Vision Fitness U70 Wartungshandbuch PDF herunterladen (Seite 15)

CHAPTER 4: TROUBLESHOOTING

4.4 Troubleshooting – All or Some of the Function Keys Do Not Respond

ALL OR SOME OF THE FUNCTION KEYS DO NOT RESPOND

POSSIBLE CAUSES:

1) The keypad connection ribbon cable has not been plugged in correctly.

2) The keypad is damaged.

3) The UCB is damaged.

SOLUTION:

1) Check the connections of the keypad at the UCB.

a. Remove the console from the console mast.

b. Remove the 6 screws holding the back of the console to the front (Figure A).

c. Inspect the keypad ribbon cable connection at the UCB (Figure B).

d. Even if the keypad ribbon cable appears to be connected correctly, unplug and reseat the cable, then retest.

2) Replace the affected keypad.

3) Replace the UCB.

FIGURE A FIGURE B

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