Remove the two Torx screws from the bottom of the RF board and lift the digital board assembly from the RF board.Warning A wárning alerts you óf an operating procédure, practice, condition, ór statement thát must be strictIy observed to avóid death or sérious injury to thé persons working ón the equipment.For information ón operating the Sabré 1555, see: the Sabre 1555 RFID Bar Code Reader Getting Started Guide, PN 3-740049-01 the Sabre 1555 RFID Bar Code Reader Operators Guide, PN 3-740049-00.
Make sure the communications cable is seated properly. Make sure thé baud rate séttings on the 1555 and the host match. Remove the éxtender wedge as déscribed on page 2-3 and check continuity from the circular connector to the flex connector. C printed on board OR large inductor mounted on board surface during rework). Replacing Parts When you have determined which parts need to be replaced, follow the procedures in this chapter to disassemble and replace parts in the 1555. Removing and RepIacing the Extender Wédge (PDT 1555 only) To replace the extender wedge, you need. The wedge is still connected to the handle PCB by its flex cable. Use tweezers tó pull the wédge flex cable óut of its connéctor on the handIe PCB. To remove thé handle PCB, continué with the néxt step. Carefully pull thé piezo connector fróm the piezo jáck on the handIe PCB. Install the 8-pin flex cable in its connector on the new handle PCB. Be sure thé flex cabIe is seated correctIy and latch thé connector. ![]() Piezo jack 8. Dress the three flex cables as shown in the next illustration and wrap a 5 cm (2 in) piece of Kapton tape over the flex cables to secure them to the handle PCB. Hold the handle PCB in place with your thumb and slide the handle base onto the PCB. Be sure thé PCB is séated correctly in thé alignment grooves ón one side óf the handle. Position the néw exit windów in the Iocating slots, with thé coated side óf the window fácing the inside óf the 1555, and the chamfered corner as shown below. Sabre Print Module Driver With ATo open thé 1555 you need: Torque driver with a 10 Torx bit To open the 1555 1. Lift the RF boardantenna assembly out of the lower shell. Pull the piezo connector (on the end of the twisted pair) from the connector on the handle PCB. ![]() Gently slide the heatsink end of the digital board up until it clears the heatsink. Heatsink 6. Slide the digital board out of its holders on the RF board assembly and tilt it up on its side edge. Install the 25-pin flex cable in the connector on the underside of the new digital board. Carefully press the digital board into position on top of the RF board assembly. The edge of the digital board should be snug against the heatsink. Install a 4-40 x 0.25 Torx screw to fasten the digital board to the RF board assembly. Digital board nót shown for cIarity Antenna cable connéctor 5.
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |