M7 SERIES Thermal Printer Service Manual 4. PART LIST 4.
M7 SERIES Thermal Printer Service Manual No. Part No.
M7 SERIES Thermal Printer Service Manual 4.2 LCD Panel Assembly No. Part No.
M7 SERIES Thermal Printer Service Manual 4.3 Print Engine Lower Mechanism Assembly No. Part No. Description Remark 1 37-1502510-34LF Screw, M2.
M7 SERIES Thermal Printer Service Manual 4.4 Ribbon Rewind Spindle Assembly No. Part No. Description Remark 1 37-3410200-02LF E-ring, ID10*OD20*T0.
M7 SERIES Thermal Printer Service Manual 4.5 Ribbon Supply Spindle Assembly & Damper Assembly No. Part No.
M7 SERIES Thermal Printer Service Manual 4.6 Electronics Maintenance Kit & Drive System No. Part No.
M7 SERIES Thermal Printer Service Manual 4.
M7 SERIES Thermal Printer Service Manual No. 1 2 Part No.
M7 SERIES Thermal Printer Service Manual 5. TROUBLESHOOTING 5.1 Common Problems The following guide lists the most common problems that might be encountered when operating this bar code printer. If the printer still does not function after all suggested solutions have been invoked, please contact the Customer Service Department of your purchased reseller or distributor for assistance. Problem Possible Cause Power indicator does * The power cord is not properly connected.
M7 SERIES Thermal Printer Service Manual UP: Fwd. DOWN: MENU: Rev. Exit Not Printing Memory full ( FLASH / DRAM ) * Cutter jam. * There is no cutter installed on the printer. * Cutter PCB is damaged. * If the cutter module is installed, press the UP or DOWN key to rotate the cutter knife back to the start position. * Remove the label. * Make sure the thickness of label is less than .008” (for regular cutter) or .013” (for heavy duty cutter). * Replace a cutter PCB. * Re-connect cable to interface.
M7 SERIES Thermal Printer Service Manual * SD card is damaged. SD card is unable to * SD card doesn’t insert correctly. use * Non-approved SD card manufacturer. * Use the supported capacity SD card. * Insert the SD card again. * The supported SD card spec. - 128MB - 256MB - 512MB - 1GB - 4GB SDHC CLASS 6 * Approved SD card manufacturers; SanDisk, Transcend PS/2 port does not work * Did not turn off power prior to plug in the * Turn off printer power prior to plugging in the PS/2 keyboard PS/2 keyboard .
M7 SERIES Thermal Printer Service Manual LCD panel is dark and * The cable between main PCB and LCD * Check if the cable between main PCB and LCD is secured or not. keys are not working. panel is loose. * Turn OFF and ON the printer again. LCD panel is dark but * The printer initialization is unsuccessful. the LED’s are light. * Initialize the printer. LCD panel is dark and LED’s are lit on, but * The LCD panel harness connector is loose. the label is feeding forward.
M7 SERIES Thermal Printer Service Manual * Calibrate the sensor sensitivity again. * Set the correct label size and gap size. * Press [MENU] [SELECT] x3 [DOWN] x6 [SELECT] to fine-tune the parameter of Shift Y. * If using the software BarTender, adjust the vertical offset in the driver. * Media sensor sensitivity is not set properly. * Label size is incorrect. Small label printing * The parameter Shift Y in the LCD menu position is incorrect. is incorrect.
M7 SERIES Thermal Printer Service Manual 5.2 Mechanism Fine Adjustment to Avoid Ribbon Wrinkles This printer has been fully tested before delivery. There should not be ribbon wrinkle presented on the printed media for general-purpose applications. Ribbon wrinkle is related to the media thickness, print head pressure, balance, ribbon film characteristics, print darkness setting…etc. In case of ribbon wrinkle, follow the instructions below to adjust the printer.
M7 SERIES Thermal Printer Service Manual Adjust the print head pressure adjustment knob Left knob Right knob Adjust the print head pressure adjustment knob Left knob The print head pressure adjustment knob has 5 levels of settings. Clockwise direction adjustment is to increase the print head pressure. Counter Clockwise adjustment can decrease the print head pressure. If the wrinkle on the label starts from the lower left side to upper right side, perform the following adjustment.
M7 SERIES Thermal Printer Service Manual 6. MAINTENANCE This section pertains to the cleaning tools and methods used to maintain your printer. 1. Use one of following materials 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.
M7 SERIES Thermal Printer Service Manual Platen Roller 1. Turn the power off. 2. Rotate the platen roller and wipe it thoroughly with 100% ethanol and a cotton swab, or lint-free cloth. Tear Bar/Peel Bar Use the lint-free cloth with 100% As needed ethanol to wipe it. Sensor Exterior Compressed air or vacuum Interior Brush or vacuum Clean the platen roller when changing a new label roll Monthly Wipe it with water-dampened cloth As needed As needed Note: Do not touch the print head by hand.
M7 SERIES Thermal Printer Service Manual UPDATE HISTORY Date 1 JUN 09 Content Production Release Editor JFN AMT DATASOUTH CORPORATION 5033 Sirona Drive, Suit #800 Charlotte, NC 28273 704-523-8500 49
