Read Sharp XV-Z3100 (serv.man5) Service Manual online
XV-Z3100U/XV-Z3100/XV-Z3300/DT-510
5 – 9
YES
End
YES
Check IC4002 and the
peripheral circuits.
peripheral circuits.
NO
Check IC1705 and
peripheral circuits.
peripheral circuits.
NO
Check IC1702 and
peripheral circuits.
peripheral circuits.
NO
Check Q3002 and
peripheral circuits.
peripheral circuits.
NO
Component signal
check
Send component 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.
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?
normally?
Are picture signals sent to
TL3008, TL3007, and
TL3006?
TL3008, TL3007, and
TL3006?
NO
YES
Is 3.3V applied to TL1707?
Is 3.3V applied to TL1704?
YES
Check IC3001 and
peripheral circuits.
peripheral circuits.
YES
Is 3.3V applied to pin(5) of
Q3002?
Q3002?
YES
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