5.17 Elliptical Fitness Crosstrainer
Page 31
Procedure 6.2
- Replacing the Display Enclosure or Upper PCA
Anti-static kits (part number 20024-101) can be ordered from Precor.
Removing the Display Enclosure
1.
Set the on/off switch in the “off” position, then unplug the power adapter from the EFX.
WARNING
Before continuing with this procedure, review the Warning and Caution statements listed in
Section One, Things You Should Know.
2.
Remove the screws that secure the display housing to the display backplate.
3.
Attach an anti-static wrist strap to your arm, then connect the ground lead of the wrist strap
to the EFX frame.
4.
Disconnect the interconnect cable from the upper PCA.
5.
If you are going to re-install the display enclosure without replacing the upper PCA
...
THEN...
OTHERWISE...
Skip to Step 14.
Continue with the next step.
Removing and Replacing the Upper PCA or Display Enclosure
6.
Carefully disconnect the keypad cable from the upper PCA.
7.
Remove the screws that secure the upper PCA to the display enclosure (See Diagram 6.3).
8.
Note the orientation of the Prom in the upper PCA. Using a chip puller, remove the Prom
from the defective upper PCA (see Diagram 6.4).
9.
Orient the Prom as in step 8 and carefully insert the Prom in the chip socket on the new
upper PCA. Take care not to bend the legs of the PROM.
10. Reposition the upper PCA at its mounting location on the display enclosure (refer to
Diagram 6.3). Replace and tighten the upper PCA mounting screws.
11. Reconnect the keypad cable to the upper PCA.
12. Reconnect the interconnect cable to the upper PCA.
13. Remove the ground lead of the wrist strap from the EFX frame, then remove the wrist strap
from your arm.
