Seiko ER8100 User manual

UKE1H96AA

This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance with the instructions, may
cause harmful interference to radio communications. However, there is no guarantee that interference
will not occur in a particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Note: this device should be disposed of through your local electronic product recycling system
- do not throw away in your domestic rubbish.
EC DECLARATION OF CONFORMITY
This is to certify that this equipment fully conforms to the protection requirements of the following
EC Council Directives on the approximation of the laws of the member states relating to:-
Electromagnetic Compatibility Directive 2004/108/EC
SEIKO UK Limited SC House, Vanwall Road, Maidenhead, Berks. SL6 4UW U.K.
Thank you for purchasing the ER8100.
Please read this operation manual carefully before using the product.
This unit contains the Britannica Concise Encyclopedia and Oxford
dictionaries : Concise Oxford English Dictionary, Concise Oxford
Thesaurus, Concise Oxford Dictionary of Quotations and The Oxford
Dictionary of English Idioms.
You can expand your English vocabulary further through use of the
Spellchecker, the 14 Solvers, the 12 Word Games, and the EASY LEARN
function.
Britannica Concise Encyclopedia, Britannica Daily Contents, Britannica Daily History, Britannica
Quizmaster, Britannica Quick Facts © 2010 Encyclopædia Britannica, Inc.
Concise Oxford English Dictionary Eleventh Edition Revised © Oxford University Press 2008
Concise Oxford Thesaurus Third Edition © Oxford University Press 2007
Concise Oxford Dictionary of Quotations Fifth Edition © Oxford University Press 2006
The Oxford Dictionary of English Idioms Third Edition © Oxford University Press 2010
New British English Word List v 1.1 © Oxford University Press 2004
Additional material © Oxford University Press 2004
Ryobi’s font is employed in the font of product. © 2011 RYOBI LIMITED
Encyclopædia Britannica, Britannica and the Thistle logo are registered trademarks of Encyclopædia
Britannica, Inc. All rights reserved.
is a registered trademark of Seiko Holdings Corporation.
is a registered trademark of Seiko Instruments Inc.
© 2011 Seiko Instruments Inc.

1
The display screen can be switched to Large, Medium or Small.
(See page 16 and 85.)
The screen display examples used in this manual are shown in
the “Medium” format.
Since this unit contains the most recent publishers’ updates,
there will be some minor differences between the data displayed
here and that in the print books.
The unit does not contain book-edition photographs, diagrams
and tables, boxed items and some appendices.

2 3
CONTENTS
Preparation for Use................... 4
1. Install the battery ................4
2. Adjust the LCD contrast ..... 4
3. Set the key sound............... 5
4. Demo function .................... 5
5. “On This Day” function .......5
6. Set Time and Date .............. 6
Changing battery .................... 7
Resetting................................. 7
Functions and Features .......8
The Keys and their Functions... 12
On This Day ........................14
Basic procedure.................... 14
View the monthly calendar ...15
Help Function / Character Size .. 16
Entering and Correcting Letters ... 17
Encyclopedia......................18
Headword Search ................. 18
Category Search...................20
Jump function....................... 22
Dictionary ...........................26
Headword Search ................. 26
Explanatory notes................. 28
Thesaurus...........................30
Headword Search ................. 30
Wordfinder ............................ 32
Dictionary of Quotations....34
Author Name Search ............ 34
Keyword Search ...................36
Dictionary of Idioms...........38
Headword Search ................. 38
Thematic Search...................40
Spellchecker.......................42
Basic procedure.................... 42
Using the Wildcard function ... 44
Solvers................................46
Selecting the Solver.............. 46
Crossword ............................ 47
Anagram ............................... 48
Letter Changer...................... 49
Word Maker .......................... 50
Word Origins ......................... 51
Word Viewer.......................... 52
Definition Search .................. 53
Encyclopedic Search ............ 54
Idiom Search......................... 55
Abbreviations........................ 56
Abbreviation Search ............. 57
Knowledge Lists ................... 58
Knowledge Find....................60
Phrase & Idiom Find ............. 62
Games ................................64
Selecting a game .................. 64
Hangman .............................. 64
User Hangman...................... 66
Jumble ..................................67
User Jumble.......................... 68
Crossword Quiz .................... 69
General Knowledge .............. 70
Definitions ............................. 71
Word Building .......................72
User Word Building ............... 73
Word Challenge ....................74
Britannica Quizmaster .......... 75
Britannica Quick Facts ......... 76
EASY LEARN ..........................78
Building your word list .......... 78
Viewing the word list............. 79
Deleting a word..................... 80
Deleting all words ................. 80
Calculator / Converters..... 81
Calculator ............................. 81
Converters ............................82
Entering or changing a
conversion rate ..................... 82
Currency conversion............. 82
Metric / Imperial conversion ... 83
Clothing Size chart ............... 84
Setting Function.................85
Selecting the menu............... 85
Changing the Demo message ... 85
Changing the character size.... 85
Setting the Game Level ........ 86
Game Scores ........................ 86
Viewing the EASY LEARN List... 87
Setting the frequency for
the EASY LEARN List ............. 87
Changing the sorting
for the EASY LEARN List ........ 87
Setting the Auto Power Off Timer ... 88
Setting the Key Sound.......... 88
Setting the LCD Contrast ..... 88
Variant Spelling ..................... 89
Changing On This Day mode .. 89
Setting Time and Date .......... 89
Precautions / Specifications.. 92
FAQ’s Generic.....................94
ONE YEAR LIMITED WARRANTY .. 95

4 5
Preparation for Use
1. Install the battery
The unit is powered by one “AAA” size battery.
Before using the unit, please install the battery as follows.
1. Turn the unit over.
2. Slide the tab to the right and
then
unlock and remove the
battery cover.
3. Insert one “AAA” battery upon the ribbon
according to the polarity ( + , – ) marks
inside the battery compartment.
Be sure to insert the battery from (–) side.
4. After replacing the battery cover, slide the
tab to the left and
lock the battery cover.
5.
Press the “RESET” button on the bottom of
the unit.
6. The contrast adjustment display will
appear.
2. Adjust the LCD contrast
Use or to adjust the contrast of
the display and then press .
The “LCD Contrast” can also be adjusted
using the “Setting” function. (See page 88.)
3. Set the key sound
You can turn the key touch sound on and
off by using or and then press
.
The “Key sound” can also be set using the
“Setting” function. (See page 88.)
4. Demo function
When you turn on the power, a
demonstration display will begin to explain
the contents of the unit.
You can stop the demonstration by pressing
any of the keys.
* If you want to turn off the demonstration
display at the time of power ON, press
and select “Demo Message”.
Select “Disable” and press .
(See page 85.)
5. “On This Day” function
The unit displays the topics in history on
today’s date.
* If you want to turn off this display at the
time of power ON, press and select
“On This Day”.
Select “Disable” and press .
(See page 89.)
Any of the letter keys

6 7
Resetting
If the unit does not operate properly after
the battery has been replaced, or if at any
time the unit fails to operate properly,
gently press the “RESET” button on the
bottom of the unit.
NOTE:
Resetting product deletes all the data stored in the memory.
The EASY LEARN List, the Game Score and the calculator memory are
deleted.
All setting including Time and Date are initialized.
Changing battery
The battery mark ( ) will appear at the top of the screen when the
battery is almost exhausted, meaning that it is time to be replaced one.
•The unit is powered by one AAA alkaline battery.
•Make sure that power is switched off before replacing the battery.
•Press the “RESET” button on the bottom of the unit after battery replacement.
•Changing the battery and Resetting erase the EASY LEARN List, the Game
Score, the calculator memory and the initialize settings.
CAUTION
•The battery may pose a choking hazard to
small children.
•Keep the battery and product away from
small children.
•Do not expose the battery to open flame or
intense heat.
•Rechargeable batteries cannot be used.
•Do not try to recharge the battery.
•Remove the battery from the unit if you do
not intend to use it for a long duration.
6. Set Time and Date
The time and date should be set before
using the unit.
1. Press and then to select “Time
and Date”.
2. Press .
Move to the sector to be set by using or
.
Set the number by using or .
3. Press to accept changes.
(See page 89.)

8 9
Functions and Features
1 Encyclopedia and Dictionaries
Britannica Concise Encyclopedia
Expanded with new and updated entries, the Britannica Concise
Encyclopedia is the perfect reference resource for home, school, or
office. With more than 25,000 entries prepared by the editors of
Encyclopædia Britannica, it covers nearly every field of human
knowledge: history, geography, world affairs, the sciences, religion,
sports, entertainment, technology and the arts.
Concise Oxford English Dictionary
High speed search of over 240,000 words, phrases and definitions
covering current and historical English, as well as hundreds of specialist
and technical subjects.
Dictionary entry words, definitions and grammatical information all
come from the Concise Oxford English Dictionary.
Concise Oxford Thesaurus
The unit offers a high speed search of over 4 million synonym links,
with over 300,000 alternative words and opposite words to make what
you write and say more interesting.
The thesaurus entries, including examples, sense groupings, and all
alternative and opposite words, are taken from the Concise Oxford
Thesaurus.
Oxford Concise Dictionary of Quotations
This contains over 9,000 quotations from more than 2,400 authors, and
with both author names and quotation keywords searchable, offers the
best possible access to this rich and fascinating material.
Dictionary entries all come from the Oxford Concise Dictionary of
Quotations.
Oxford Dictionary of English Idioms
This volume takes a fresh look at the idiomatic phrases and sayings that
make English the rich and intriguing language that it is. This major new
edition contains entries for over 6,000 idioms, including 700 entirely
new entries, based on Oxford's language monitoring and the ongoing
third edition of the Oxford English Dictionary.
Dictionary entries all come from the Oxford Dictionary of English Idioms.
2 Spellchecker
Instant phonetic spelling correction for over 130,000 words ensures you
will always have the answer at your fingertips.
3Solvers
The 14 indispensable solvers to help you with word games:
Crossword, Anagram, Letter Changer, Word Maker, Word Origins,
Word Viewer, Definition Search, Encyclopedic Search, Idiom Search,
Abbreviations, Abbreviation Search, Knowledge Lists, Knowledge Find,
Phrase & Idiom Find
4Word Games
You can take on the challenge of 12 different word games set to any one
of three levels of difficulty.
Hangman, User Hangman, Jumble, User Jumble, Crossword Quiz,
General Knowledge, Definitions, Word Building, User Word Building,
Word Challenge, Britannica Quizmaster, Britannica Quick Facts
5EASY LEARN
The EASY LEARN function allows you to create your own word list
from the Encyclopedia, Dictionaries, Spellchecker, Solvers and Games.
6 On This Day
The unit displays the monthly calendar and shows the topics in history
on a specific date. All daily data comes from the Britannica Daily
Contents and Britannica Daily History.
7Calculator
A full function calculator including memory and % functions.
12 digits, 1 Memory
8 Converters
The conversion function enables you to convert foreign currencies and
metric/imperial units of length, area, volume, weight, capacity, power,
and temperature.
You can also convert foreign clothing sizes of shirts, shoes, hats etc. for
men, women and children.

10 11
9 Setting function
You can customize the following operating conditions:
Demo Message, Text Size, Game Level, Game Scores, EASY LEARN List,
EASY LEARN Word, EASY LEARN Sorting, Auto Power Off Timer,
Key sound, LCD Contrast, Variant Spelling, On This Day and
Time and Date
10 Other Features
Jump function
This function enables you to look up a word displayed on the
explanation screen in any dictionary of your choosing, and to register it
in the EASY LEARN word list.
Help function
A simple explanation of how to operate the various functions can be
displayed on the screen at each operational stage in each mode.
Character size function
The size of the character display can be expanded or reduced.
Demo function
A demonstration display explains the contents of the unit.
MEMO

12 13
The Keys and their Functions 10. [
*
] Used instead of one or more letters if you don’t know how to spell
a word (including spaces or symbols).
[ # ] (With SHIFT key) Used instead of one or more letters if you don’t
know how to spell a word (without spaces or symbols).
11. Substitutes for a single letter when you are uncertain of a spelling.
12. For scrolling through the entries. / Changes the input area.
13. Enters space. / Cursor moves to right. / Jump key
(With SHIFT key) Screen moves one sense at a time.
14. Cursor moves up and down. / Screen moves one line at a time.
(With SHIFT key) Screen moves one page at a time.
15. Cursor moves to left. / Jump key
(With SHIFT key) Screen moves one sense at a time.
16. Selects the headword and displays the explanation or translation. /
Executes after the functions have been selected.
17. Selects Game mode.
18. Selects On This Day mode.
Selects Calculator mode, Currency, Metric/Imperial and Clothing Size
Converters.
19. Selects Setting mode.
20. Activates Help function.
21. For deleting the last input character.
(With SHIFT key) Clears all input character.
Returns to the previous screen or mode.
22. Shift Key
23. Letter and numeral input keys
•Input is changed to numerals using .
•When the power is turned back on using , the unit will show the display
used before the power was last turned off.
•The unit can also be turned ON with the mode keys.
•In order to avoid unnecessary wear of the battery, the power will turn off
automatically if the keys are not operated for a prescribed length of time. (The
initial setting is approximately 3 minutes. The time duration can be changed in
settings.)
1. Turns the power ON and OFF.
2. Selects Encyclopedia mode.
3. Selects Dictionary mode.
4. Selects Thesaurus mode.
5. Selects Dictionary of Quotations mode.
6. Selects Dictionary of Idioms mode.
7. Selects Spellchecker mode.
8. Selects Solver mode.
9. Changes the size of the characters displayed on the screen.

14 15
On This Day
The unit displays the monthly calendar and shows the topics in history on a
specific date.
All daily data comes from the Britannica Daily Contents and Britannica
Daily History.
Basic procedure
Example:
Demo function > Disable
“On This Day” function > Enable
(See page 85, 89.)
1Press .
When the power is turned back on using
, the unit will show the today’s
topics in history.
2Press to see the rest of an entry.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
*Press to advance to the next screen.
*The unit will show the display used before
the power was last turned off by pressing
any of the letter keys.
View the monthly calendar
1Press .
Today’s date is marked by rectangle
symbol.
2Use to select the date
as necessary.
3Press .
The unit will show the topics in history on
the selected date.

16 17
Help Function / Character Size
Help function
An explanation of how to operate the various functions is simply explained
on the screen at each operational stage in each mode.
Example:
1Press .
Type a word.
2Press .
- Scrolling the screen -
: by line
or : by page
You can clear the help message by pressing
any key.
Changing the character size
You can change the size of the characters on the screen by pressing .
The size of the characters change every time you press .
Example:
Entering and Correcting Letters
•Use to enter a space.
•If there is no headword corresponding to the sequence of letters you
have entered, the words with the closest spelling will be displayed.
•Corrections can be made by using .
•All input characters can be cleared by using and then .
•Use or to move the cursor.
• The entire display can be cleared by pressing the mode key once or
twice.
*When switching the dictionary mode in the character entry state, the
previously entered sequence of letters will be taken over unchanged into
the “Switched Dictionary Mode”.
*Pressing or in the character entry state results in the
previously entered sequence of letters being taken over unchanged to
the “Other Search Method in the Same Dictionary”.
Looking up words whose spelling you aren’t sure of
When entering the letters, you can enter “?”, “*” or “#” in place of any
letters you aren’t sure of.
Use to enter “?”.
This is used in place of a single character.
Use to enter “*”.
This is used in place of one or more
characters (including spaces or symbols).
Use and then to enter “#”.
This is used in place of one or more
characters (without spaces or symbols).
Example: he*t?
The corresponding headword list will be
displayed.
Medium size
Small size
Large size

18 19
Encyclopedia
Encyclopedia entry words and articles all come from the Britannica Concise
Encyclopedia.
• Foreword, Explanatory Notes and
Abbreviations can be found by pressing
from the Encyclopedia entry screen.
Headword Search
You can search a headword directly.
1Press .
2Type a word.
Example: martial
Every time you enter a letter, the
corresponding headword list will change.
3Use or to select the
headword as necessary.
Example: martial art
- Scrolling the list -
: by line
+ : by page
4Press .
The explanation screen of the selected
headword will be displayed.
*Press to return to the headword
selection screen.
*The mark will appear if there is
insufficient space to display the whole entry.
5Press to see the rest of an entry.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
*Press to advance to the next screen.
6To scroll alphabetically up or down
through the headword list, press
or .
7To clear the display and search for
another word, simply enter your new
word.
Example: cypress

20 21
Category Search
You can select a category and find a
headword in the selected category.
1Press and then to select
“CATEGORY”.
2Type a category name.
Example: music
Every time you enter a letter, the closest
match(es) will be displayed.
Use or to select the category as
necessary.
3Press .
4Type a word.
Example: bach
Every time you enter a letter, the
corresponding headword list in the
category will change.
5Use or to select the
headword as necessary.
Example: Bach, Johann Sebastian
- Scrolling the list -
: by line
+ : by page
6Press .
The explanation screen of the selected
headword will be displayed.
*Press to return to the headword
selection screen.
*The mark will appear if there is
insufficient space to display the whole entry.
7Press to see the rest of an entry.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
*Press to advance to the next screen.
8To scroll alphabetically up or down
through the headword list, press
or .
9To clear the display and search for
another word in the same category,
simply enter your new word.
Example: lennon

22 23
Jump function
This function enables you to look up a word displayed on the explanation
screen in any dictionary of your choosing, and to register it in the EASY
LEARN word list.
1Press and type a word.
Example: lavender
2Press .
3Press to select the first word you
can look up.
Press to select the last word.
Selected word will begin to flash on and off.
*Press to return to the previous screen
or to disable the cursor.
4Select another word using the cursor
keys.
Example: species
5Press .
6Select Encyclopedia, Dictionary,
Thesaurus or EASY LEARN List by using
or .
ENCYC Britannica Concise Encyclopedia
DICT Concise Oxford Dictionary
THES Concise Oxford Thesaurus
QUOTE Concise Oxford Dictionary of Quotations
IDIOM Oxford Dictionary of English Idioms
Add To EASY LEARN List: Add the selected word to the EASY LEARN List.
Example: DICT
7Press .
*Press to return to the previous
screen.
*Words displayed in small capitals on the
explanatory screen jump directly to the
explanatory screen for that particular word
in the Encyclopedia.
Example: MINT

24 25
*When the FORMULA is displayed on the
explanatory screen, you can find the related
formula.
1Press and type a word.
Example: integral equation
2Press .
3Press to select the first word you
can look up.
Selected word will begin to flash on and off.
*Press to return to the previous screen
or to disable the cursor.
4 Select FORMULA using the cursor keys.
5Press .

26 27
*The mark will appear if there is
insufficient space to display the whole entry.
4Press to see the rest of an entry.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
*Press to advance to the next screen.
*When there are phrases, phrasal verbs,
derivatives or origins, they will be
displayed after the last headword
definition.
* If the
USAGE marker is displayed after the
headword, there is a usage note in an entry.
5To scroll alphabetically up or down
through the headword list, press
or .
6To clear the display and search for
another word, simply enter your new
word.
Example: compare
Jump function
This function enables you to look up a word displayed on the explanation
screen in any dictionary of your choosing, and to register it in the EZ LEARN
List. (See page 22.)
...
Dictionary
Dictionary entry words, definitions and grammatical information all come
from the Concise Oxford English Dictionary.
• Preface, Introduction and other
explanations of this Dictionary can be
accessed from Explanatory notes.
(See page 28.)
Headword Search
You can search for a headword directly.
1Press .
2Type a word.
Example: unique
Every time you enter a letter, the
corresponding headword list will change.
Use or to select the headword as
necessary.
- Scrolling the list -
: by line
+ : by page
*When there is a derivative in the headword
list, it will be displayed with the base form
in round brackets.
Example: uniquely (unique)
3Press .
The unit shows headwords, parts of speech,
inflected forms and definitions.
*Press to return to the headword
selection screen.
...

28 29
Explanatory notes
Explanations for the details of the
dictionary can be obtained as required.
1Press and then to select
“EXPLANATION”.
2Press .
3Use or to select the section
title.
Example: Fascinating Words
*“Introduction” and “Guide to Good
English” have multiple subsections,
accessed via a submenu.
- Scrolling the list -
: by line
+ : by page
4Press .
The explanation screen of the selected title
will be displayed.
*Press to return to the title selection
screen.
*The mark will appear if there is
insufficient space to display the whole entry.
5Press to see the rest of an entry.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
: by title
*Press to advance to the next screen.

30 31
4Press to see other synonyms.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
+ : by sense number
*Press to advance to the next screen.
*Any opposites are listed at the end of the
relevant synonym set.
*When there are phrases, they will be
displayed after the main senses for each
part of speech.
5To scroll alphabetically up or down
through the headword list, press
or .
6To clear the display and search for
another word, simply enter your new
word.
Example: compare
Jump function
This function enables you to look up a word displayed on the explanation
screen in any dictionary of your choosing, and to register it in the EZ LEARN
List. (See page 22.)
Thesaurus
The thesaurus entries, including examples, sense groupings, and all alternative
and opposite words, are taken from the Concise Oxford Thesaurus.
•Introduction and Guide to the Thesaurus
can be found by pressing from the
Thesaurus entry screen.
Headword Search
You can search for a headword directly.
1Press .
2Type a word.
Example: head
Every time you enter a letter, the
corresponding headword list will change.
Use or to select the headword as
necessary.
- Scrolling the list -
: by line
+ : by page
3Press .
The unit shows a list of synonyms along
with any example sentences.
* The synonyms in each set that are closest in meaning to the entry word
are given first, usually starting with a ‘core synonym’in SMALL CAPITALS.
*Press to return to the headword selection screen.
*The mark will appear if there is insufficient space to display the
whole entry.
...
...

32 33
Wordfinder
You can search for thematic word lists
using keywords to match words in the list
title or category name.
1Press and then to select
“WORDFINDER”.
2Type a word list name.
Example: food
3Use or to select the word list
as necessary.
Example: Fruit
- Scrolling the list -
: by line
+ : by page
4Press .
The list of the words will be displayed.
5Press to see the rest of an entry.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
*Press to advance to the next screen.
*Press to return to the previous
screen.
6Press to select the first word you
can look up.
Press to select the last word.
Selected word will begin to flash on and off.
*Press to return to the previous screen
or to disable the cursor.
7Select another word using the cursor
keys.
Example: apricot
8Press .
(See “Jump function” at page 22.)
*Please note that not every word is included
in the Encyclopedia or Dictionary.

34 35
Dictionary of Quotations
You can search for all the quotations from a particular author using the
Author Name search, or alternatively look for individual quotations by
entering keyword.
•Introduction and How to Use the Dictionary
can be found by pressing from the
Dictionary of Quotations entry screen.
Author Name Search
You can search for quotations on the basis
of a specific author’s name.
1Press .
2Type in the author’s last name.
Example: churchill
Every time you enter a letter, the closest
match(es) will be displayed.
Use or to select the author
name required.
- Scrolling the list -
: by line
+ : by page
3Press .
The quotations from the selected author
will be displayed.
*Press to return to the author name
selection screen.
4Press to see the rest of an entry.
Press to scroll up.
- Scrolling the screen -
: by line
+ : by page
*Press to advance to the next screen.
5To scroll alphabetically up or down
through the author name list, press
or .
6To clear the display and search for
another author name, simply enter new
author name.
Example: lennon