Horizon Fitness EX-22 Service Manual page 20

Con so le Trou bleshooti n g
S y mp to m
No display on console.
Partial LCD Display on
Console.
20
P o s s ib le C a u se Te s t P r o ce d u r e
Failed batteries. (1.2E only)
Improper wiring.
Failed or improper power supply.
Failed console cable.
Failed console.
Failed batteries. (1.2E only)
Console was subjected to cold
temperatures.
Failed console.
- Verify the connections between
the power supply and the power
jack.
- Verify the connections between
console cable and console.
- Verify power supply is not
pinched or damaged.
- Perform voltage check on
power supply. (Reference
Power Supply Voltage Check in
Voltage Checks section.)
- Verify the power supply and
make sure the adapter is the
correct voltage. (Reference
Power Supply Voltage Check in
Voltage Checks section.)
- Verify console cable is not
pinched or damaged.
- Perform voltage check on con-
sole cable. (Reference Console
cable Voltage Check in Voltage
Checks section.)
Verify proper connections be-
tween sensor wire and console
by removing console and snap-
ping console wire and sensor
wires firmly together. (1.2E only)
R ep a i r
Replace batteries.
Connect wires correctly or
replace parts as needed.
Replace power supply.
Replace console cable. (Refer-
ence Console Cable Replace-
ment in Parts Replacement
section.)
Replace console.
Replace batteries.
Allow machine to warm to room
temperature. It may be neces-
sary to gently massage the LCD
crystal with your hand to allow
for full display. *Important
Note* - Pressing against the
LCD crystal with excessive force
may damage the crystal.
Replace console.