Power Sources; Setting The Clock - Sony ICF-SW77 Service Manual

Power Sources
Batteries
Use four R14 (size C) batteries.
Battery installation
Note
Before installing the batteries, be sure to check that the MW
channel step selector is set correctly. (See page 7.)
Install the batteries with correct polarity as illustrated below
House Current (except the models for
Australia)
Use the supplied AC power adaptor.
Connect the AC power adaptor to DC IN 6V and the other end
to a wall outlet as illustrated below.
Note (except the models for U.K.)
Before connecting the AC power adaptor, be sure to set the
voltage ot the adaptor to your local power line voltage with a
screwdriver as illustrated.
For customers supplied with an AC plug adaptor
Use the AC plug adaptor if the AC power adaptor does not
match the outlet.
Note on the AC power adaptor
Use only the supplied AC power adaptor (except the models
for Australia). Do not use any other AC power adaptor.
Notes on batteries
Polarity of the plug
This unit cannot be operated on the internal batteries when
the AC power adaptor or car battery cord is connected to
the DC IN 6V jack.
Even when the unit is not to be used for a long period of
time or is to be operated extensively on other power
sources, keep the batteries installed to back up the clock
and the built-in computer.
Battery replacement
When the batteries are exhausted, the sound becomes
weak or distorted, and the CD (battery empty) indication
flashes on the clock/timer display. In this case, replace all
the batteries with new ones.
Even after you replace the batteries, CD remains flashing.
To turn off CD, press ON/OFF.
Replace the batteries within 5 minutes. Otherwise, the
current time, the Quick Page settings, and the reservation
for the timer will be erased. However, the data on the
Tuning Pages and Timer Pages will not be erased.
12 V car battery
Use the Sony DCC-E160L car battery cord (not supplied).
Connect the car battery cord to DC IN 6 V and the other end
to a cigarette lighter socket of the car as illustrated below.
Note
When the AC power adaptor or car battery cord is connected
to the DC IN 6 V jack, the internal batteries (if present) are
automatically disconnected.
socket
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car battery cord (not supplied)
Setting the Clock
This unit is lactory-set with the data for Preset Station Tuning
which includes time data (page 15). For tuning in correctly,
you need to set the correct local time and correct time differ¬
ence from the UTC (Universal Time Coordinated) time
Before setting the clock, check the time difference between
the local time in your area and the UTC time by referring to
the table on the next page.
How to Set the Clock
3 Turn the DIAL TUNE/JOG dial to adjust the current local
time while CLOCK is flashing.
4 Release LOCAL
5 Press and hold TIME DIFF.
The TIME DIFF. indication flashes
6 Turn the DIAL TUNE/JOG dial to adjust the time difference'
while TIME DIFF is flashing
7 Release TIME DIFF.
Zero second adjustment
If you want to adjust the time exactly to the second with a
telephone time signal, proceed as in the following example
Example: To set to 15:15
1 Adjust the time indication to 15:15 and keep LOCAL
depressed.
2. Release LOCAL simultaneously with the telephone time
signal. The clock begins to show the precise time.
Notes on the time indication
• Each time you press the UTC/LOCAL button, the current
time indication changes between the UTC time and the local
time.
• You cannot set the clock by adjusting the UTC time.
• Each time you press the TIME/PROGRAM button, the clock/
timer display changes between the current time and Program
Time (starting time and ending time) indications.
1 Set POWER/LOCK to POWER.
2 Press and hold LOCAL
The CLOCK indication flashes.
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