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Toshiba B-FP3D SERIES, Maintenance Manual

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Toshiba B-FP3D SERIES Maintenance Manual Download Page 8

2. MAJOR UNIT REPLACEMENT 

EO18-33032 

(Revision Date: Aug., 2017) 

2.1 Replacing the CPU PC Board 

2-4 

 
10)  Push the Lock Lever to Open the Peel Off Unit. (For GH Models only) 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
11)  Push the right side of the Thermal head slightly to dislodge it from the hook.  
 

After it is dislodged, pull it to the right. Be sure to use clean gloves in removing the Thermal head assembly. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

For the GH model, remove the adhesive tape from the back of the Thermal head assembly. Be sure to 
completely remove the residual glue, too.  

Lock Lever 

Peel Off Unit 

Top View 

Top View 

Note: GH30 and GH50 models have cover 
sheets on the PCB components for IP54 rating. 

Summary of Contents for B-FP3D SERIES

Page 1: ...PRINTED IN JAPAN TOSHIBA Potable Printer B FP3D SERIES Document No EO18 33032C Original Oct 2016 Revised Jul 2019 Maintenance Manual ...

Page 2: ...tions Failure to do so could create safety hazards such as fire or electrocution NOTE Failure to follow manual instructions or any unauthorized modification substitution or change to this product will void the limited product warranty ...

Page 3: ... LCD Unit 2 10 2 3 Replacing the Battery Terminal 2 12 2 4 Replacing the Stepping Motor 2 13 2 5 Replacing the Print Head 2 14 2 6 Replacing the PWB Sensor Assembly 2 18 2 7 Replacing the Platen Assembly 2 21 2 8 Replacing the Peel Off Unit 2 23 2 9 Replacing the Peel off PCB 2 26 2 10 Replacing the Peel off Roller 2 27 2 11 Replacing the Bluetooth Module 2 29 2 12 Replacing the Wi Fi Module 2 31 ...

Page 4: ...e 1 Open the carton 2 Unpack the accessories from the carton 3 Unpack the printer NOTE Keep the carton and pad for future transportation of the printer 1 2 Checks 1 Check for damage or scratches on the machine 2 Confirm that none of the accessories are missing B FP3D ...

Page 5: ...leaking lithium ion battery 5 Before handling the main parts be sure to discharge static electricity in human body through other metals Failure to do this may damage the CPU PC board print head etc NOTES 1 Before replacing the main parts print out the maintenance counter values and the parameter values and keep the printout Refer to Section 4 2 Diagnostics Test in the System Mode Manual After repl...

Page 6: ...4 Push the open button to open the printer 5 Remove the screws inside the printer 6 Lift the Function Unit as shown below The Top cover and the open button can be removed now Open Cover Open Button Inside screw Open button Top Cover Function Unit Inside screw Inside screw ...

Page 7: ...the CPU PC Board 2 3 7 Remove the 3 screws and detach the Paper Outlet Guide 8 Detach the lower sensor to make it easier to handle the function unit 9 Remove the screw and lift the thermal head cover Paper Outlet Guide Function Unit Thermal head cover ...

Page 8: ...slightly to dislodge it from the hook After it is dislodged pull it to the right Be sure to use clean gloves in removing the Thermal head assembly For the GH model remove the adhesive tape from the back of the Thermal head assembly Be sure to completely remove the residual glue too Lock Lever Peel Off Unit Top View Top View Note GH30 and GH50 models have cover sheets on the PCB components for IP54...

Page 9: ...ead connector from the PCB 13 Detach some of the connectors from the Main PCB 14 Turn the Function Unit upside down and push the hook in the direction of the arrow and lift the Battery terminal assembly while carefully removing the different connectors attached to the CPU PC Board Battery Terminal Assembly Hook Thermal Head Assembly ...

Page 10: ...ve the screw and detach the connector to take out the CPU PC Board For the GH model remove the IP54 sheet from the Battery frame before removing the CPU PC Board Screw CPU PC Board Note Some connectors can only be detached when the battery terminal is slightly separated from the Function Unit Connector Note For models with Wi Fi Module an additional ground wire is screwed on the PCB as seen on the...

Page 11: ...holes in the sheet For the GH model attach a new adhesive tape to the back of the Thermal head assembly in the following order 1 Clean the back of the thermal head bracket with alcohol 2 Attach the adhesive tape as shown in the figure below 3 Remove the backing paper from the adhesive tape attach the water proof sheet to the Thermal head assembly and mount the Thermal head assembly on the frame 17...

Page 12: ... sensors are fit in position and in correct orientation as shown in the pictures below 2 Ensure correct fitting for the sensor cover and the paper guide outlet to ensure that there is no gap during screwing and re assembly Note Be careful not to catch the cable by the cover while reassembling Sensor cover Paper guide outlet GOOD NO GOOD ...

Page 13: ...k in the system mode and make sure the LED lights properly If the LED does not light properly this may result from the disconnection of the harness from the CPU PC board the unset battery or the run down battery etc Make sure the connection of the cables and the battery status When they are correct the LED failure may result from the initial failure of the CPU PC board and replace the CPU PC board...

Page 14: ... from the CPU PC Board For the GH model remove the IP54 water resisting materials 3 Replace the LCD Unit with a new one and then perform reassembly in the reverse order of removal For the GH model attach the IP54 water resisting materials to the LCD unit After attaching the FP3D KEY LCD CUSHION push and firmly fit it with a tool like tweezers LCD Unit FP3D LCD FRAME GUIDE Align the edge of the FP3...

Page 15: ...in the System Mode Manual If the LCD does not display clearly refer to Section 7 2 5 in the System Mode Manual and perform an LCD density setting When the LCD dots are missing make sure the LCD cable is surely connected to the CPU PC board If the connection of the cable is correct the dot missing may result from the initial failure of the LCD and replace the LCD unit with a correct one All backlig...

Page 16: ...oard 2 Push down the Hook and remove the Battery Terminal sideward For the GH model replace the battery unit exclusively for the GH model NOTE After re installing the Thermal head assembly attach new adhesive tape Refer to Section 2 1 3 Replace the Battery Terminal with a new one then perform reassembly in the reverse order of removal Hook Battery Terminal Hook Battery unit exclusively for the GH ...

Page 17: ...cing the CPU PC Board 2 Remove the screw and disconnect the Connector from the CPU PC Board 3 Remove the Stepping Motor 4 Replace the Stepping Motor with a new one then perform reassembly in the reverse order of removal For the GH model attach a new adhesive tape after re installing the Thermal head assembly Refer to Section 2 1 Stepping Motor SMW 3x8 Screw Stepping Motor Connector ...

Page 18: ...um 3 Remove the thermal head cover Green lever Print Head Screw CAUTION 1 Before handling the print head be sure to discharge static electricity in human body through other metals Failure to do this may damage the print head element 2 Never touch the print head element directly by hands or hard objects Doing so will damage the heater element and cause missing print dot print failure Thermal head c...

Page 19: ...f the Thermal head slightly to dislodge it from the hook After it is dislodged pull it to the right Be sure to use clean gloves when removing the Thermal head assembly 5 Lift the thermal head gently Carefully detach the Thermal head connector from the PCB Thermal Head Assembly Top View Top View ...

Page 20: ...mount the Thermal head assembly on the frame NOTES 1 After replacing the Print Head refer to the Setting Operation Manual or System Mode Manual and perform the following operations Perform a RAM clear 2 After replacing the Print Head perform the print head broken element check and make sure none of the elements are broken Refer to Section 7 6 in the System Mode Manual Also perform a test print and...

Page 21: ...insert the Head Adjust mold into the Thermal head edge Head adjust position Notes 1 For thermal head assembly please use head adj STD position to check print quality 2 If STD Position is NG check print quality again with Position 1 3 If Position 1 NG check print quality again with Position 2 Then set the head position base on best print position ...

Page 22: ...hes and wire routing for the PWB Sensor Assembly are shown in the photo below 2 Remove the CPU PC Board Refer to Section 2 1 Replacing the CPU PC Board 3 Remove the Upper sensor from the Print Head cover 4 Detach the Cover Open switch on the right side and push it inside the hole as shown in the photo below 1 2 3 4 Print Head Cover Upper Sensor Switch ...

Page 23: ...e switch and harness sensor inside the hole NOTE The Gears shown in the picture above are not secured and are easily removed Be careful not to drop and break or lose them 7 Replace the PWB Sensor Assembly with a new one and then reassemble in the reverse order of removal For the GH model attach a new adhesive tape after re installing the Thermal head assembly Refer to Section 2 1 Cover Switch Swit...

Page 24: ... cover open switch as follows When the top cover is fully opened make sure Cover Open is displayed on the LCD When either side of the top cover is opened make sure Cover Open is displayed on the LCD When the top cover is fully closed make sure the print operation is performed correctly If the cover open switch does not operate correctly this may result from the wrong connection of the sensor conne...

Page 25: ...acing the Platen Assembly 2 21 2 7 Replacing the Platen Assembly 1 Press the Open Button to open the Top Cover 2 Remove the three screws shown in the photo 3 Remove the Paper Guide Assembly Top Cover Open Button Screws Screw Paper Guide Assembly ...

Page 26: ...bly in the reverse order of removal Platen Assembly NOTES 1 After replacing the Platen refer to the Setting Operation Manual or System Mode Manual and perform the following operations Perform a RAM clear 2 Perform a test print and make sure printing is even Refer to Section 4 6 in the System Mode Manual If the printing is uneven make sure the platen ass y is surely fixed with the hooks Platen Roll...

Page 27: ... the Function Unit Refer to Section 2 1 Replacing the CPU PC Board 2 Press the green lever to open the Peel Off unit 3 Push the Peel off Unit in the arrow indicating direction to release this side Then release the other side and lift to remove the Peel off Unit Peel off unit Peel off unit Green lever Peel off unit ...

Page 28: ...NIT REPLACEMENT EO18 33032 2 8 Replacing the Peel Off Unit 2 24 4 Pull the metal shaft in the direction of the arrow 5 Remove the Print Head Refer to Section 2 5 Replacing the Print Head Metal shaft Metal shaft ...

Page 29: ...e CPU PCB Board including the harness 7 Replace the Peel Off Unit with a new one and then perform reassembly in the reverse order of removal For the GH model attach a new adhesive tape after re installing the Thermal head assembly Refer to Section 2 1 CPU PCB Board Peel Off Unit Harness Inside routing Top view harness routing Peel Off Unit ...

Page 30: ...on 2 8 Replacing the Peel Off Unit 2 Remove the Peel Off Cover from the Peel Off Unit 3 Pull up the Peel Off PCB to remove it from the Peel Off Unit 4 Replace the Peel Off PCB with a new one and then reassemble in the reverse order of removal For the GH model attach a new adhesive tape after re installing the Thermal head assembly Refer to Section 2 1 Peel Off Cover ...

Page 31: ...Roller Clips with a Flat screwdriver then remove the Peel off Roller Assembly 3 Remove the two Peel off Rollers and the 3 Roller Clips from the Roller Shaft Roller Clip Flat blade Screwdriver Peel off Roller Roller Clip Legend A 3 springs B 2 Peel off rollers C Roller Clips D Roller shaft E Middle hook F 2 Screws Release the peel off shaft hook with a flat blade screwdriver A1 A2 A3 B1 B2 C1 C2 E1...

Page 32: ... rollers can rotate smoothly and the spring force works when the Peel off Roller Assembly is pressed NOTES 1 Place the 3 springs on the center area as shown in the picture below Put the middle hook on top of the spring located on the middle 2 Assemble the 2 Peel off roller to the Roller shaft and the 2 roller clips Attach the assembly to the Lever strip Spring Spring Spring Middle hook ...

Page 33: ...nit Refer to Section 2 1 Replacing the CPU PC Board 2 Remove the side cover and take out the Bluetooth module from the case For the GH model replace the Bluetooth unit exclusively for the GH model 3 Remove the FPC Cable form the Bluetooth module Take care of the clips Pull Open Open the lock and pull the FPC Unlock Bluetooth unit exclusively for the GH model ...

Page 34: ... the Function Unit and the thermal head unit Refer to Section 2 5 Replacing the Print head B Disconnect the FPC cable from the J4 connector on the Main PC Board C Pull the FPC Cable outside and remove the FPC Cable from the Bluetooth module D Replace the FPC cable with a new one and then perform reassembly in the reverse order of removal For the GH model attach a new adhesive tape after re install...

Page 35: ...to Section 2 1 Replacing the CPU PC Board 2 Remove the side cover and take out the Wifi module from the case For the GH model replace the WiFi unit exclusively for the GH model 3 Remove the FPC Cable form the Wifi module Pull Pull the lock to open and remove the FPC cable Wifi Module Lock FPC Cable Take care of the clips WiFi unit exclusively for the GH model ...

Page 36: ...e Function Unit and the thermal head unit Refer to Section 2 5 Replacing the Print head B Disconnect the FPC cable from the J13 connector on the Main PC Board C Pull the FPC Cable outside and remove the FPC Cable from the Wifi module D Replace the FPC cable with a new one and then perform reassembly in the reverse order of removal For the GH model attach a new adhesive tape after re installing the...

Page 37: ...able printer B FP3D GH52 series has 2 4GHz or 5GHz wireless LAN module To activate the wireless LAN function and select set the country region code use the utility tool BCP Setting Tool V001 XXX Applicable model B FP3D GH52 Series Operating procedure 1 Download BCP Setting Tool V001 XXX or later from Top View 2 Select B FP3D GH52 203 dpi from Printer in the Printer Setting page ...

Page 38: ...le 2 34 3 Select LAN from Interface and enter the necessary information 4 Select the WLAN tab on the Parameter Setting page Point To add a setting change to a printer that has already been set with various parameters load the setting information from the printer by pressing Get Parameter ...

Page 39: ... CTRL SHIFT ALT L keys on the keyboard all at once A country region code can be selected from the Country Code box Change the initial value INIT to the target country region Point If you want to limit the frequency of the wireless LAN as necessary check the 802 11abgn checkbox and select the appropriate frequency from the Band select box ...

Page 40: ...e Wifi Module 2 36 6 When the setting is completed click Set Parameter to transfer the data to the printer Point Printer setting record information can be output saved as Setting Information Files Xml This information can be input reused at next printer parameter setting change ...

Page 41: ...uide Rack Gear when replacing the function unit please follow the procedure below to install it 1 Please set so that the position of the teeth of the pinion gear and the paper guide rack gear is as follows Confirmation point Set the pinion gear rack gear so that the gear at the extreme end of the pinion gear bites between the 9th to 10th teeth 2 Make sure the distance between the paper guides is 6...

Page 42: ...wn and remove the 2 screws 2 Slowly detach the Wireless Charger from the machine Remove the 2 rubber ring locks and the thermal pad from the assembly 3 Pull the PCB upwards and detach the connector 4 Replace the Wireless charger module with a new one and then perform reassembly in the reverse order of removal Wireless Charger Module Rubber ring lock Rubber ring lock Thermal pad ...

Page 43: ...orrectly 1 Re load the media roll correctly 2 Close the media cover completely 3 Remove the jammed media and re load the media roll correctly 4 Replace the print head FPC harness or the print head ass y 5 Open the media cover and allow the print head to cool 6 Replace the CPU PC board ass y 7 Erase the data 8 Send the correct print mode from the PC or handy terminal The printer does not print medi...

Page 44: ...3 Connect the interface PC board ass y with the CPU PC board ass y completely 4 Replace the FPC cable for the interface PC board Poor print quality 1 The print head is dirty 2 Unspecified media is used 1 Clean the print head 2 Change the media to the specified one The print start position is not detected 1 The sensor is not adjusted properly 2 The sensor is not installed properly 3 The sensor or t...

Page 45: ...assembly has been added 2 13 Step 4 For the GH model procedure for attaching new adhesive tape to the thermal head assembly has been added Step number 4 was missing 2 16 Step 5 For the GH model procedure for removing the adhesive tape from the thermal head assembly has been added Step 6 For the GH model procedure for attaching new adhesive tape to the thermal head assembly has been added 2 18 Step...

Page 46: ... the clips Take care of the clips 2 32 Step 4 For the GH model procedure for attaching new adhesive tape to the thermal head assembly has been added Step D Push the lock upwards Pull the lock upwards 2 33 Add of chapter of rack and pinion gear installation procedure 2 34 Step 3 Pull the PCB up Pull the PCB upwards 3 1 Problem The printer does not print media The status indicator blinks in red Open...

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