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Operation Manual
Executive World Time Clock
Mouse Pad Calculator
Displays time in17 major cities
Shows month / year/ date
Current time and temperature
3 different alarm settings
Programed daylight savings time
Gross profit function keys
DC-215WTLG
1. Installing Main Batteries
Step 1. Open the battery cover located
on the bottom.
Step 2. Use 2 AAA Alkaline Batteries
and place them according to
the polarity
direction indicated.
Step 3. Close Battery Cover.
1. Mouse Cord Holder
Step 1. Turn mouse pad over
MONTH /DATE
PM
Step 2 Lift clip on desired side
and run the mouse cord
(Figure A)
through the trench
(Figure B)
(Figure A)
Calculator Function
To switch to Calculation mode.
CALC
Press "CALC CE/AC"
CE/AC
To delete incorrect entry without loosing pending calculation.
Press "CALC CE/AC" once.
CALC
CE/AC
To clear the entire calculation.
CALC
CALC
Press "CALC CE/AC" twice.
CE/AC
CE/AC
Performing Calculations
Press
Displayed
Addition (+)
Example: 6 + 7 = 13.
[6] + [7] =
Subtraction (ñ)
Example: 10 - 4 = 6.
[1] [0] ñ [4] =
Multiplication (x)
Example: 7 x 5 = 35.
[7] x [5] =
Division ( )
Example: 14
7 = 2.
[1] [4]
[7] =
Percentages (%)
Press
Displayed
Example:
[1] [0] [0] x [6] %
Calculate 6% of 100.
Example:
Add 6% tax to $20.
[2] [0] + [6] %
Example: Calculate a
20% discount from $150. [1] [5] [0] ñ [2] [0] %
Memory Calculations
Example: (12 x 3) - (6 ˜ 2) = 33
Press [CALC CE/AC] [CALC CE/AC]
[1] [2] [x] [3] [M+] [6] [˜] [2] [Mñ] [MRC]
[MRC] [CALC CE/AC]
Step 3 Close clip to secure mouse cord
2. Key pad
Pull Wrist pad down
.
4. Setting Home (Default) Time Zone
To select the other city as a default time zone:
Step 1. Press and hold the key of desired city then display
will blink.
Step 2.
Release the key.
Step 3. Press the same key again to confirm.
5. Viewing World Time
Simply press the button of the city you want to know
the time. When the city button is pressed, the name of city
will be displayed on the dot matrix display area.
The time is displayed for 5 seconds then the display is
back to default city's time.
6. Auto DST (Daylight Saving Time) Feature
For all the US cities and Europe (London, Frankfurt and
Moscow), DC-215 automatically adjusts the time for
(Figure B)
Daylight Saving Time on the following schedule:
Most of the United States: Starts on the first Sunday of April.
Time reverts to standard time on the last Sunday of October.
In the European Union: It starts at the last Sunday in March,
and ends the last Sunday in October.
Profit Calculations
Example: Cost is $19.95 and Selling Price is $39.90
What is profit margin (%)? .......50 (%)
Press
[1] [9] [.] [9] [5] [COST] [3] [9] [.] [9] [0] [SELL]
Example: Selling Price is $20 and Profit Margin needs to be 50 %
How much the cost shuold be? ......$10
Press
[2] [0] [SELL] [5] [0] [PROFIT%]
Example: Cost is $69.3 and Profit Margin needs to be 30 %
How much the selling should be? ......$99
Press
[6] [9] [.] [3] [COST] [3] [0] [PROFIT%]
Back-up Battery Replacement
The special preset time feature of DC-215 also
keeps current time setting even the main batteries
13
are getting low, to ensure this feature, please
replace back-up battery in every 1to 2 years.
6
35
Step 1. Make sure the main battery is
2
new and the unit is working
properly.
6
21.2
120
Step 2. Use a screw driver
to loosen the screw on
the back up battery
cover and open the cover.
Step 3. Replace a lithum battery (CR-2032)
Make sure the positive"+" is facing up.
33
0
Step 4. Close the cover and tighten the screw.
7. Setting My City (Custom time zone set) Time
For the area where is out of preset 16-city time zones, or not
participating Day Light Saving Time (ex: Alaska, New Foundland
and areas in Arizona and Indianna)
The custom time zone can be set:
Step 1. Press and hold the "MY CITY" key 3 seconds.
the display will blink.
Step 2.
Release the key.
Step 3. Press the "SET" key right away. then "hour"
and "Minute" display will flash.
Step 4. Press "UP" or"DOWN" to adjust time, the time
starts at London time and you can adjust
time by increments of 30 minutes.
(To set European, Asian Time Zone - Press "UP")
(To set US Time Zone - Press "DOWN")
Step 4. Press the "MY CITY" key* to confirm
the setting.
*Caution!
DO NOT press "SET" to confirm My City
setting. By doing so, it will change other cities' time.
TIME
SET
DST
DOWN
UP
LIGHT
Auto DST feature does not apply on My City.
=
8. Time Setting
DC-215 is set the time when shipping, so no need to set time but
in case of the system resetting, you can set time manually:
Step 1. Press and hold the key of desired city then
display will blink.
* Time will be in Military Mode. See CHANGING TO 24H TIME MODE
Step 2. Press "SET" button.
The seconds segments (last 2 digits) will blink.
Step 3. Press "SET" button again then Press 12/24.
The hour segments (first 2 digits) will blink.
Step 4. Press* "UP" or "DOWN" button to set hour.
Also use "AM/PM" button to set AM or PM.
Step 5. Press "SET" button.
The Minutes segments (middle 2 digits)
will blink.
Step 6. Press* "UP" or "DOWN" button to set minute.
Step 7. Press "SET" button.
The Year (Dot metrix display) will blink.
Step 8. Press* "UP" or "DOWN" button to set year.
Step 9. Press "SET" button.
The Month (Dot matrix display) will blink.
Step 10. Press* "UP" or "DOWN" button to set month.
Step 11. Press "SET" button.
The Date (Dot matrix display) will blink.
Step 12. Press "UP" or "DOWN" button to set date.
Step 13. Press "SET" button to confirm the time.
*(Hold "UP" for Fast Forward, "DOWN" for Rewind)
Trouble Shooting
1. Nothing is displayed on the main LCD display:
50
Check the batteries are new and placed correctly.
4. The display is blinking:
If the "Seconds" segments are blinking,
it means that the "SET" key is pressed accidently,
10
Press "TIME" to resume clock mode.
99
Main Unit Display
DOT MATRIX
DISPLAY
MONTH DATE
M
E
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9. Calendar Function
Calendar displays from the year of 1900 to 2099.
ï MONTH/DATE (MM/DD or DD/MM ) DISPLAY MODE
CHANGING TO EUROPEAN SYSTEM (DATE/MONTH)
MY CITY
Step. Press "M<->D" to switch the position
of month and date.
SET
Thermometer Function
UP DOWN
CHANGING TO CELSIUS(C∫) FROM FAHRENHEIT(F∫)
Step. Press "C∞<->F∞" to switch from Fahrenheit (F∞)
to Celsius(C∞) and vice versa.
10. Alarm Function
MY CITY
Total up to 3 alarm can be set.
Don't
Press
Step 1. Press "ALARM" - "A 1" (Alarm 1) will be
SET
displayed.
Step 2. Press "SET" button.
The hour segments (first 2 digits) will blink.
Step 3. Press* "UP" or "DOWN" button to
LOS ANGELES
7
set hour.
Step 4. Press "SET" button.
Press the same key again to confirm)
(
The Minutes segments (middle 2 digits)
SET
will blink.
Step 5. Press* "UP" or "DOWN" button to set minute.
SET
WELLINGTON
=
Step 6. Press "TIME" button. Alarm 1 is set
12 / 24
*(Hold "UP" for Fast Forward, "DOWN" for Rewind)
UP DOWN
To set Alarm 2 and 3.
Step 1. Press "ALARM" until "A 2" or "A 3" is displayed
Step 2. Repeat Step 2 to Step 6 above.
SET
To cancel alarm set.
UP DOWN
Press "ALARM" and press "UP" to delete the alarm
set to be canceled.
SET
To stop alarm buzzer
Press any key to stop the timer buzzer.
UP DOWN
11. Hourly Chime
SET
Hourly Chime reminds every hour with a chime.
UP DOWN
It can be turned on/off by pressing "
You can confirm the status with
SET
UP DOWN
SET
Keyboard
TIME MODE
M <-> D
(Month/
Date)
MODE
C∞ <-> F∞
TEMPERATURE
PM
HOURLY CHIME
(Afternoon)
ALARM
PM
DST (Day Light
Saving Time)
Care And Maintenance
Keep the unit dry. If it gets wet, wipe it dry before use.
Do not use harsh solvents or detergents to clean.
TELEDEX Limited U.S.A. Warranty
TELEDEX INC. warrants these products to the original purchaser to
be free from defective material and workmanship. The product will
be repaired or replaced at our option, for up to one year when
returned with proof of purchase to the address below. Include a
check or money order for $5.00 to cover postage.
TELEDEX INC. 1 Atlas st. Kenilworth, NJ 07033
Warranty valid only in the U.S.A.
MRC
M
D
%
C
F
ALARM
SET
UP DOWN
SET
UP DOWN
ALARM
ALARM
UP
CHIME".
symbol in the display.
HOURLY CHIME ON/OFF
PROFIT CALCULATION
SET DOWN
ALARM
UP
MY CITY
COST
SELL
LOS ANGELES
DENVER
CHICAGO
NEW YORK
SAN JUAN
LONDON
FRANKFURT
JERUSALEM
MOSCOW
KARACHI
BANGKOK
HONG KONG
TOKYO
SYDNEY
WELLINGTON
HONOLULU
=
CALCULATOR ON
AM/PM
12/24 MODE
CE / ALL CLEAR
Printed in China 6/02
www.datexx.com
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