Troubleshooting; Replacing Batteries - Sharp YO-470 Operation Manual

Troubleshooting

If the Organizer malfunctions, go through the following checklist before
sending it for repair.
Problem Remedy
• Adjust the display contrast (page 30)
Nothing is displayed
• Replace the batteries (page 36).
after pressing ON .
Display contrast is • Adjust the display contrast (page 30).
• Replace the batteries (page 36).
insufficient.
Adjust the display contrast (page 30).
The display is too dark
(symbols are
displayed faintly).
Press
Keys do not beep
when pressed.
Reset the Organizer (page 35).
The Organizer turns on
but the keyboard is
frozen.
There is no room for the data you want to
"MEMORY FULL" is
store. Delete all unnecessary data first and
displayed.
then free up memory (Page 31).
Press
Alarm does not sound
14).
at the set time.
The operating batteries are becoming
Display dims while
weak. Replace the batteries (page 36).
pressing keys.
The Backlight does not The operating batteries are becoming
weak. Replace the batteries (page 36).
function.
36
2nd to display " " (page 4).
2nd to display " " (page
The names and zone numbers of the
cities in the WORLD clock
Zone
City
number
1 AUCKLAND
2 NOUMEA
3 SYDNEY
3.3 ADELAIDE
4 TOKYO
5 HONG KONG
6 BANGKOK
6.3 YANGON
7 DHAKA
7.3 NEW DELHI
8 KARACHI
8.3 KABUL
9 DUBAI
9.3 TEHRAN

Replacing batteries

Batteries used in the Organizer:
Type Model
Lithium battery CR2032
Lithium battery CR2032
The standard built-in clock is powered by the operating batteries.
• Do not remove both the operating and memory backup batteries
simultaneously. Data in the memory is cleared.
• Be sure to write down any important information stored in memory
before replacing the batteries.
Zone
City
number
10 MOSCOW
11 CAIRO
12 PARIS
13 LONDON
16 RIO DE JANEIRO
17 CARACAS
18 NEW YORK
19 CHICAGO
20 DENVER
21 LOS ANGELES
22 ANCHORAGE
23 HONOLULU
24 MIDWAY
Qty. Use
2 Unit operation
1 Memory backup