Sony icf 780 s service manual

Page 1

"IF-7808

SERVICE MANUAL AEP Model

E Model
Australian Model

Photo I BLACK

SPECIFICATIONS

Frequency range m: 575-1075 MHz
MW 531 - 1302 kHz
9N: 535-13 MHz

Intermediate Irequency FM: m7 MHz

AM: 455 kHz
Antennas FM/SW: Yelescopic antenna

MW: Bum-in Ierrile bar amenna
Speaker Approx. 10.2 cm "9 inches) diet, 3 ohms
Power oulpul 430 MW (at 10% harmonic distortion)
Output Earphone jack (mlnijack)
Power raqutremems With the supplied Ac power cord:

Australian model: 240 v AC, so Hz
AEF/Garmany/EQI model: 220 v Ac, so Hz
camiai and South America model: 120v tosmiz

wam tour as (size AA) batteries: 6 v 00
Baflew Ms Approx 35 hours using Sony bananas SUM-3 (NS)
Dimensions Appmx. 255 x129 x 62.6 mm (wlhld)

(WI/s x 51. x 212 inches)

inst. pmecung pans and controls wilh carrying handle pusnea

in
Wetght Approx, 965 g (2 lb 2 oz) inci bansrres
Supplied accessory AC powel cord in

Design and specifications subject to change wilhoul notice.
MODEL IDENTIFICATION
w Model Nutber Portion -

Germany,AEP model:Carved on rear cabinet
AustralianE modelzllodel nutber label

NY mm ND. , s
Sifit/swgamms W 780 -MODEL lDENTlFlCATION

- Power requirements -

E91 model: 220! AC.50H2

gZZZm E92 model: Central and South America:120V AC,60HZ

Austral ian model: 3-365-970-01
E91 mdel: 3-365-969-01
E92 model: 3-365-968-01

FM/MW/SW 3 BAND RECEIVER
SONM

Page 2

lCF-7803

SECTION 1
GENERAL

This section is extracted
from instraction manuait

E Location of Controls

I Carrying handle telescopic antenna

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Como utilnr I me do tumpone

E] POWER switch (ON :1 E] TUNE (tuning) control
STANDBY 5) VOL (volume) control

E @(eerphone) lack (left Tum clockwise to increase the
slag} volume.
The sound through the speaker [i] TONE control
""m be "93" WM" 3" Turn clockwise to Increm Ihe
earphone is connected to the "we.
lack: Turn counterciockwiee to

[E AC iN (Input) leek (lelt side) 599m "9 "93'9-

[5] Speaker [E] Band selector

Battery compartment FM/MWISW
(bottom) 55] TUNE (tuning) indicator
Dlal scales

er So rces
Batteries

Battery replacement

ramm-

When the sound becomes weak or distorted, replace all the batteries mum."
with new ones Valwiidorln

Concerning the battery life. see "Specifications". "-

Note

It the unit is not to be used on batteries ler a long period at time. remove them
to avoid battery leakage and corrosion.

E] House Current

E] Bad 0 Operatlo

1 Depress the POWER switch (a) to turn on the unit.
2 Select a desired band.

m no (sin M) homem-
mm mm R5 (lo-ml Ml
vur Mimm (at)

Vler Re Mmrikn (lorrllnl Ml
mum plan He mum M)

lolh AC IN
3 Tune in a desired station. l 1.7m» Mialik i:nf3£.:.";m..
AC lNfl h
4 Adjust the volume. :L. a. will 12mm ::.:::r:::::::::"
5 Adjust the tone to your pmtelenoo. ""'°"'""° "' P" '3 °""" °"

The TUNE indicator lights up when a station ls tuned in. 9
To turn all the radio, press the POWER switch (in),

[E] To Improve Receiving Condition
FM

M: pow ram (unwind)

Cordon dllrmlflltlion slaw: (loam)
Neixlub-I [mltgeliolerll

NIlnnoel mug-mm)

cm, a. mimic a llornnciflnl

Extend the telescopic antenna and adjust its length. direction and
angle tor the best reception. .

MW

Since the reception is attested by the direction at the radio, rotate the
unit horizontally lot optimum reception.

SW

Extend the telescopic antenna vertically.

Notes

- In vehicles or in buildings. radio reception may be dllfiouii or noisy, Try
listening near 5 window.

' Keep the ladle away lrorn the mill: objects.

FMIUKW AM (uwytw EW/Kw q

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