Removing and replacing the HR PCA
13. Disconnect the HR input and output cables from the HR PCA. See Diagram 6.3.
14. Remove the HR PCA by carefully unsnapping it from its mounts on the display front panel.
15. Position the replacement HR PCA at its mounting location on the display housing front panel
and press it into place in its mounts on the display front panel.
16. Reconnect the HR input and output cables to the HR PCA.
17. Skip to step 22.
Removing and replacing the Metrics PCA
18. Disconnect the metrics cable from the metrics PCA. See Diagram 6.3.
19. Remove the metrics PCA by carefully unsnapping it from its mounts on the display front
panel.
20. Position the replacement metrics PCA at its mounting location on the display housing front
panel and press it into place in its mounts on the display front panel.
21. Reconnect the metrics cable to the metrics PCA.
22. Position the accessory tray in its mounting position and fasten it with the screws removed in
step 5, torque the screws to 6-9 inch pounds.
23. Position the display front panel on the display backplate. Replace and tighten the display
mounting screws removed in step 6, torque the screws to 6-9 inch pounds.
24. Reconnect the data cable, with ferrite core, to rear of the upper PCA. Reconnect the heart
rate cables. See Diagram 6.2.
25. Set the display bracket covers in their mounting position and fasten them with the screws
removed in step 3., torque the screws to 6-9 inch pounds
26. Check operation as described in Section Four.
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