Gasboy 1000 Series FMS Diagnostic Manual - Manual (Page 125)

GASBOY Series 1000
7-6 03/07/03
REPLACING AN AUXILIARY COMMUNICATION PORT PCB
Remove Old PCB
1. Disconnect all cables from the Auxiliary Communication Port PCB.
2. Squeeze the retaining clips on the two plastic PC Board Supports and pull the Auxiliary
Communication Port PCB forward to release it.
3. Grasp the Auxiliary Communication Port PCB at the top and bottom of the left edge and pull
it forward to remove it from its mating connector on the MPU PCB.
Install New PCB
4. Install the new Auxiliary Communication Port PCB by inserting it into its mating connector on
the MPU PCB, while slipping it onto the two plastic PC Board Supports. Verify that it is fully
inserted into the MPU PCB and that the two retaining clips are holding it firmly in place.
5. Verify that the baud rate selections of the new Auxiliary Communication Port PCB are set up
correctly. Refer to the figure on page 2-20 for port locations, if necessary.
6. Reconnect the cables to the Auxiliary Communication Port PCB. Refer to the figure on page
2-20 for cable locations, if necessary. There is only one cable for the Tank Monitor Interface
option and three cables for the Receipt Printer option.