Olivetti ECR 7100 User manual

Cash Register
ECR 7100
SERVICE MANUAL
Code Y 110910 - 8

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2 ECR7100 Service Manual Y110910 - 8
PUBLICATION ISSUED BY:
Olivetti S.p.A.
10015 Ivrea (Italy)
Gruppo Telecom Italia
B.U. Service & Caring Solutions
Via Montenavale 1 - 10015 Ivrea (ITALY)
www.olivetti.com
Copyright© 2009, Olivetti
All rights reserved
CAUTION
Danger of explosion if the battery is not replaced properly.
Replace only with same or equivalent type recommended by the manufacturer.
Discard used batteries according to the manufacturer's instructions

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Y110930 – 8 ECR7100 Service Manual 3
CONTENTS
MAJOR FEATURES……………………………………………………………………………………… 6
ECR7100 EXERNAL COMPONENTS……………………………………………………………………….. 7
CASH REGISTER SPECIFICATIONS……………………………………………………………………….. 8
SAFETY PRECAUTIONS……………………………………………………………………………………… 9
MAINTAINING THE CASH REGISTER……………………………………………………………………… 9
UNPACKING AND SETTING UP THE CASH REGISTER……………………………………………….. 10
STANDARD ACCESSORIES………………………………………………………………………………… 10
PRINTR COMPARTMENT……………………………………………………………………………………. 11
1.PRODUCT OUTLINE…………………………………………………………………………………. 14
1-1 HARDWARE……………………………………………………………………………….. 14
1-2 DISPLAY…………………………………………………………………………………… 14
1-3 KEYBOARD……………………………………………………………………………….. 14
1-4 THE KEYPAD ECR7100…………………………………………………………………. 15
1-5 KEYPAD FUNCTIONS…………………………………………………………………… 15
1-6 DRAWER…………………………………………………………………………………… 18
1-7 PRINTER…………………………………………………………………………………… 18
1-8 SYSTEM BLOCK DIAGRAM……………………………………………………………. 19
2.DIAGNOSTIC SOFTWARE………………………………………………………………………….. 20
2-1 DIAGNOSTIC CHECK & FINISHED GOODS CHECK……………………………….. 21
2-2 SOFTWARE VERSION CHECK………………………………………………………… 24
3.ASSEMBLY INSTRUCTION…………………………………………………………………………. 25
3-1 TOP CASE UNIT……………………………………………………………………………25
3-2 DRAWER unit ASSY………………………………………………………………………35

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4 ECR7100 Service Manual Y110910 - 8
4.CIRCUITRY……………………………………………………………………………………………….41
4-1 POWER SUPPLY CIRCUIT………………………………………………………………...41
4-2 TRANSFORMER WIRIN DIAGRAM………………………………………………………43
4-3 POWER SUPPLY SPECIFICATION………………………………………………………44
4-4 C37560MFA MICROCOMPUTER…………………………………………………………45
4-5 RESET CIRCUIT…………………………………………………………………………….49
4-6 POWER FAIL CIRCUIT…………………………………………………………………….50
4-7 DISPLAY CIRCUIT………………………………………………………………………….51
4-8 DISPLAY TUBE INFORMATION………………………………………………………….51
4-9 KEYBOARD CIRCUIT……………………………………………………………………...52
4-10 DRAWER CIRCUIT…………………………………………………………………………54
4-11 BUZZER CIRCUIT………………………………………………………………………….54
4-12 BATTERY CIRCUIT……………………………………………………………………......55
4-13 MEMORY…………………………………………………………………………………….56
4-14 PRINTER CIRCUIT………………………………………………………………………….57
5.CURCUIT DIGRAM……………………………………………………………………………………. 58
6.EXPLODED DIAGRAM……………………………………………………………………………….. 61

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Y110910 – 8 ECR7100 Service Manual 5
PREFACE
This Service Manual is addressed to the field engineers who will install and service the cash
register. it also provides product maintenance guidelines.
SUMMARY
This manual Is divided into five chapters.
The first two chapters describe the operating, functional checks and maintenance procedures.
Chapter 3 describes the disassembly and reassembly procedures, Chapter 4 gives
troubleshooting/repair
information while Chapter 5 describes the electronic circuitry.
PREREQUISITES
The topics described in this manual require knowledge of similar products.
REFERENCE DOCUMENTATION
• Instruction Manual - (provided with the product)
• Spare Parts Catalogue
DISTRIBUTION:General
LAST EDITION: October 2009

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6 ECR7100 Service Manual Y110910 - 8
MAJOR FEATURES
• 14 departments and up to 200 Price Look-Up (PLU)
settings;
• 8 clerk numbers to monitor the sales of individual
employees;
• 9-digit operator numeric Liquid Crystal Display (LCD);
• Quantity entries using the decimal point;
• Training mode facility with related password;
• Replaceable keycaps;
• Receipt on/off, and duplicate receipt features;
• Possibility of activating a Clerk Security System
consisting of a three-digit security code;
• Z management report mode password definition;
• Special rounding capabilities for Swiss, Danish and
Swedish currencies;
• Department programming (positive and negative sales)
• 2 foreign currency exchange rates;
• Cash, check, charge and card tender media keys, with
change tendered on all payments;
• 4 different VAT rates;
• Possibility of programming the cash register to print a
range of VAT totals on the sales receipt;
• Time display at the press of a key;
• Battery back-up protection for the records and programming
data.

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Y110930 – 8 ECR7100 Service Manual 7
ECR 7100 EXTERNAL COMPONENTS
With reference to figure:
1. Operator Display 2. Keypad
3. Cash Drawer 4. Cash Drawer
5. Power Cord 6. Customer Receipt Output Window
7. Printer Compartment Cover 8. Control Dial

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8 ECR7100 Service Manual Y110910 - 8
CASH REGISTER SPECIFICATIONS
ECR 7100 Technical Characteristics
Listed below are the technical characteristics of this cash register model.
Type: Electronic cash register with printer,
14 departments, 8 clerks, up to 200 PLU settings
Display: 9-digit operator LCD.
Symbols for error, change, subtotal, minus,
total, foreign currency value, and item
count shown
Capacity: 7-digit input and readout
Printer: ECR exclusive serial printer with ink roller
Paper supply: 57.5 ± 0.5 mm paper tape
Batteries: 3 standard "AA" size batteries which
safeguard memory contents in the event of
power failures
Technology: CMOS RAM
Power cons.: Standby 5.5 W, Operating 16 W
Operating
Temperature: 32 – 104 °F (0 °C – 40 °C)
Dimensions: 340 mm (W) x 360 mm (D) x 230 mm (H)
Weight: 5.1 Kg (11.22 lbs)

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Y110930 – 8 ECR7100 Service Manual 9
SAFETY PRECAUTIONS
The power socket for this cash register must be located near the machine and must be easily
Accessible.
Do not use this cash register outdoors in the ram or near any liquid.
MAINTAINING THE CASH REGISTER
Provided below is information on how to maintain the cash register.
Note: Before cleaning the cash register, make sure it Is powered off and/or unplugged
from the wall outlet. Before unplugging the cash register from the wall outlet, make
sure that three charged AA standard backup batteries are installed in the battery
compartment. All data stored in memory will be cancelled if you unplug the cash
register from the electrical wall outlet without back-up battery supply.
1. Keep all liquids away from the cash register so as to avoid spills which could damage
the electronic components.
2. To clean the cash register firstly turn it off and/or unplug it from the wall outlet (be sure
the back-up batteries are installed), then use just a damp cloth. Do not use corrosive
substances such as solvents, alcohol, petrol, or abrasive components.
3. Il the cash register is stored in extreme hot or cold temperatures ( 0 °C - 40 °C ), allow
the temperature inside the cash register to reach room temperature before turning it
on.
4. DO NOT attempt to pull the paper tape when the cash register Is printing or when you
are loading paper. Always use the [Feed] key to feed paper. Pulling the paper tape
could damage the print mechanism.

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10 ECR7100 Service Manual Y110910 - 8
UNPACKING AND SETTING UP THE CASH REGISTER
STANDARD ACCESSORIES
The cash register comes with the following items:
•One black plastic journal winder spindle
•One roll of standard paper tape
•Three standard ‘AN’ size batteries for the battery back-up system
•The multilingual User’s Guide, Reference Guide in English and Warranty Card + Setup Poster
•A set of keys for looking the cash drawer
Make sure that the cash register and all of the above items are included in the shipping canon.
Open the cash register’s shipping carton and carefully withdraw each component. Make sure that the
cash register and all al its accessories, listed in the section entitled Standard Accessories, are present
in order to setup the cash register by following these guidelines:
1. Place the cash register on a level, stable, vibration-free and dust-free surface. Make sure it is
near a power outlet compliant will the latest safety standards.
2. Plug the cash register into a power outlet compliant with the latest safety standards.
3. Insert memory backup batteries as explained in the section entitled Inserting/Replacing
Batteries. Do not insert the batteries unless the cash register is plugged into an electrical
power outlet.
WARNING: The machine must be plugged into an electrical outlet before you insert the
batteries.
4. Load the thermal paper roll as explained in the section entitled Loading Thermal Paper.
5. Set the desired program options as explained in the section Cash Register Programming.