TU-X1U
4 – 7
No video (4)
No video at UHF/VHF broadcast signal reception.
No video at digital broadcast signal reception.
Is the specified TV signal selected on the input select menu screen?
Is there the analog video signal output (VIDEO) at pin (13) of
tuner (TU1101)?
Are there the video signal outputs (IF_OUT_PT/NT) at the pins (19) and (20)
of tuner (TU1101)?
YES
NO
YES
NO
Check TU1101 and its peripheral circuits
(SDA3_5/SCL3_5, etc.).
Check TU1101 and its peripheral circuits(SDA3_5/
SCL3_5, etc.).
Is there the analog video signal input at pin (AM19) of
IC8001 (CPU)?
Are there the video signal inputs at pin (AM33) and (AM34) of IC8001 (CPU)?
YES
NO
YES
NO
Check the line between IC8001 and TU1101, and
their peripheral circuits (Q1103, etc.).
TU1101 pin (13)
P1101 pin (12)
SC2202 pin (12)
IC8001 pin (AM19)
Check the line between IC8001 and TU1101, and
their peripheral circuits (L2204, C2229, etc.).
TU1101 pin (19) (P) pin (20) (N)
P1101 pin (6) pin (5)
SC2202 pin (6) pin (5)
IC8001 pin (AM33) pin (AM34)
Are the LVDS signal outputs at the LVDS 1st channel and 2nd channel of
IC8001 (CPU)?
LVDS_TX_0_DATA0_P/N (C7/B7), LVDS_TX_0_DATA1_P/N (E7/D7),
LVDS_TX_0_DATA2_P/N (C6/B6), LVDS_TX_0_DATA3_P/N (C5/B5),
LVDS_TX_0_DATA4_P/N (E5/D5), LVDS_TX_0_CLK_P/N (E6/D6),
LVDS_TX_1_DATA0_P/N (B4/A4), LVDS_TX_1_DATA1_P/N (E4/D4),
LVDS_TX_1_DATA2_P/N (B3/A3), LVDS_TX_1_DATA3_P/N (B1/B2),
LVDS_TX_1_DATA4_P/N (F5/F6), LVDS_TX_1_CLK_P/N (C2/C3).
NO
Check IC8001 and its peripheral circuits. (IC8151
thru IC8154, etc.)
YES
Are the LVDS signal inputs at the LVDS 1st channel and 2nd channel of IC4601
(FPGA)?
LVDS_TX_0_DATA0_P/N (T3/R3), LVDS_TX_0_DATA1_P/N (T5/T4),
LVDS_TX_0_DATA2_P/N (R7/T7), LVDS_TX_0_DATA3_P/N (R11/P11),
LVDS_TX_0_DATA4_P/N (T13/R13), LVDS_TX_0_CLK_P/N (P9/N9),
LVDS_TX_1_DATA0_P/N (B14/A14), LVDS_TX_1_DATA1_P/N (B13/A13),
LVDS_TX_1_DATA2_P/N (A9/A10), LVDS_TX_1_DATA3_P/N (A4/A5),
LVDS_TX_1_DATA4_P/N (C3/B3), LVDS_TX_1_CLK_P/N (A8/B8).
NO
Check the line between IC8001 and IC4601, and
their peripheral circuits.
YES
Are the Parallel Video Signal inputs at the pins of IC4504 (HDMI_Tx)?
HDMITX_G9-0 pin (71/72/73/74/75/77/78/79/80/81),
HDMITX_B9-0 pin (84/85/86/90/91/92/93/94/95/96),
HDMITX_R9-0 pin (56/57/58/59/60/61/62/63/67/68),
HDMITX_CLK pin (88), HDMITX_DE pin (1), HDMITX_HD pin (2),
HDMITX_VD pin (3)
NO
Check the line between IC4601 and IC4504, and
their peripheral circuits.
YES
Does the HOT PLUG detection function?
Is the DDC5V signal output at the pin (18) of SC4501 (HDMI_OUTPUT)?
NO
Check the line between SC4501 and IC4503, and
their peripheral circuits.
YES
Does the HPD signal come from pin (19) of SC4501 (HDMI_OUTPUT) to pin
(51) of IC4504(HDMI_Tx)?
NO
Check the line between SC4501 and IC4504, and
their peripheral circuits.
YES
Check the HDMI cable and Monitor Unit.
Содержание TU-X1U
Страница 8: ...TU X1U 1 4 3 DIMENSIONS 430 0 318 3 328 9 71 0 Unit mm ...
Страница 57: ...TU X1U 7 3 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit Side B ...
Страница 66: ...TU X1U 8 3 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 2 18 ...
Страница 67: ...TU X1U 8 4 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 3 18 ...
Страница 68: ...TU X1U 8 5 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 4 18 ...
Страница 69: ...TU X1U 8 6 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 5 18 ...
Страница 70: ...TU X1U 8 7 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 6 18 ...
Страница 71: ...TU X1U 8 8 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 7 18 ...
Страница 72: ...TU X1U 8 9 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 8 18 ...
Страница 73: ...TU X1U 8 10 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 9 18 ...
Страница 74: ...TU X1U 8 11 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 10 18 ...
Страница 75: ...TU X1U 8 12 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 11 18 ...
Страница 76: ...TU X1U 8 13 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 12 18 ...
Страница 77: ...TU X1U 8 14 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 13 18 ...
Страница 78: ...TU X1U 8 15 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 14 18 ...
Страница 79: ...TU X1U 8 16 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 15 18 ...
Страница 80: ...TU X1U 8 17 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 16 18 ...
Страница 81: ...TU X1U 8 18 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 17 18 ...
Страница 82: ...TU X1U 8 19 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 MAIN Unit 18 18 ...
Страница 83: ...TU X1U 8 20 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 KEY Unit ...
Страница 84: ...TU X1U 8 21 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 TERMINAL Unit 1 2 ...
Страница 85: ...TU X1U 8 22 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 TERMINAL Unit 2 2 ...
Страница 86: ...TU X1U 8 23 1 2 3 10 9 7 6 5 4 8 J A B C D E F G H I 13 11 19 18 16 15 14 12 17 SUB TERMINAL Unit ...