Note:Followthedisassemblyprocedureinthenumericalordergiven.
2-1. CABINET (REAR)
2-2. POWER BOARD
r
Theequipmentcanberemo
vedusingthef
ollo wingpr ocedure .
2
Screws (+BTP 3x20)
1
3
3
Cabinet (front)
Cabinet (rear)
Lid, Battery case
3
Screws (+BTP 2.6x10)
1
Screw (+BTP 2.6x8)
2
Remove solder
4
AC IN board (CN405)
5
AMP board (CN601)
7
6
Cabinet (front)
Blue
Power board
8
Button (power)
CN401
Operation switch (S401)
Cabinet (rear)
z Cautions during assembly
Align the operation
switch (S401) with the
groove of button (power).
AMP board
Cabinet (rear)
Power board
AC IN board
Main board, Key board
Set


background image
­ 5 ­
2-3. AC IN BOARD, AMP BOARD
2-4. MAIN BOARD, KEY BOARD
4
Screw (+BTP 3x20)
Holder
AC IN board
1
Screws (+BTP 2.6x10)
5
Claws
6
3
2
7
CN602
AMP board
Cabinet (front)
5
Screws (+BTP 2.6x6)
3
Screws
(+BTP 3x10)
9
Screws (+BTP 3x10)
9
Screws (+BTP 3x10)
8
Remove solder
7
CN201
q;
Claw
q;
Claw
1
Knob (tone)
1
Knob (tuning)
q;
Claws
6
qa
4
2
Wind up thread,
and pull it up
Thread
Knob (band)
key board
Main board
Chassis
Cabinet (front)