DOWNLOAD Sharp XV-Z100 (serv.man2) Service Manual ↓ Size: 20.24 MB | Pages: 127 in PDF or view online for FREE

Model
XV-Z100 (serv.man2)
Pages
127
Size
20.24 MB
Type
PDF
Document
Service Manual
Brand
Device
Projector / Complete Service Manual
File
xv-z100-sm2.pdf
Date
PREV: Sharp XV-Z100 Handy Guide

Sharp XV-Z100 (serv.man2) Service Manual ▷ View online

33
XV-Z100
YES
Check peripheral circuits of 
IC703.
YES
Is 13 V applied to pins (3) 
and (4) of the connector 
P704?
YES
YES
Is DC voltage of 380 V 
applied to both ends of 
C704?
YES
Check circuits R766 and 
after or replace R766.
YES
Is R766 in the OPEN 
status?
Is pin (11) of the connector 
P704 at "H"?
Are connectors P704 and 
CN901 fully inserted?
Is 6 V applied to pins (7) 
and (8) of the connector 
P704?
NO
NO
NO
Securely insert the 
connectors.
Check peripheral circuits 
of IC902.
YES
NO
NO
Is LAMP-EN/SYNC signal 
properly sent to pin (14) of 
the connector P704?
(Refer to the waveform 
chart 
1
.)
Are GATE waveforms of 
Q901 and Q903 
appropriate?
(See waveform diagram 
8
.)
NO
Does the lamp turn on?
YES
Check the main PWB.
Check the main PWB.
NO
Check the main PWB.
NO
Check the ballast PWB.
NO
Power supply PWB 
check
1
34
XV-Z100
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
35
XV-Z100
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 
2
.)
NO
Check IC1701 and 
peripheral circuits. (Refer 
to the waveform chart 
1
.)
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 
D912.
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 
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 D912 short-
circuited?
Is D914or D910 short-
circuited?
YES
36
XV-Z100
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
Page of 127
Display

Click on the first or last page to see other XV-Z100 (serv.man2) service manuals if exist.

RANDOM: