Sony ICF-M410L Service Manual ▷ View online
ICF-M410L
AEP Model
SERVICE MANUAL
FM STEREO/MW/LW
PLL SYNTHESIZED RADIO
9-873-156-04
2008K00-1
© 2008.11
SPECIFICATIONS
Ver. 1.3 2008.11
Speaker: 7.7 cm (3
1
⁄
8
inches) 8
Ω
Power output: 200 mW (at 10 % harmonic distortion)
Output: v (earphone) jack (ø3.5 mm minijack)
Power requirements: 4.5 V DC, three R6 (size AA) batteries
External power source: DC IN 4.5 V
Dimensions:
Output: v (earphone) jack (ø3.5 mm minijack)
Power requirements: 4.5 V DC, three R6 (size AA) batteries
External power source: DC IN 4.5 V
Dimensions:
Approx. 205
× 104 × 40.5 mm (w/h/d)
(Approx. 8 1/3
× 4 1/8 ×
1 5/8 inches) not incl. projecting
parts and controls
Approx. 212
Approx. 212
× 104 × 42.5 mm (w/h/d)
(Approx. 8 3/8
× 4 1/8 ×
1 11/16 inches) incl. projecting
parts and controls
Mass: Approx. 504 g (17.8
oz
) incl. batteries
Design and specifications are subject to change
without notice.
without notice.
Sony Corporation
Audio&Video Business Group
Published by Sony Techno Create Corporation
2
TABLE OF CONTENTS
ICF-M410L
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
• Keep the temperature of soldering iron around 270˚C
during repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
1. GENERAL
·································································· 3
2. DISASSEMBLY
························································· 4
3. ELECTRICAL ADJUSTMENTS
····························· 5
4. DIAGRAMS
4-1.
Block Diagram ····························································· 7
4-2.
Schematic Diagram ······················································ 8
4-3.
Printed Wiring Board ··················································· 9
4-4.
IC Pin Function Description ······································ 10
4-5.
IC Block Diagram ······················································ 10
5. EXPLODED VIEWS
················································ 11
6. ELECTRICAL PARTS LIST
·································· 12
3
ICF-M410L
This section is extracted
from instruction manual.
from instruction manual.
SECTION 1
GENERAL
*
Telescopic Antenna
TUNE/TIME SET
VOL
DC IN 4.5V
v
jack
Setting the Clock
The display will flash “0:00” when the batteries are
installed or the AC power adaptor is plugged in for
the first time.
The clock can be adjusted when the radio is off.
installed or the AC power adaptor is plugged in for
the first time.
The clock can be adjusted when the radio is off.
1
To stop flashing of the display, press
CLOCK (mb/CLOCK for ICF-M410S).
CLOCK (mb/CLOCK for ICF-M410S).
2
While holding down CLOCK, turn
TUNE/TIME SET to set the clock to the
current time.
TUNE/TIME SET to set the clock to the
current time.
When you turn the control knob a little to
or
, the clock digits move forward or back one
by one, and when you turn the control knob
further to
further to
or
, the clock digits move
rapidly.
When you release CLOCK, the clock starts
operating, and “:” starts flashing.
operating, and “:” starts flashing.
24-hour system : “0:00” = midnight, “12:00” =
noon
noon
4
ICF-M410L
SECTION 2
DISASSEMBLY
Note :
Follow the disassembly procedure in the numerical order given.
9
Screw (+PTPWH 2
×
8)
1
Screw (+B 3
×
6)
3
Five screws
(+BTP 3
×
14)
q;
Two screws (+P 2
×
8)
qf
Two screws
(+P 2
×
8)
6
Screw (+PTPWH 2.6
×
8)
7
Side panel (L)
qs
Side panel (R)
qd
Arm (jog)
8
JACK board
qg
KEY board
qj
MAIN board
qh
Knob
2
Antenna, telescopic
Cabinet rear
4
Claws
qa
Claws
Remove the Claws
Remove the Claws
Knob (jog)
5
Plate, contact
Cabinet (front) sub assy