Gasboy 1000 Series FMS Diagnostic Manual - Manual (Page 129)

GASBOY Series 1000
7-10 03/07/03
REPLACING AN OPTICAL READER
Remove Old Optical Reader
1. Unlock and open the rear door on the head of the Series 1000.
2. Turn off the AC power switch located on the right side of the unit.
3. Remove the hood of the unit.
4. Locate the J5 connector in the middle of the left edge of the Series 1000 MPU PCB.
Disconnect the attached cable. Directly beneath the J5 connector is the J6 connector.
Disconnect the cable.
5. Working inside the head of the unit, use a flat blade screwdriver to remove the two screws
and nuts which secure the optical reader to the optical reader bracket attached to the face of
the unit. Slide back and remove the optical reader, its PCB and support bracket.
6. Remove the PCB and its support bracket from the old optical reader and set aside.
Install Optical Reader
7. Attach the PCB and its support bracket to the new optical reader.
8. Slide the reader, PCB, and support bracket onto the optical reader bracket attached to the
face.
9. Replace and tighten the two screws and nuts securing the optical reader to the optical reader
bracket.
10. Reattach the cable from the optical reader to the J5 connector of the MPU PCB. Reattach
the ribbon cable from the optical reader PCB to the J6 connector on the MPU PCB.