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Alpha Vision Tech Alpha-3R service manual Reassemble the parts in the reverse procedures

Models: Alpha-3R

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4. Reassemble the parts in the reverse procedures.

3.Use a tool to remove the shaft. Remove/Replace the media cover. (including the platen roller ass’y)

4. Reassemble the parts in the reverse procedures.

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Alpha Vision Tech Alpha-3R service manual Reassemble the parts in the reverse procedures

Contents

MANUAL SERVICEAlpha-3R Direct Thermal Portable Printer5. Maintenance Contents1. FUNDAMENTAL OF THE SYSTEM 1.LED indicator 2.Feed button3.Power on/off button 5.Media holder adjustment knob 6.Media cover5.Black mark sensor Interior View1.Tear edge 2.Print head 3.Media holder 4.Platen Rear View 1.Li-ionbattery 2.Battery open clasp3.USB interface 4.Power jack 5.Interface cover Main board top 2.1 Summary of Board Connectors2. ELECTRONICS Description BM E Paper sensorDescription 3.3VDescription Main board bottomConnector Battery connector2. Take the printer top cover off 3. MECHANISM4. Reassemble the parts in the reverse procedures 4. Reassemble the parts in the reverse procedures 3.2 Replacing the Keys Control Board2.Remove two screws on the keys control board 4. Reassemble the parts in the reverse procedures 3.3 Replacing the Bluetooth Module Option3. Disconnect the connector on the board 3.4 Replacing the Media Holder Assembly 5. Reassemble the parts in the reverse procedures 3.5 Replacing the Main Board Assembly 3.6 Replacing the Print Head Assembly 4. Reassemble the parts in the reverse procedures 3.7 Replacing the Stepping Motor2.Remove the gear holder and two gears Gear holder Gears 3. Remove two screws3. Reassemble the parts in the reverse procedures 3.8 Replacing the black mark sensor assemblyBlack mark sensor assembly 2.Remove two screws on the board 3.9 Replacing the WiFi Module Option4.Replace the WiFi control board 5.Reassemble the parts in the reverse procedures4.1 Common Problems 4.TROUBLESHOOTINGThe printer is in Hex Dump mode The RS-232setting is incorrectRe-setthe Rs-232setting Irregular printing Vacuum / Blower brush  100% ethanol 5.Maintenance2.The cleaning process is described as following  Lint-freeclothEditor Revise HistoryContent Date