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Removal and Replacement Procedures This section describes how to remove and install components from the device. Tools Required The following tools are required to perform maintenance on the device: • Phillips screwdriver • Tweezers • Plastic pry Service Considerations Do the following prior to performing any maintenance procedures: Unplug the AC adapter and remove all cables connections.
Removing Lower Case Prerequisite: • Removing Battery on page Unfasten the 6 screws securing the lower and upper cases. Open the printer lid cover and remove the 2 screws. Carefully remove the lower case. CAUTION: Do not completely remove the lower case, cables are still connected underneath.
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Disconnect the cable from the interface board connector. This releases the lower case completely off the upper case.
Removing Customer Display Prerequisite: • Removing Battery on page • Removing Lower Case on page 7 Unfasten the 2 screws. Remove the customer display bracket. Disconnect the customer display cable from the interface board.
Removing Interface Board Prerequisite: • Removing Battery on page • Removing Lower Case on page 7 • Removing Customer Display on page 9 Unfasten the 4 screws securing the interface board to the lower case. Disconnect the speaker cable. Disconnect the Fingerprint scanner cable.
Removing Fingerprint Scanner Prerequisite: • Removing Battery on page • Removing Lower Case on page 7 • Removing Customer Display on page 9 • Removing Camera, Speaker and Vibrator on page 14 Unfasten the 2 screws from the Fingerprint scanner bracket. Remove the Fingerprint scanner.
Removing Camera, Speaker and Vibrator Prerequisite: • Removing Battery on page • Removing Lower Case on page 7 • Removing Customer Display on page 9 • Removing Camera, Speaker and Vibrator on page 14 Remove the camera module. Remove the speaker. Remove the vibrator.
Removing Waterproof Rubber Gasket Prerequisite: • Removing Battery on page • Removing Lower Case on page 7 Remove the waterproof rubber gasket from the lower case.
Removing Mainboard Prerequisite: • Removing Battery on page • Removing Lower Case on page 7 Disconnect the printer cable from the mainboard. Unfasten the 2 screws. Carefully disconnect the mainboard from the rear board and remove it.
Removing MSR • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 Unfasten the 2 screws from the MSR. Press the MSR into the case. Remove the MSR.
Removing MSR • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 Unfasten the 2 screws from the MSR. Disconnect the MSR cable. Press the MSR into the case. Remove the MSR.
Removing Rear Board • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 • Removing MSR on page 18 Disconnect the printer cable. Disconnect the RFID cable. Disconnect the WIFI&BT antenna.
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Disconnect the 4G antenna. Disconnect the GPS antenna. Unfasten the 9 screws from the rear board.
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Carefully remove the rear board. CAUTION: Do not completely remove the rear board, cable is still connected underneath. Disconnect the LCD cable. Remove the rear board.
Removing Barcode Scanner Prerequisite: • Removing Battery on page • Removing Lower Case on page 7 Disconnect the barcode scanner cable. Unfasten the 2 screws from the bracket of the barcode scanner. Remove the bracket.
Removing 4G and GPS antennas • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 • Removing Barcode Scanner on page 23 Disconnect the RFID cable. Unfasten the 2 screws from the bracket of the barcode scanner.
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Disconnect the GPS antenna. Remove the GPS antenna.
Removing RFID antenna • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 Disconnect the 4G antenna. Unfasten the 2 screws and then remove the RFID antenna.
Removing Keypad • Removing Battery on page • Removing Backup Battery on page 8. • Removing Lower Case on page 7 Lift to remove the membrane for keypad from the upper case. Remove the key(s) that need to be replaced.
Removing LCD Module • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 • Removing MSR on page 18 • Removing Rear Board on page 19 Use the thumb gently push the LCD module upward. CAUTION: Do not apply excessive pressure on the LCD module to avoid...
Removing Rubber Gasket • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 • Removing MSR on page 18 • Removing Rear Board on page 19 • Removing LCD Module on page 32. Remove the rubber gasket from the upper case.
Removing Tear Bar and Printer Module • Removing Battery on page • Removing Lower Case on page 7 • Removing Mainboard on page 16 • Removing RFID antenna on page 27 Unfasten the 3 screws securing the tear bar to the upper case.
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