Sony icf 7600 ds service manual

Page 1

AEP Model
UK Model
E Model
AUS Model

Circuit system

Frequency range

Antennas

Speaker

Power output

Outputs

Power requirements

SPECIFICATIONS

FM: Superheterodyne
AM: Dual conversion superheterodyne
AEP, UK, E. AUS model:

FM76.0 - 108.0 MHz

FM87.6 - 108.0 MHZ (DENMARK, NORWAY,

SWEDEN)
MW522 ~1,611 kHz
LW153 - 519 kHz
SW1,615- 29,995 kHz
MIDDLE EASTS , G»AEP model:
FM87.6 - 1080 MHz
MW522 - 1,611 kHz
LW153 - 519 kHz
SW1 ,615- 26,100 IHz
ssa/cw153 - 25,100 kHz (G-AEP)
Saudi Arabia model:
FMB7.6 - 108.0 MHz
MWSSI - 1,611 kHz
LW153 -,282 kHz
SW1,615- 26,100 kHz
Telescopic antenna (FM/SW)
Built~in ferrite bar antenna (MW/LW)
External antenna terminal (FM/LW/MW/SW)
Approx 77 cm (3% inches) diameter
200mW (at 10% harmonic distortion, for
United Kingdom)
400 mW (at 10% harmonic distortion, for
other countries)
Recording output jack (minijack)
output level 0.775 mV (-60 dB)
output impedance 1 kilohm
Earphone jack (mlnijack) for Bohm earphone
Radio: 6 V dc
Four R6 (size AA) batteries
Supplied A0240 ac power adaptor (110, 120,
220 or 240 V ac adjustable, 50/60 Hz)
Optional DOC-127A or DOC-240 car battery
cord for use with 12 V or 24 V car battery,
respectively
Computer back up/clock: 3 v dc, two R6 (size
AA) batteries

Battery life

Dimensions

Radio: approx.12 hours of listening for four
hours a day at a normal volume, using
Sony SUM-3(NS) batteries

Computer back uplclock: approx, 1 year of
continuous operation with Sony SUM-3(NS)
batteries

Approx. 1845 x 118.5 x 32 mm (w/h/d)

(7% x 43/4 x 15/16 inches)
including projecting parts and controls
Approx 640 g (1.4 lb)
including batteries

Accessories supplied Earphone (1) SW external antenna (1)

AC-240 ac power adaptor (1)
Wave handbook (1), Antenna connector (1),
Carrying case (1)

SAFETY-RELATED COMPONENT WARNINGI!

COMPONENTS IDENTIFIED BY SHADING AND MARK

A 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 EV SONV.

FM/LW/MW/SW
PLL SYNTHESIZED RECEIVER

SONY;

Page 2

lCF-7600DS

SERVICING NOTES

1. FREQUENCY RANGE ADJUSTMENT
When replacing switch board, adjust frequency range by solder-bridging or opening
adjustment patterns according to original patterns.

Freon-my . .
the (3) 3 d9.
switch board Range 3" n

FM wide open ---

FM narrow bridge
AM wide
AM narrow - bridge

open

oFrequency Range

FM wide : 7610-1030 MHz
FM narrow : 316-1030 MHz
AM wide I 153-23995 kHz
AM narrow : 153-26, 100 kHz

switch board [conductor side]

2. BUTTONS REPLACEMENT

0 Cut base: by using
cutting plier, etc.

0 Remove knob retainer

and replace buttons. 9 Attath knob retainer to the

original portion with lacking
compound.

knob retainer