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PH50, XL50, XL21 series Set-up and Installation Manual
98
3.8.4.4. LED
• ERROR (red): It lights when an over current is detected due to the axis locking. The unit
cannot be operated until resetting.
• POWER (green): It lights when 12-volt power is supplied to the unit.
• FW-EN (yellow): It lights when the slide switch is set FACTORY for firmware upgrading.
3.8.4.5. Reset button
Used to reset an error indication when red LED lights. The LED will turn off if it recovers from the
error.
3.8.5. Recovery procedure from error
When an adjusting axis is locked, the red LED lights and the unit cannot be operated. Solve the
error according to the following procedure.
1. Detach the upper and lower units from the adjuster.
2. Turn back the locked axis to release with an Allen wrench (5mm) since it reaches the end of
the adjustment range.
For instance, when the horizontal keystone is locked on the right end of screen in
F
F
r
r
o
o
n
n
t
t,
detach the units and turn the axis clockwise to release.
3. Push the reset button with an acuminate tool such as a pen point to turn off the red LED.
4. Re-attach the units on the adjuster.
3.8.6. Trouble shooting
Problems Remedies
The latch is broken.
• Replace the broken latch with a spare.
Note: When replacing, the first step is to attach the grommet on the
unit. Then insert the plunger into it. You cannot attach the latch in the
state of integrated.
The motor doesn’t spin.
• Replace the connecting cable with a spare. The wire may be broken.
• Check the yellow LED, which indicates the FACTORY mode. If the
LED lights, set the slide switch OPE side and push the reset button.
Green LED doesn’t light.
• Check the cable connecting. When the LED doesn’t light even if it
connects correctly, replace the connecting cable with a spare. The
wire may be broken.
The red LED lights.
• Release the locked axis according to the chapter
3.8.5.
MECH ALIGNMENT menu on
screen cannot be selected.
• Check the yellow LED, which indicates the FACTORY mode. If the
LED lights, set the slide switch OPE side and push the reset button of
the unit. After resetting, exit the on-screen menu once, and re-enter
the menu.
Horizontal keystone axis