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Monroe 2020 Plus II: 

Setting the Pace for the Future 

 

Your Monroe 2020 Plus II was built with the 
highest standards of quality and workmanship.  
Because we have over eight decades of 
experience in the design and manufacture of 
fine office equipment, you have a product you 
can rely upon.  Quality…Performance…Value… 
in calculators for you or your Company. 
 
The Monroe 2020 Plus II Calculator is backed by 
a comprehensive limited warranty that covers 
parts and labor.  And that same comprehensive 
protection, and convenient service, can be 
extended for as long as you own your 
calculator.  The Monroe Maintenance 
Agreement is renewable annually at your 
option. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Contents:  

 

Operating Controls 

and Features……………..…………………………2 

 
Applications……………..……..………………..…4 

 

General Information…………..……………….20 

 

Ordering supplies……………………………….21 

 
 
 
 

 

About Your 2020 Plus II 

 

Our new 2020 Plus II will give you the opportunity to solve a variety 
of figurework problems more accurately and efficiently than ever 
before.  This instruction book will help you by providing complete, 
step-by-step information on the operation and application of your 
2020 Plus II.  Whether you’re an experienced operator or a beginner, 
you’ll gain a practical, working knowledge of your 2020Plus II after 
reading this book. 
 
The 2020 Plus II has a 12-digit display and a 12-digit internal 
calculating capacity.  The 2020 Plus II also has one memory register 
and a separate Grand Total. 
 
We want to be sure you take advantage of the many benefits Monroe 
has to offer.  If you have any questions about a particular feature or 
application, don’t hesitate to call 888-666-7631. 
 

Monroe Model 2020 Plus II 

 

Serial Number: 

 
 
Please record the Serial Number of your new calculator in the space 
provided above and retain this instruction booklet for your records 
and future reference.  The Serial Number is located on the bottom 
case cover of your calculator. 
 
Thank you, 
 
Monroe Systems for Business

 

 

 

WARNING 

 

NOTE

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 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: 

 

ƒ

 

Reorient or relocate the receiving antenna. 

ƒ

 

Increase the separation between the equipment and receiver. 

ƒ

 

Connect the equipment into an outlet on a circuit different from 
that to which the receiver is connected. 

ƒ

 

Consult an experienced radio/TV technician for help. 

 
If necessary, the user should consult Monroe or an experienced 
radio/television technician for additional suggestions.

 

 

 

Summary of Contents for 2020 Plus III

Page 1: ...2020 Plus II Instruction Manual...

Page 2: ...nefits Monroe has to offer If you have any questions about a particular feature or application don t hesitate to call 888 666 7631 Monroe Model 2020 Plus II Serial Number Please record the Serial Numb...

Page 3: ...d Total memory and the Accumulator memory will be cleared 4 Decimal Rounding Selector Determines how a calculation result is to be rounded In the position the result will automatically round down trun...

Page 4: ...converts a number to a percent and completes a percentage calculation when used with the Times or Divide key In percentage calculations using multiplication depressing the Plus or Minus key immediatel...

Page 5: ...ey 3 33 4 56 Depress the key 3 33 3 33 S Enter numeric 789 789 Depress the key 4 56 7 89 Depress the key 4 56 4 56 T Repeat Addition and Subtraction with a Date Reference Decimal Selector Example 6 54...

Page 6: ...has been turned off Multiplication Decimal Selector 2 5 4 Example 1 238 x 456 564 53 Display Result Tape Result Depress the C CE key 0 0 C Enter numeric 1 238 1 238 Depress x key 1 238 1 238 x Enter...

Page 7: ...CE key 0 0 C Enter numeric 1 79 1 79 Depress the x key 1 79 1 79 x Enter numeric 167 167 Depress the M key M 298 93 167 00 298 93M Enter numeric 1 83 M 1 83 Depress the x key M 1 83 1 83 x Enter numer...

Page 8: ...nter numeric 169 5 169 5 Depress the x key 169 50 169 50 x Enter numeric 14 14 Depress the key 23 73 14 00 23 73 Depress the key 145 77 145 77 Chain Discount Decimal Selector Example What is the net a...

Page 9: ...M 108 Depress the x key M 108 00 108 00 x Enter numeric 1 39 M 1 39 Depress the M key M 150 12 1 39 150 12 M Depress the M key 202 76 202 76 MT Depress the x key 202 76 202 76 x Enter numeric 10 10 De...

Page 10: ...d also to take up slack in ribbon 7 Replace printer cover Installing Paper Tape To ensure ease of installation read the instructions completely before installing new paper roll Then follow the instruc...

Page 11: ...ne fax or mail your request as follow Phone Dial 1 888 MONROE 1 1 888 666 7631 Fax Fax your order with credit card information to 877 666 7635 You must include the account number name as it appears on...

Page 12: ...O APPLY TO ANY ADJUSTMENTS REPAIRS LABOR PARTS AND OR REPLACEMENTS UNDER THIS WARRANTY MONROE SHALL NOT BE LIABLE FOR CONSEQUENTIAL INCIDENTAL INDIRECT SPECIAL OR PUNITIVE DAMAGES OR FOR LOSS OF PROFI...

Page 13: ......

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