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The Speaker Company me240 Maintenance,  Lint-free cloth  Vacuum / Blower brush  100% ethanol

Models: me240

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5. MAINTENANCE

This session presents the clean tools and methods to maintain your printer.

1.Please use one of following material to clean the printer.  Cotton swab (Head cleaner pen)

 Lint-free cloth

 Vacuum / Blower brush  100% ethanol

2.The cleaning process is described as following

Printer Part	Method	Interval
	1. Always turn off the printer	Clean the print head when changing a
	before cleaning the print head.	new label roll
	2. Allow the print head to cool for
	a minimum of one minute.
	3. Use a cotton swab (Head
	cleaner pen) and 100% ethanol
	to clean the print head surface.
Print Head
Print Head

	1. Turn the power off.	Clean the platen roller when changing
	2. Rotate the platen roller and	a new label roll
Platen Roller	wipe it thoroughly with 100%
	ethanol and a cotton swab, or
	lint-free cloth.

Sensor	Compressed air or vacuum	Monthly

Exterior	Wipe it with water-dampened	As needed
Exterior	cloth
	cloth

Interior	Brush or vacuum	As needed
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The Speaker Company me240 Maintenance,  Lint-free cloth  Vacuum / Blower brush  100% ethanol, Printer Part, Method

Contents

ME240/ ME340 THERMAL TRANSFER / DIRECT THERMAL BAR CODE PRINTER SERVICE MANUALTABLE OF CONTENT 1. FUNDAMENTAL OF THE SYSTEM 1.1. OverviewFront View 3. Print head pressure adjustment knob 4. Ribbon end sensor Interior View1. Ribbon rewind spindle 2. Ribbon supply spindle 5. Print head release lever 6. Label roll guard 7. 3” core adapterRecommended SD card specification Rear ViewSD card spec SD card capacitymicroSD 1 GB V1.0Transcend, Panasonic V2.0 SDHC CLASS2. ELECTRONICS 2.1 Summary of Board ConnectorsDescription ConnectorDescription VoltageVoltage DescriptionDescription VoltageCentronics soft cable connector ConnectorCentronics power connector DescriptionStrobe 2.2 Pin ConfigurationEthernet CONFIGURATION3. MECHANISM 4. Reassemble the parts in the reverse procedures3.1Remove the Electronics Cover 1. Remove three screws on back of the printer Screws3.2 Remove the Right Side Cover 2. Reassemble the parts in the reverse procedures Screws Screws1. Refer to section 3.1 to remove the electronics cover 3.3 Replacing the Key/LCD Panel Module2. Disconnect harness from the Key/LCD panel module 3. Push two tabs to remove/replace the Key/LCD panel moduleThe connector to power supply The tab of harness 3. Disconnect all connectors from the main board3.4 Replacing the Main Board 1. Refer to section 3.1 to remove electronics cover5. Reassemble the parts in the reverse procedures 4. Remove four screws on the main board Screws Screws4. Replace the main board 2. Disconnect two connectors from the power switch 3.5 Replacing the Power Supply Unit3. Replace the power supply unit 1. Refer to section 3.4 to remove the main board3.6 Replacing the Stepping Motor 2. Disconnect the stepping motor connector Stepping motor connector3. Remove three screws on the stepping motor Screws 4. Replace the stepping motor1. Open printer right side cover 3.7 Replacing the Platen Roller Assembly2. Disengage the print head lift lever 3. Remove one screw to remove the lower front cover7. Reassemble the parts in the reverse procedures Right side bushing Platen roller assemblyFor regular labelFor thick label Thickness is 0.19 mm Indicator The default position is set1. Open the printer right side cover 3.8 Replacing the Print head ASSY2. Remove one screw from the mechanism Screws 3. Disengage the print head release leverNew screw Tenons Print head module3.9 Replacing the Media Sensor Module 3.10 Replacing the Ribbon End Sensor Module Ribbon end sensor module connector3. Remove two screws to remove the ribbon end sensor module Screws 7. Reassemble the parts in the reverse procedures3.11 Replacing the Ribbon Encoder Sensor Module Ribbon encoder sensor module connector3. Remove one screw that fixing the ribbon supply spindle Screw 1. Refer to section 3.1 to remove the electronics cover7. Remove one screw to replace the ribbon encoder sensor module Screw 8. Reassemble the parts in the reverse procedures2. Remove two screws to remove the interface cover Screws 3.12 Centronics Parallel Interface Board Installation Option1. Refer to section 3.1 to remove the electronics cover Screws8. 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 3.15 Print Engine Module Specification Option Print engine module measurementsPrint engine module Print engine module with peel-off Bottom view Print engine module with cutter1. All measurements are in mm 4.1 Common Problems 4. TROUBLESHOOTINGProblem Recovery ProcedureMemory full Not PrintingFLASH / DRAM SD card is unable to usePoor Print Quality skew when printingLCD panel is dark and keys are not workingPower and Error LEDs are reboot the printerThe printing position of small label is incorrect4.2 Print Head Pressure Adjustment Knob Adjustable Printer Parts 4.3 Mechanism Fine Adjustment to Avoid Ribbon WrinklesSymptom upper right direction “ˊ”Right knob Left knobZ-axis mechanism adjustment knob Marker position 4.4 Z-axis Mechanism Adjustment KnobPage 2. The cleaning process is described as following 5. MAINTENANCE Lint-free cloth  Vacuum / Blower brush  100% ethanol Printer Part Do not touch printer head by hand. If you touch it careless, please use ethanol to clean it Content UPDATE HISTORYDate EditorPage Corporate Headquarters

5. MAINTENANCE

 Lint-free cloth

2.The cleaning process is described as following

Printer Part

Method

Interval

Print Head

Platen Roller

Sensor

Exterior

Interior