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22 

3.8 Replacing the Main Board Assembly 

 

1. 

Refer to section 3.4 to remove the Wi-Fi or Bluetooth module.

 

2. 

Remove a screw on the main board. 

 

 

3. 

Disconnect all the connectors on the main board. (For TPH connector, loosen the 

connector lock (black) then disconnect the flat cable from the main board.)

 

 

4. 

Replace the main board.

 

 

 

Содержание Alpha-2R Series

Страница 1: ...i SERVICE MANUAL Alpha 2R Direct Thermal Portable Printer...

Страница 2: ...er core adapter 13 3 4 Replacing the NFC module 15 3 5 Replacing the LED Keys Panel Board 17 3 6 Replacing the Gear Assembly Stepping Motor 20 3 7 Replacing the Wi Fi Bluetooth Module 21 3 8 Replacing...

Страница 3: ...ller 3 LED indicator 4 Feed Pause button 5 Power on off button 6 Interface cover 7 Media cover release button 8 Tear bar 9 Black mark sensor 10 Print head 11 USB interface 12 Power jack 9 2 1 3 P o w...

Страница 4: ...3 Rear View 1 Li ion battery 2 Battery open clasp 3 Printer serial number label 4 Belt chip 1 3 2 4 US B int erf ac e...

Страница 5: ...4 2 ELECTRONICS 2 1Summary of Board Connectors Main board top Connector Description DCIN1 DC Jack Pin Description 1 12V 2 GND 3 GND 4 12V CON1 CON5 CON6 CON12 CON11 CON9 CON3 CON2 DCIN1...

Страница 6: ...tor Description CON1 Firmware download Pin Description 1 3 3V 2 Data0 3 Data1 4 Data2 5 Data3 6 Clock 7 Command 8 NC 9 GND CON2 USB RS 232 Pin Description 1 NC 2 VBUS 3 TX 4 D 5 RX 6 D 7 RTS 8 NC 9 CT...

Страница 7: ...7 SPI MOSI 8 SPI CTS 9 Interrupt 10 SPI Clock 11 Mode High BT Low Wi Fi 12 GND 13 GND 14 GND Bluetooth module Pin Description 1 3 3V 2 3 3V 3 3 3V 4 Reset 5 UART RX 6 UART RTS 7 UART TX 8 UART CTS 9 C...

Страница 8: ...sensor emitter 3 Black mark sensor receiver 4 3 3V CON9 LED Board Pin Description 1 VDDBU_3 3V 2 LED Wi Fi Green 3 LED Bluetooth Blue 4 LED Wi Fi Bluetooth White 5 LED Charge status Red 6 LED Battery...

Страница 9: ...iption 1 VH 2 VH 3 VH 4 Data output 5 Latch 6 Clock 7 TPH 3 3V 8 Strobe1 9 Strobe2 10 Strobe3 11 TM 12 GND 13 GND 14 GND 15 GND 16 GND 17 GND 18 GND 19 AEO1 20 AEO2 21 Strobe4 22 Strobe5 23 Strobe6 24...

Страница 10: ...9 Connector Description CON11 Stepping motor Pin Description 1 A 2 A 3 B 4 B Main board bottom CON14 CON13 CON8...

Страница 11: ...3 Battery positive 4 Battery positive CON14 Pin Description 1 Battery negative 2 Battery negative 3 NC 4 NC CON8 NFC Module Pin Description 1 3 3V 2 GND 3 NC 4 NC 5 Interrupt 6 GND 7 I2C Data 8 I2C C...

Страница 12: ...Roller Assembly 1 Open the printer cover by pressing the media release button 2 Use a Phillips screwdriver to remove two screws on platen roller assembly 3 Replace the platen roller assembly 4 Reassem...

Страница 13: ...Assembly 1 Open the printer cover by pressing the media release button 2 Use a Phillips screwdriver to remove two screws on platen roller assembly 3 Replace the linerless platen roller assembly 4 Rea...

Страница 14: ...adapter 1 Use hex wrench 9 to remove four screws on lower cover 2 Remove the right and left side covers by rotating the covers as shown below 3 Replace the adapters on both sides of paper core Please...

Страница 15: ...4 Fix the screws on the adapters with both sides as indicated 5 Complete the installation of 1 2 paper core adapter 6 Reassemble the parts in the reverse procedures 1 2 paper core with spindle install...

Страница 16: ...cing the NFC module 1 Use hex wrench 9 to remove two screws on lower cover 2 Remove the left side cover by rotating the cover as shown below 3 Unplug the flat cable on the slot as indicated NFC module...

Страница 17: ...16 4 Replace the NFC module Please place the NFC module on the edge of rib as indicated 5 Reassemble the parts in the reverse procedures The rib...

Страница 18: ...ED Keys Panel Board 1 Use hex wrench 9 to remove four screws on lower cover 2 Remove the right and left side covers by rotating the covers as shown below 3 Open the printer cover by pressing the media...

Страница 19: ...the two screws on both side of the printer 5 Peel off the waterproof labels on two sides of printer 6 Disconnect the flat cable on the main board Remove the top cover assembly Waterproof label Waterp...

Страница 20: ...19 7 Remove two screws on top cover assembly to replace the LED keys panel board 8 Reassemble the parts in the reverse procedures LED keys panel board...

Страница 21: ...Remove the plastic plug black securing the gears at the top 3 Remove Replace the gears assembly 4 Remove two screws securing on the printer side as shown below Disconnect the stepping motor connector...

Страница 22: ...2 Remover four screws securing the internal mechanism 3 Disconnect the flat cable on the Wi Fi Bluetooth control board For Wi Fi module disconnect the antenna connector on the Wi Fi module Remove Rep...

Страница 23: ...3 4 to remove the Wi Fi or Bluetooth module 2 Remove a screw on the main board 3 Disconnect all the connectors on the main board For TPH connector loosen the connector lock black then disconnect the...

Страница 24: ...nal band on configuration page for your using region after replacing the main board If any questions please contact the Customer Service Department of your purchased reseller or distributor for assist...

Страница 25: ...t Head Assemble 1 Refer to section 3 5 to remove the main board take out the internal mechanism as shown below 2 Loose both side tabs of print head module by pressing the bracket as shown below 3 Repl...

Страница 26: ...25 Note Please insert the springs into the boss first to install print head module 4 Reassemble the parts in the reverse procedures...

Страница 27: ...en Sensor Assemble 1 Refer to section 3 5 to remove the main board Disconnect the hand open sensor connector on main board 2 Remove a screw to replace the hand open sensor assembly 3 Reassemble the pa...

Страница 28: ...k Sensor Assembly 1 Refer to section 3 5 to remove the main board Disconnect the black mark sensor connector on main board 2 Remove a screw to replace the black mark sensor assembly 3 Reassemble the p...

Страница 29: ...sor The printer status from DiagTool shows Paper Jam Black mark sensor is not set properly Make sure media size is set properly Media may be stuck inside the printer mechanism Calibrate the black mark...

Страница 30: ...29 Irregular printing The printer is in Hex Dump mode The RS 232 setting is incorrect Turn off and on the printer to skip the dump mode Re set the Rs 232 setting...

Страница 31: ...a new label roll 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 Clean the platen roller when changing a new...

Страница 32: ...31 Revise History Date Content Editor 2018 1 19 Add Ch 3 2 Replacing the Linerless Platen Roller Assembly Add Ch 3 3 Replacing the 1 2 paper core adapter Add Ch 3 4 Replacing the NFC module Kate...

Страница 33: ...32...

Страница 34: ...st Rd Wujie Township New Taipei City 23141 Taiwan R O C Yilan County 26841 Taiwan R O C TEL 886 2 2218 6789 TEL 886 3 990 6677 FAX 886 2 2218 5678 FAX 886 3 990 5577 Web site www tscprinters com E mai...

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