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Model
XG-F210X (serv.man5)
Pages
10
Size
291.19 KB
Type
PDF
Document
Service Manual
Brand
Device
Projector / Troubleshooting Table
File
xg-f210x-sm5.pdf
Date

Sharp XG-F210X (serv.man5) Service Manual ▷ View online

XR-30S/XR-30X/XG-F210X
5 – 5
YES
YES
YES
Securely insert the connectors.
NO
Replace F701.
NO
Press the red button on the
bimetal.
NO
YES
NO
YES
NO
Are connectorsP701 and
P702 fully inserted?
Is AC voltage between 100
240 V applied to both
ends of C702?
Is the bimetal broken?
(Connection between 1 and
2 of P702)
Is R729 open?
Check that P704 connector
pin (11) is at "H". Replace
R729.
Is F704 open?
Replace F704.
Check that the power
supply FAN FB and FC
are not stopped.
Check peripheral circuits of
IC704.
1
XR-30S/XR-30X/XG-F210X
5 – 6
NO
Go to "Check when the
lamp turns off soon after
turning on".
YES
Securely insert the
connectors.
YES
Securely insert the
connectors.
YES
Check IC3581 and
peripheral circuits. (Refer
to the waveform chart
.)
NO
Check IC1701 and
peripheral circuits. (Refer
to the waveform chart
.)
NO
Fully insert the connectors
or replace the harnesses.
YES
Replace the lamp.
YES
Go to "Power supply PWB
check".
NO
Replace both D908 and
D909.
YES
Replace D906 or D910,
whichever is short-circuited.
YES
Replace the color wheel.
YES
Checking the lamp light-up
Does the lamp turn on
when the power is turned
on?
Is the lamp tight in the
socket?
NO
Has the FPC cable to
SC3581 come off or is it
loose?
Is rotating sound of the
color wheel heard?
NO
Is approx. 0.7 V applied to
TL1706?
YES
NO
Has the harness connected
to P702 on the power
supply unit come off, or is it
loose? Otherwise, is it
broken?
NO
Dose the lamp turn on after
the replacement?
YES
Is 340 VDC applied to both
ends of C917?
NO
Is D908 or D909 short-
circuited?
Is D906 or D910 short-
circuited?
YES
XR-30S/XR-30X/XG-F210X
5 – 7
NO
Securely insert the
connectors.
YES
Check the cooling fan.
NO
Check peripheral circuits of
Q1721.
NO
Check IC1761, IC3581 and
peripheral circuits.
NO
Go to "DMD system check".
Is 3.3 V applied to TL1762?
NO
Check IC1791 and
peripheral circuits.
NO
Check PHOTO SENSOR
PWB.
NO
Check IC1701 and
peripheral circuits.
NO
Check IC1762 and
peripheral circuits.
YES
Is 5 V applied to TL1712
with P1703 removed?
NO
Check connection of
FB1710.
NO
Check when the lamp turns off soon after turning on
Have connectors P1703,
P1721, P1722 and P1723
come off or are they
loose?
Is each cooling fan
rotating?
Is approx. 3 V applied to
TL1721?
YES
Is 12 V applied to TL1761?
YES
Is 2.5 V applied to
TL1763?
YES
Check IC1763 and
peripheral circuits.
NO
Is 5 V applied to TL1712?
YES
Is the signal of 180 Hz
sent to TL1716?(When
vertical frequency of the
input signal is 60 Hz)
YES
Is the signal of 180 Hz
sent to TL1706? (When
vertical frequency of the
input signal is 60 Hz)
YES
YES
Is 5 V applied to TL1791?
YES
Check the power supply
ballast PWB.
YES
XR-30S/XR-30X/XG-F210X
5 – 8
YES
End
YES
Check IC3002 (only XG-F210X)
and the peripheral circuits
(check IC3052 for DVI-I Terminal).
NO
Check IC1792 and
peripheral circuits.
NO
Check IC1763 and
peripheral circuits.
NO
RGB DVI-Analog and component signal check
Send component signal or RGB signal of
1080i (or 720P) from COMPUTER/
COMPONENT Terminal or DVI-I Terminal
(ANALOG RGB SIGNAL: XG-F210X only)
Select COMPUTER or DVI-Analog (only
XG-F210X) using keys on the main unit or
the remote control.
Is image displayed normally?
Are picture signals sent to
TL3201, TL3204, and TL3205?
NO
YES
Is 3.3V applied to TL1792?
Is 3.3V applied to TL1762?
YES
Check IC3201 and
peripheral circuits.
YES
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