Casio SE-G1 User manual

SERVICE MANUAL

ELECTRONIC CASH REGISTER

SE-G1/PCR-T273/SM-T274

(EX-256)

JAN. 2013

Ver.1 : Jun. 2013

SE-G1/PCR-T273/SM-T274

CONTENTS

1. SPECIFICATIONS .......................................................................................................... 1

2. INITIALIZATION ............................................................................................................. 2

3. DISASSEMBLY............................................................................................................... 3

4. DIAGNOSTIC OPERATION.......................................................................................... 16

5. PCB LAYOUT ............................................................................................................... 25

6. PARTS LIST.................................................................................................................. 27

CAUTION

RISK OF EXPLOSION IF BATTERY IS REPLACED

BY AN INCORRECT TYPE.

DISPOSE OF USED BATTERIES ACCORDING

TO THE INSTRUCTIONS.

SE-G1/PCR-T273/SM-T274

– 1 –

1. SPECIFICATIONS

1-1. Electrical Specications

Power Consumption

In operation Max.

100 V 120 V 220 V 230 V 240 V

122 mA 111 mA 79 mA 75 mA 74 mA

Mode off Max. 12.4 mA 11.4 mA 12 mA 12.4 mA 12.8 mA

Memory protection Back-up battery

Back-up period

Battery life

Mangan Battery (UM-3×2 pcs)

1 year (25 °C)

Replace the battery every 1 years.

Clock & Calendar Accuracy

Auto calendar

Within ± 30 sec. per month (25 °C)

Effective until 2099 A.D.

1-2. Environmental Specications

Operating temperature 0 °C ~ 40 °C

Operating humidity 10 % ~ 90 %

Storage temperature -25 °C ~ 65 °C

Storage humidity 10 % ~ 95 %

Vibration strength Durable when one side of the unit is lifted to a height of 10 cm and dropped.

1-3. Printer Specications

Name LTP01-245

Method Thermal line dot printing

Dots/line 384 dots/line

Dot pitch Length 16 dots/mm, Wide 8 dots/mm

Paper roll 58 mm × 80 mm φ (Max.)

1-4. Option List

Name Model Note

Waterproof Cover WT-92

1-5. Drawer List

Type Model Specication

S DL-1335 D-27L2C-D54RM-4

S DL-1844 D-27L2C-D53RM-4

S DL-1845 D-27L2C-D53RM-13

M DL-2816 D-25L2C-B84RM-4

M DL-2817 D-25L2C-B84RM-13

SE-G1/PCR-T273/SM-T274

– 2 –

2. INITIALIZATION

(1) Remove the memory protection batteries.

Memory protection batteries

(2) If the Power cord is plugged to a power outlet, unplug it.

(3) Wait for 15 seconds, and set the memory protection batteries again.

(4) Set the paper.

NOTE: Unless the paper is set, Error "E 10" is triggered and the program cannot be launched.

(5) Plug the Power cord to a power outlet.

(6) Enter year, month, day, and time.

NOTE: For US, enter month, day, and year in this order.

For other regions, enter day, month, and year in this order.

SE-G1/PCR-T273/SM-T274

– 3 –

3. DISASSEMBLY

3-1. Important

• Please note that the product on this manual may appear to be different from the actual one

according to the changes such as engineering design change.

• Be sure to unplug the power cord and remove the roll paper before starting any repair/

maintenance.

• In order to prevent static and avoid leaving grease from the hand, wear conductive gloves,

ngercots,oranti-staticbandwhenassembling/disassemblingtheproduct.

• Donotusemetaltweezers.Besuretouseplastictweezerswithattips.

(Anti-statictweezersarerecommended)

• There are several kinds of screws. Be sure to use the correct type of screws when

reassembling. It is advisable to sort the screws as shown below after removing them.

SE-G1/PCR-T273/SM-T274

– 4 –

3-2. Flowchart

Seetheowchartbelowfortheorderofdisassemblingmajorcomponents.

B. MAIN-UNIT S-type

D. AC-ADAPTOR

F. DISPLAY UNIT

G. PCB ASSY/E256-1

H. MOUNT/PCB

J. PRINTERI. KEY-BOARD-ASSY

E. ASSY/MOTOR,

ASSY/MODE KEY

A. COVER/PRINTER, REEL (PULLY/WIND, SPOOL/PAPER), Paper roll,

COVER/BATTERY, Memory protection batteries

C. MAIN-UNIT M-type

Drawer Type?

S Type M Type

3-3. Procedure

A. COVER/PRINTER, REEL (PULLY/WIND, SPOOL/PAPER), Paper roll

COBER/BATTERY, Memory protection batteries

A-1. Remove the COVER/PRINTER, REEL and Paper roll.

COVER/PRINTER

Paper roll

PULLY/WIND

SPOOL/PAPER

COVER/BATTERY

Memory protection batteries

SE-G1/PCR-T273/SM-T274

– 5 –

B. MAIN-UNIT S-type

B-1. Remove the cable tie.

B-2. Pull the drawer release lever and then remove the drawer.

NOTE: In case the drawer is locked with a drawer lock key, the lever does not activate.

Drawer release lever

Cable tie

NOTES ON ASSEMBLY

• Be sure to attach the cable tie.

B-3. Undo two screws.

Screws(S1)

B-4. Slide the MAIN UNIT toward the back. Disengage the MAIN UNIT as you pull out the AC power

cord.

Pull out the AC power cord.

SE-G1/PCR-T273/SM-T274

– 6 –

B-5. Disconnect the DRAWER connector.

Connector

NOTES ON ASSEMBLY

Hook the DRAWER cable on the hook.

B-6. Undo three screws and remove the COVER/PCB.

Screws(S2)

MAIN UNIT

DRAWER UNIT

COVER/PCB

SE-G1/PCR-T273/SM-T274

– 7 –

C. MAIN-UNIT M-type

C-1. Remove the cable tie.

C-2. Pull the drawer release lever and then remove the drawer.

NOTE: In case the drawer is locked with a drawer lock key, the lever does not activate.

NOTES ON ASSEMBLY

• Be sure to attach the cable tie.

C-3. Undo three screws and two plates.

Screws(S3)

Plates

C-4. Slide the MAIN UNIT toward the back. Disengage the MAIN UNIT as you pull out the AC power

cord.

Drawer release lever

Cable tie

Pull out the AC power cord.

SE-G1/PCR-T273/SM-T274

– 8 –

C-5. Loosen the nut and disconnect the ground wire.

C-6. Disconnect the DRAWER connector.

C-7. Remove the COVER/PCB.

Connector

Ground wire

C-8. Place the DRAWER back in the MAIN UNIT.

C-9. Undo one screw.

C-10.Slide the MAIN UNIT toward the back to remove it.

MAIN UNIT

Screw(S4)

COVER/PCB

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