Sharp XR-1X Serviceanleitung Seite 41

Checking the lamp
Does the lamp turn on
when the power is turned
Is the lamp tight in the
socket?
Is the discharging sound
(high voltage) heard?
Has the FPC cable to
SC3502 come off or is it
loose?
Is rotating sound of the
color wheel heard?
Is approx. 0.7 V applied to
TL1706?
Have harnesses connected
to CN1712 and CN702 of
the power supply unit come
off or are they loose?
Otherwise are they broken?
Replace the lamp.
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light-up
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manuals search engine
Go to "Check when the
lamp turns off soon after
turning on".
Securely insert the
connectors.
Replace the lamp.
Securely insert the
connectors.
Check IC3502 and
peripheral circuits. (Refer
to the waveform chart 2.)
Check IC1701 and
peripheral circuits. (Refer
to the waveform chart 1.)
Fully insert the connectors
or replace the harnesses.
41
YES
Replace the color wheel.
XR-1X