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Pace TF 1500 BGA Operation And Maintenance Manual

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TF 1500 BGA Rework Station
Operation and Maintenance Manual
Manual Number 5050-0525 (Revision B)

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Summary of Contents for Pace TF 1500 BGA

  • Page 1 TF 1500 BGA Rework Station Operation and Maintenance Manual Manual Number 5050-0525 (Revision B)

  • Page 2: Table Of Contents

    System Operations Manual Table of Contents Packing Contents, Standard Items ........3 Specifications ..............3 Parts Identification ............4 Safety Information ............5 Features ................5 Set-Up ................7 Connect ..............7 Start up ..............7 Inserting vacuum pick ...........7 Inserting nozzle.............8 Set up screen features..........9 Alignment screen features ........11 Production screen features .........12 Profile development screen features ....13 Inspection screen features........15...

  • Page 3: Packing Contents, Standard Items

    System Operations Manual 1. Packing Contents, Standard Items Description Part Number TF 1500 8007-0410 (120V) 8007-0411 (230V) Monitor Keyboard Mouse Vacuum Pick 1272-0005-P1 Vacuum Pick Kit 6993-0060 Suction Cups 6993-0202-P1 Alignment Board 4018-0100-P1 Mounting Platform Stencil 1321-0725 Mounting Platform Flux Dip 1321-0735 Hot Grip Removal Pad 1100-0307...

  • Page 4: Parts Identification

    System Operations Manual TF 1500 Parts Identification Figure 1 A. Air Flow Meter This device is used to control and monitor the airflow through the reflow head. B. Sensor Input The sensor inputs are K-type thermo-couples. Measured temperatures are displayed through the PC software in real time for use in making profile graphs.

  • Page 5: Safety Information

    System Operations Manual G. Optics Housing Contains the camera and beam splitter (prism). The housing is retractable and should be kept in the retracted position when not in use. The lights for the optics will turn on/off automatically when the housing is extended/retracted.
  • Page 6 System Operations Manual iii. High power bottom heaters allow for successful and repeatable reflow at safe, low temperatures. iv. Profiles are programmed through the PC software. v. Creating the perfect profile is easy with real time adjustment of profile parameters through the PC. vi.

  • Page 7: Set-Up

    System Operations Manual 5. Set-Up a. Connect i. The TF 1500 comes configured for internal or external air. Select air source; internal pump or external N . (Figure 2a & 2b) Warning: Do not run unit in N mode unless N supply is connected and 1.

  • Page 8: Inserting Vacuum Pick

    System Operations Manual c. Inserting/changing vacuum pick. i. Insert proper size vacuum pick. The diameter needs to be smaller than the top of the component. The pick screws into place. (Figure 3a) Vacuum pick Figure 3a d. Inserting/changing nozzle. (Figure 3b) i.

  • Page 9: Set Up Screen Features

    System Operations Manual e. Set up screen features. (Figure 4) xiii viii xvii xviii Figure 4 i. Set Password. Setup and profile settings can be password protected. ii. Set Language. Software text language can be changed. iii. Set temperature for Celsius or Fahrenheit. iv.
  • Page 10 System Operations Manual xvii. Vacuum pump test. Tests operation of vacuum pump. xviii. Thermocouple test. Tests active thermocouple circuitry. xix. Reset diagnostics. Must be clicked after any diagnostic test is performed to reset the tests to default settings. www.paceworldwide.com Page 10 of 40...

  • Page 11: Alignment Screen Features

    System Operations Manual Alignment Screen Features (Figure 5) Figure 5 i. Component/PCB alignment image. Proper alignment is viewed here showing the PCB pads (blue) directly under the component pads (red). ii. Zoom bar. The image can be zoomed in or out using this bar or the up and down arrows on the keyboard.

  • Page 12: Production Screen Features

    System Operations Manual g. Production Screen Features (Figure 6) viii xiii Figure 6 i. Profile Indicator. Indicates currently selected profile. A new profile can be selected from a list of saved profiles by clicking on the arrow. ii. Profile Instructions. Instructions entered by the developer can be viewed here.

  • Page 13: Profile Development Screen Features

    System Operations Manual ix. Operator’s Comments. Provides a space for the operator to write comments. x. Options. Save to save operator’s comments and reset to clear screen. xi. Mode. Indicates whether this is an installation or removal profile. xii. Flux Dip Option. Indicates if the Flux Dip option is selected. xiii.
  • Page 14 System Operations Manual iii. Sensor Indicators. Indicates real-time temperature of thermocouples in use. iv. Trial Run Window. Indicates which trial runs are showing on the graph. There can only be three trial runs saved in this window. v. Clear Trial Run Selector. Clears the checked trial runs when clicked. vi.

  • Page 15: Inspection Screen Features

    System Operations Manual Inspection Screen Features i. Inspection Image. The inspection image selected is viewed here. ii. Select Inspection Source. Select whether the image is from an x-ray or alternate source. iii. Select Full Screen Image. iv. Library Image. The computer has a stored library of x-ray images with explanations of the viewed defects.
  • Page 16 System Operations Manual Prism Calibration – This step is required to ensure the prism is properly aligned so when the software shows the PCB and component visually aligned, they are actually physically aligned. i. Select setup screen. (Figure 8) Prism Calibration Figure 8 ii.
  • Page 17 System Operations Manual v. Align PCB so red laser sighting light is roughly centered on BGA. (Figure 10) Figure 10 vi. Mouse click on green button, “Pickup.” vii. Pull camera out. Make sure it is all the way out into the detent. (Figure 11) Camera Housing Figure 11...
  • Page 18 System Operations Manual x. Image in the window should be aligned like figure 12. Figure 12 xi. If it is not, adjust prism until it is. 1. Loosen the setscrews from the light adjustment knobs (Figure 2. Remove the knobs 3.

  • Page 19: Calibration

    System Operations Manual Cover Screws Light Adjustment Knobs Figure 13 Figure 14 6. Operation Note: It is recommended that the TF 1500 be turned on for at least 15 minutes before use to ensure the bottom side heater has reached its set temperature and stabilized. Once the bottom side heater is at operating temperature it will deliver consistent heating, ensuring highly repeatable heating from operation to operation.
  • Page 20 System Operations Manual Retention Screw Release Handle Figure 15 Position the board so the red laser sighting light is roughly in the center of the placement site. To move the board forward and back simply move the PCB in the arms. To move the assembly left and right push the release handle away from you and move the assembly.
  • Page 21 System Operations Manual Component Figure 17a Mouse click on the green button. TF 1500 will pick up component. Remove component mount from the top of the camera housing. xii. If Flux Dip option was selected, place the flux dip assembly on top of the camera housing.

  • Page 22: Component Removal

    System Operations Manual xiv. Zoom in and align using the 3 axis adjustments until the component fills the screen and is aligned. (Figures 5 & 18) Rotate Left and Right Forward and Back Figure 18 Push camera in until the screen changes. xvi.

  • Page 23: Profile Development

    System Operations Manual Figure 20 iii. Mouse click on Start button. iv. Allow PCB and component to cool before removing. c. Profile development installation procedure. Note: General Information concerning the Profile Development Screen The Reflow Graph area displays a representation of the Reflow cycle profile. Time in minutes is graphed along the X-axis and temperature in degrees Celsius or Fahrenheit is plotted along the Y-axis.
  • Page 24 System Operations Manual temperature below the manufacturer’s specification to provide for a margin of safety. Typically, 20 ºC below maximum specified temperature is selected. Pre-Heat Phase 1. In a “step profile”, the top of the PCB and package should reach a stable temperature of 95-105 ºC.

  • Page 25: Temperature Control

    System Operations Manual i. Load PCB and align component with red laser light roughly in the center of the component. ii. Click on Load PCB button. iii. Click on the Lower Heater Arm button. iv. Position board and component to be removed so the nozzle will fit exactly down over the component without contacting the component.
  • Page 26 The work surface and housing should be cleaned periodically with a soft damp cloth. d. The camera glass window should be cleaned periodically with glass cleaner and a soft cloth. e. Maintenance beyond this should only be completed by a qualified PACE service technician. www.paceworldwide.com Page 26 of 40...

  • Page 27: Heater Replacement

    System Operations Manual Heater Replacement It is recommended you return the machine to PACE, Inc. or call a PACE representative to replace the heater element. CAUTION: REMOVE POWER CORD FROM MACHINE. 1. Remove the nozzle and vacuum pick. 2. Remove the 4 screws on each rail cover on the left and right sides of the heater.
  • Page 28 System Operations Manual 4. In order to remove the heater cover the wire will need to be disconnected. First cut the ties as shown here. There is one on each side. 5. Now you can disconnect the heater cables, one on each side. Once these two cables have been disconnected you can remove the cover.
  • Page 29 System Operations Manual This shows the heater base loose and being lowered off the heater. 7. Disconnect the blower motor wiring on the side of the heater assembly. 8. Disconnect the hose on the right side of the heater assembly. www.paceworldwide.com Page 29 of 40...
  • Page 30 System Operations Manual 9. Inside the back of the TF 1500, locate the 2 sensor wires, cut the ties and disconnect them. DO NOT CUT THE WIRES. Pull these 2 wires thru to the front. Identify and mark the wires so they are not reversed.
  • Page 31 System Operations Manual 12. Install new heater. The two hoses must run under the bracket. 13. Install 4 heater screws. Make sure these hoses are not pinched. 14. Run sensor wires thru front panel the way they came out, reconnect and tie.
  • Page 32 System Operations Manual 15. Reconnect hose. 16. Reconnect motor wiring. It does not matter which one is attached to which. 17. Replace base assembly. www.paceworldwide.com Page 32 of 40...
  • Page 33 System Operations Manual 18. Reinstall the 4 base assembly screws. 19. Reconnect the wires on each side and tie them back to their mounts. Be sure to pull the wires up taught so they do not contact the heater. 20. Put the heater cover back on making sure not to pinch hoses or wires.

  • Page 34: Adjustments And Alignments

    System Operations Manual Adjustments and Alignments 1. Platform planarity. This procedure is only necessary if the vacuum pick does not pick up the component. a. Insert the large vacuum pick. b. Insert a PCB into holder. c. Advance the production process to the 'place' step. Do not pick up a component. d.
  • Page 35 System Operations Manual With the camera pulled out, loosen the two screws on the top right of the camera. iii. Reposition the camera until the front and back edges are centered in the viewing window and tighten the screws. g. If the nozzle edges are off right to left: Open the back of the TF 1500.
  • Page 36 System Operations Manual iii. In the back, loosen the screw in the center on the back of the camera housing. iv. Rotate the camera until the left and right sides of the nozzle are centered between the sides of the viewing area. Tighten the screws.
  • Page 37 System Operations Manual 4. Component Nest Platform alignment. This adjustment is to align the nest to the nozzle. a. Loosen the 4 allens on the component nest base plate, the 2 allens on the left adjustment arm, and the one allen on the mechanical stop. b.
  • Page 38 System Operations Manual 5. Laser alignment. This adjustment is necessary if, after spotting the PCB with the laser, the PCB is grossly out of alignment with the nozzle and camera viewing area. a. Pull out the camera housing. b. Orient a component on the PCB so it is centered in the viewing area. Make sure the camera is aligned with the nozzle first.

  • Page 39: Regulation

    (888)-535-PACE Fax: (301) 498-3252 (44) 1908-277777 PACE Incorporated retains the right to make changes to specifications contained herein at any time, without notice. Contact your local authorized PACE Distributor or PACE Incorporated to obtain the latest specifications. The following are trademarks and/or service marks of PACE, Incorporated, MD, USA.

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