48
XV-Z9000U/E
YES
YES
YES
NO
Checking the
Component and RGB
Inputs
Are there signals at pins
(34), (36) and (38) of
IC2505?
Check the line from
Q2525 through Q2523 to
Q2524 and its peripheral
circuits.
Check the line between
Q2518 and Q2520 and its
peripheral circuits.
Check the board-to-board
connections or the
circuits that follow the PC
board.
NO
YES
Are there signals at pins
(56/26), (58/28) and
(60/30) on the board-to-
board section of P3580?
NO
There are no RGB colors.
NO
Check the signal input
circuit or IC2505 and its
peripheral circuits.
Check the circuit of the
color that fails to appear.
YES
NO
Are there signals at pins
(3), (5) and (6) of IC2507?
YES
There are no RGB colors.
NO
Check the line between
Q2509 and Q2517 and its
peripheral circuits, or
IC2507.
Check the circuit of the
color that fails to appear.
Are there signals at pins
(49/19), (51/21) and
(53/23) on the board-to-
board section of P3580?
Содержание XV-Z9000E
Страница 102: ...6 5 4 3 2 1 A B C D E F G H 110 XV Z9000U E Ë KEY UNIT TASTE EINHEIT ...
Страница 114: ...132 8 7 10 9 6 5 4 3 2 1 A B C D E F G H XV Z9000U E Ë LED UNIT LED EINHEIT ...
Страница 116: ...134 6 5 4 3 2 1 A B C D E F G H XV Z9000U E Main Unit Component Side Haupt einheit Bestückungsseite ...
Страница 117: ...135 6 5 4 3 2 1 A B C D E F G H XV Z9000U E Main Unit Wiring Side Haupt einheit Leiterbahnseite ...
Страница 120: ...138 6 5 4 3 2 1 A B C D E F G H XV Z9000U E PC I F Unit Component Side PC I F einheit Bestückungsseite ...
Страница 121: ...139 6 5 4 3 2 1 A B C D E F G H XV Z9000U E PC I F Unit Wiring Side PC I F einheit Leiterbahnseite ...