OHAUS Scout Pro Series, Service Manual

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3-3
CHAPTER 3 REPAIR PROCEDURES
3.1.2 Printed Circuit Board (9) Replacement (Cont.)
3. When an RS232 option is installed, remove the RS232 Connector from J11on the Printed
Circuit Board (9).
4. Disconnect the Transducer cable from Connector J6 on the Printed Circuit Board (9).
5. Disconnect the battery cable from Connector J2 on the Printed Circuit Board (9).
6. Remove the 2 mounting screws on top of the Printed Circuit Board (9).
7. Push the Printed Circuit Board towards the back as far as it will go and apply a small forward
pressure to the Cal Lock (15). Lift up on the front of the Printed Circuit Board (9) to remove
it.
8. Install the new Printed Circuit Board (9). Make sure that the Printed Circuit Board is
positioned under the 2 clips on the Base (10).
9. Connect the flexible cable from the Transducer to Connector J6 on the Printed Circuit
Board (9).
10.Connect the RS232 to Connector J11 on the Printed Circuit Board (9) if the RS232 is
installed.
11.Connect the battery cable to connector J2 on the Printed Circuit Board (9).
12.Replace the 2 mounting screws on top of the Printed Circuit Board (9), make sure the board
is positioned as far forward as possible to ensure the calibration lock switch will operate
properly.
13.Reassemble the Balance.
14.Replace the batteries if previously removed.
15.See Appendix A Service Tools Instructions and load temperature compensation data.
16.Check the performance of the Balance and perform Factory Calibration B.2.
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