Manuals / The Speaker Company / Computer Equipment / Barcode Reader

The Speaker Company me240 manual Update History, Date, Content, Editor, 2012/6/14, 2012/9/28

Models: me240

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UPDATE HISTORY

Date	Content	Editor

2012/6/14	Add section 3.15 for print engine module info	Camille

2012/9/28	Modify section 3.13 and 3.14	Camille

Page 47

Image 47

The Speaker Company me240 manual Update History, Date, Content, Editor, 2012/6/14, 2012/9/28

Contents

ME240/ ME340 THERMAL TRANSFER / DIRECT THERMAL BAR CODE PRINTER SERVICE MANUALTABLE OF CONTENT Front View 1. FUNDAMENTAL OF THE SYSTEM1.1. Overview 5. Print head release lever 6. Label roll guard 7. 3” core adapter Interior View3. Print head pressure adjustment knob 4. Ribbon end sensor 1. Ribbon rewind spindle 2. Ribbon supply spindleSD card capacity Rear ViewRecommended SD card specification SD card specV2.0 SDHC CLASS V1.0microSD 1 GB Transcend, Panasonic2. ELECTRONICS 2.1 Summary of Board ConnectorsVoltage ConnectorDescription DescriptionVoltage DescriptionVoltage DescriptionDescription ConnectorCentronics soft cable connector Centronics power connectorStrobe 2.2 Pin ConfigurationEthernet CONFIGURATION1. Remove three screws on back of the printer Screws 4. Reassemble the parts in the reverse procedures3. MECHANISM 3.1Remove the Electronics Cover3.2 Remove the Right Side Cover 2. Reassemble the parts in the reverse procedures Screws Screws3. Push two tabs to remove/replace the Key/LCD panel module 3.3 Replacing the Key/LCD Panel Module1. Refer to section 3.1 to remove the electronics cover 2. Disconnect harness from the Key/LCD panel module1. Refer to section 3.1 to remove electronics cover 3. Disconnect all connectors from the main boardThe connector to power supply The tab of harness 3.4 Replacing the Main Board4. Replace the main board 5. Reassemble the parts in the reverse procedures4. Remove four screws on the main board Screws Screws 1. Refer to section 3.4 to remove the main board 3.5 Replacing the Power Supply Unit2. Disconnect two connectors from the power switch 3. Replace the power supply unit4. Replace the stepping motor 2. Disconnect the stepping motor connector Stepping motor connector3.6 Replacing the Stepping Motor 3. Remove three screws on the stepping motor Screws3. Remove one screw to remove the lower front cover 3.7 Replacing the Platen Roller Assembly1. Open printer right side cover 2. Disengage the print head lift leverIndicator The default position is set Right side bushing Platen roller assembly7. Reassemble the parts in the reverse procedures For regular labelFor thick label Thickness is 0.19 mm3. Disengage the print head release lever 3.8 Replacing the Print head ASSY1. Open the printer right side cover 2. Remove one screw from the mechanism ScrewsNew screw Tenons Print head module3.9 Replacing the Media Sensor Module 7. Reassemble the parts in the reverse procedures Ribbon end sensor module connector3.10 Replacing the Ribbon End Sensor Module 3. Remove two screws to remove the ribbon end sensor module Screws1. Refer to section 3.1 to remove the electronics cover Ribbon encoder sensor module connector3.11 Replacing the Ribbon Encoder Sensor Module 3. Remove one screw that fixing the ribbon supply spindle Screw7. Remove one screw to replace the ribbon encoder sensor module Screw 8. Reassemble the parts in the reverse proceduresScrews 3.12 Centronics Parallel Interface Board Installation Option2. Remove two screws to remove the interface cover Screws 1. Refer to section 3.1 to remove the electronics cover8. Reassemble the parts in the reverse procedures 5. Loosen the connector before install the flat cable3.13 Cutter Module Installation Option 6. Close the cutter cover 3.14 Peel-off Module Installation Option 6. Close the peel-off cover Print engine module Print engine module with peel-off 3.15 Print Engine Module Specification OptionPrint engine module measurements 1. All measurements are in mm Bottom viewPrint engine module with cutter Recovery Procedure 4. TROUBLESHOOTING4.1 Common Problems ProblemSD card is unable to use Not PrintingMemory full FLASH / DRAMnot working skew when printingPoor Print Quality LCD panel is dark and keys arelabel is incorrect reboot the printerPower and Error LEDs are The printing position of small4.2 Print Head Pressure Adjustment Knob upper right direction “ˊ” 4.3 Mechanism Fine Adjustment to Avoid Ribbon WrinklesAdjustable Printer Parts SymptomRight knob Left knobZ-axis mechanism adjustment knob Marker position 4.4 Z-axis Mechanism Adjustment KnobPage Printer Part 5. MAINTENANCE2. The cleaning process is described as following  Lint-free cloth  Vacuum / Blower brush  100% ethanol Do not touch printer head by hand. If you touch it careless, please use ethanol to clean it Editor UPDATE HISTORYContent DatePage Corporate Headquarters