21
XV-Z90E
XV-Z91E
TROUBLE SHOOTING TABLE
Yes
No
Checking of Basic Operation
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
Yes
No
Does the video input operate
normally?
Is the component input acting
normally?
Does the 15pin D-Sub input act
normally?
Is the user menu displayed?
Does the cooling fan rotate and
does the lamp light up?
Go to "Checking of Power Unit".
Check the peripheral circuits of IC8001
and IC2002.
Go to "Checking of Lamp Lighting-up"
Check the formatter circuit and
its periphery.
Check of IC6004 (AD) or
IC3104 and check of analog
RGB input
Is there input signal at pins
(8), (17) and (23) of IC8013?
Go to "Checking of Video
Input". Is the input signal of
IC3105 coming?
Check IC3102 and its
peripheral circuit.
No
Check IC3104 and its
peripheral circuit.
No
Check IC3105 and its
peripheral circuit.
Does the POWER LED light up or
flicker in red or green?
End
Does the set operate by the set's
key or the remote controller's
power key?
Summary of Contents for XV-Z90E
Page 60: ...60 8 7 10 9 6 5 4 3 2 1 A B C D E F G H XV Z90E XV Z91E CHASSIS LAYOUT CHASSIS ANORDNUNG ...
Page 61: ...61 17 16 19 18 15 14 13 12 11 10 XV Z90E XV Z91E ...
Page 63: ...63 17 16 19 18 15 14 13 12 11 10 XV Z90E XV Z91E IC503 THC4538T ...
Page 65: ...65 17 16 19 18 15 14 13 12 11 10 XV Z90E XV Z91E ...
Page 68: ...68 8 7 10 9 6 5 4 3 2 1 A B C D E F G H XV Z90E XV Z91E Ë MAIN UNIT HAUPT EINHEIT 1 8 ...
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Page 72: ...72 8 7 10 9 6 5 4 3 2 1 A B C D E F G H XV Z90E XV Z91E Ë MAIN UNIT HAUPT EINHEIT 3 8 ...
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Page 96: ...96 8 7 10 9 6 5 4 3 2 1 A B C D E F G H XV Z90E XV Z91E Ë POWER UNIT NETZTEINHEIT ...
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Page 100: ...100 6 5 4 3 2 1 A B C D E F G H XV Z90E XV Z91E MAIN Unit Side A HAUPT Einheit Seite A ...
Page 101: ...101 6 5 4 3 2 1 A B C D E F G H XV Z90E XV Z91E MAIN Unit Side B HAUPT Einheit Seite B ...