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.

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Y110910 – 8 ECR7100 Service Manual 11
PRINTER COMPARTMENT
The printer compartment Is on the top Ieft-hand side of the cash register. It houses the thermal paper
roll, journal winder spindle, back-up batteries and the thermal printer. This cash register uses
standard 21/4” (57 mm) thermal paper.
LOADING THERMAL PAPER FOR ECR 7100
Proceed as follows to Ioad the cash register with paper.
1. Make sure the cash register is plugged into a grounded power outlet.
2. Unlock, open and remove the printer compartment cover , then remove the plastic journal winder
spindle.
3. Release and Iift the clamshell mechanism as shown in the following figure.
4. With a pair of scissors, cut the end of the paper tape to create a straight, even edge so that the
paper can be properly fed through the print mechanism.
6. Set the paper rolI in the bottom of the printer compartment so that the paper feeds out from
the bottom of the rolI.

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12 ECR7100 Service Manual Y110910 - 8
6. Lower the clamshell mechanism and secure it in place by pushing it all the way down until it clicks
into pace.
7. Replace journal winder with wheel to right of compartment.
8. Pass the edge of the customer receipt through the receipt window on the compartment
cover.
9. Insert the edge of the paper into the paper slot as shown below. Reposition and dose the
printer compartrnent cover.
10.Set the menu RECEIPT MODE switch to JOURNAL, press the [Feed] key and manually feed
the paper into the slot until the paper catches and advances approximately six to ten inches
above the print mechanism.

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Note: I the paper does not feed properly, check the alignment of the paper in the slot and/or
for the straight edge on the end on the paper roll.
11. Il you are loading a journal record, slide edge of tape through slots on journal winder spindle
(depress the [Feed] key to advance additional tape, if necessary). Manually roll winder toward the
back of register to take up slack in tape. dose the printer compartment cover.
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Y110910 – 8 ECR7100 Service Manual 13

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14 ECR7100 Service Manual Y110910 - 8
1. PRODUCT OUTLINE
1-1 HARDWARE
The terminal uses a 8-bits single chip microcomputer. The CPU has 60K bytes of internal ROM and
2K bytes of internal RAM, and uses 256K bytes S-RAM of external memory.
This terminal uses 9-digits LCD.
This terminal also has a battery -backed up clock that keeps tracks of the month, day of the week,
date, hour and minute.
1-2 DISPLAY
Front Display is 7seg 10 digits VFD.
NO Rear display
1-3 KEYBOARD
The keyboard consists of Stroke 37 keys with key caps (except numeric keys).
.
7 89
4 56
1 23
000 .

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1-4 THE KEYPAD FOR ECR 7100
The figure below shows the keypad layout
2 3
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1-5 KEYPAD FUNCTIONS
The keys described here are those configured by default on the cash register keyboard, shown in
figure 5. The symbol (*) indicates that the key is also used in caption programming.
1. - Allows price entries for Departments 8-14. Press this key before entering applicable
department keys.
2. - Registers any money taken out of the cash drawer that is not part of a sale. When
pressed in the JRNL mode, prints one or more copies of the last sales translation recorded
(overrides the
Receipt Off mode set with the related key).
3. - Confirms an entered clerk number and three-digit security code. In the JRNL mode,
toggles the cash register between printing and not printing the sales receipt.
4. - When used as the RA key, registers any money received on account that is not part of a
21 1
4
5
20
6
7
19
18 8
9
17
16
10
14 13 12 11
15
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16 ECR7100 Service Manual Y110910 - 8
sale; for example, the start-up money put in the drawer at the start of each business day can be
registered as an RA. As the Currency Conversion key, it is used to automatically calculate and
display the value in foreign currency of the subtotal of a sale or of a particular amount registered.
5. - Opens the cash drawer without registering any amount or when changing cash for
a non-sales transaction.
6. - Registers sales that are put on credit, such as a debit card, or on a credit card that is
alternative to the one used for Charge tenders.
7. - Registers sales paid by check.
8. - Subtotals a sale, and used for the programming of VAT rates.
9. - Registers sales that are charged.
10. - Totals exact cash transactions, computes change and totals transactions that
are split tendered with check or credit card and cash together. This key is also
used to enter into the calculator mode. In the calculator mode, it is used as the
"equal" (=) key.
11. - Departments 1 through 7, to enter single or multiple item sales to a particular
Department keys 1/8, 2/9, 5/12 and 6/13 also used in the calculator mode.
calculator mode.
When pressed after, registers to Departments 8 through 14.
12. - Enters a decimal point for defining quantities with decimals during sales transactions.
13. - Input amounts, indicate how many times a particular item
repeats,
add and subtract percentage rates and input department code
numbers.

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14. - Multiplies [DEPARTMENT], or entries and displays the current time
in the REG and JRNL modes.
15. - Clears an entry made from the numeric keypad or with before finalizing a
before transaction with a Department or function key. Also used to clear error conditions.
16. - Registers a preset price of an individual item to the appropriate department.
17. - Used to subtract a percentage rate from an individual item or an entire sale. The rate
can be
a preprogrammed percentage rate or any other manually entered percentage rate.
18. - Used to manually enter a price for a PLU article.
19. - When used as the coupon key, subtracts an amount from an item or the sales total,
such as a coupon deduction. When used as the Refund key, subtracts an item that is
returned for refund.
20. - Advances the receipt or journal paper one line feed; advances the paper continuously
when held down.
21. - Deletes the last item entered, and used for correcting a particular entry after it is
processed and printed. During caption programming, cancels from right to left the
characters that have been entered.
Y110910 – 8 ECR7100 Service Manual 17

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18 ECR7100 Service Manual Y110910 - 8
1-6 DRAWER
The drawer type is DSSA, 3 Bill / 8 Coin with D/DRAWER.
1-7 PRINTER
The printer is EPSON M-42V, that is a character wheel type serial printer.
57.5mm (+/- 0.5mm) 1 Station.

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1-8 SYSTEM BLOCK DIAGRAM
9.83MHz 32.768KHz
Clock Clock
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Motor/
Printe
r
Solenoid
Main CPU Front Display
M
42V
Control
TMP86FS28DFG 9digits display
Key Return
Keyboard
Reset Pul es
Buzze
r
A0-A14
S-RAM
D0-D7
CS WE OE
Drawe
r
Solenoid
+P6V VCC VBB
Reset
Power Fail
Power supply
Dry
Battery
Segment
Com0,1,2
Key Scan
Winding
Moto
r
+18V
Timing Pulse
ET6621S
Unit
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20 ECR7100 Service Manual Y110910 - 8
2. DIAGNOSTIC SOFTWARE
2-1. DIAGNOSTIC CHECK & FINISHED GOODS CHECK
Diagnostic Software will check whether the machine works properly or not. It is already built in the
machine and is always ready to boot this software by the following instructions. It is also useful to
check after repairing the machine.
Note)
Once you start up the diagnostic software, you should operate all the checkup items. In other words,
it is impossible to check only Keyboard unit, Display unit, or Drawer unit etc. Please make sure you
should complete the diagnostic software and it means OK when no error occurs through the checkup.
DIAGNOSTIC CHECK LIST