DOWNLOAD Sharp XR-10XL (serv.man5) Service Manual ↓ Size: 299.69 KB | Pages: 9 in PDF or view online for FREE

Model
XR-10XL (serv.man5)
Pages
9
Size
299.69 KB
Type
PDF
Document
Service Manual
Brand
Device
Projector / Trouble Shooting Table
File
xr-10xl-sm5.pdf
Date
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XR-10X-L/XR-10S-L/XG-MB50X-L/XR-11XC-L/XR-HB007X-L
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 C707?
Is the bimetal broken?
(Connection between 1 and
2 of P702)
Is R717 open?
Check that P704 connector
pin (11) is at "H". Replace
R717.
Is R705 open?
Replace F705.
Check that the power
supply FAN FB and FC
are not stopped.
Check peripheral circuits of
IC703.
1
XR-10X-L/XR-10S-L/XG-MB50X-L/XR-11XC-L/XR-HB007X-L
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 D911 and
D913.
YES
Replace D914 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 C914?
NO
Is D911 or D913 short-
circuited?
Is D914or D910 short-
circuited?
YES
XR-10X-L/XR-10S-L/XG-MB50X-L/XR-11XC-L/XR-HB007X-L
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, P1723 and
P1724 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-10X-L/XR-10S-L/XG-MB50X-L/XR-11XC-L/XR-HB007X-L
5 – 8
YES
End
YES
Check IC3002 and the
peripheral circuits (check
IC3052 for INPUT 2).
NO
Check IC1792 and
peripheral circuits.
NO
Check IC1763 and
peripheral circuits.
NO
RGB and component
signal check
Send component signal or
RGB signal of 1080i (or
720P) from INPUT 1 or
INPUT 2. Select INPUT 1
or INPUT 2 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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