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LC
-
52DH77E/RU/S
4 – 10
[External input HDMI-1/2/3] No picture on the display (10)
Does not the picture/sound of the HDMI signal input to HDMI-1/2/3 go out?
Is the Hot plug detection function output from pin (19) of the
HDMI-1 (SC1502) normal?
NO
Check the line between SC1502 and pin (31) of IC1504 (HDMI-
SW).
Is the Hot plug detection function output from pin (19) of the
HDMI-2 (SC1503) normal?
NO
Check the line between SC1503 and pin (35) of IC1504 (HDMI-
SW).
Is the Hot plug detection function output from pin (19) of the
HDMI-3 (SC1501) normal?
NO
Check the line between SC1501 and pin (41) of IC1504 (HDMI-
SW).
YES
NO
Check the setting of an external input device that connects with
HDMI-1/2/3.
Is EDID data pins (30/HDMI1_SCL), (29/HDMI1_SDA) of IC1504
accessed, and is it read from pins (15, 16) of a HDMI-1
(SC1502)?
Is EDID data pins (34/HDMI2_SCL), (33/HDMI2_SDA) of IC1504
accessed, and is it read from pins (15, 16) of a HDMI-2
(SC1501)?
NO
Is access possible in the exchange of IC1504?
Is EDID data pins (40/HDMI3_SCL), (39/HDMI3_SDA) of IC1504
accessed, and is it read from pins (15, 16) of a HDMI-3
(SC1501)?
NO
YES
Check the peripheral circuit of SC1501, SC1502, SC1503,
IC1504.
Is TMDS signal input into pins (66, 65/HDMI1_CLKP/N), (68, 67/
HDMI1_D0P/N), (70, 69/HDMI1_D1P/N), (72, 71/HDMI1_D2P/N)
of IC1504 from HDMI-1 (SC1502)?
NO
Check the line between HDMI-1 (SC1502) and IC1504.
Is TMDS signal input into pins (2, 1/HDMI2_CLKP/N), (4, 3/
HDMI2_D0P/N), (6, 5/HDMI2_D1P/N), (8, 7/HDMI2_D2P/N) of
IC1504 from HDMI-1 (SC1503)?
NO
Check the line between HDMI-2 (SC1503) and IC1504.
Is TMDS signal input into pins (12, 11/HDMI3_CLKP/N), (14, 13/
HDMI3_D0P/N), (16, 15/HDMI3_D1P/N), (18, 17/HDMI1_D2P/N)
of IC1504 from HDMI-1 (SC1501)?
NO
Check the line between HDMI-3 (SC1501) and IC1504.
YES
Are TMDS_Rx and the I2C_SINK signal output from IC1504
respectively?
Pins (62, 63/SW_TMDS_CLKP/N), (60, 61/SW_TMDS_D0P/N),
(58, 59/SW_TMDS_D1P), (56, 57/SW_TMDS_D2P)
NO
Check the IC1504 and peripheral circuits.
YES
Is the TMDS_Rx/ I2C_SINK signal input to IC3302 (Digital AV
decode & Main CPU)?
Pins (AK6, AJ6/SW_TMDS_CLKP/N), (AK7, AJ7/
SW_TMDS_D0P/N), (AK8, AJ8/SW_TMDS_D1P), (AK9, AJ9/
SW_TMDS_D2P) from IC1504
NO
Check the line between IC1504 and IC3302.
YES
Refer to “The picture doesn't appear in all modes.” or “No sound
output in all modes.”
Содержание LC-52DH77E/RU/S
Страница 56: ...LC 52DH77E RU S 6 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 62: ...LC 52DH77E RU S 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 2 ...
Страница 63: ...LC 52DH77E RU S 7 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 ...
Страница 64: ...LC 52DH77E RU S 7 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 ...
Страница 65: ...LC 52DH77E RU S 7 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 ...
Страница 66: ...LC 52DH77E RU S 7 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 ...
Страница 67: ...LC 52DH77E RU S 7 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 ...
Страница 68: ...LC 52DH77E RU S 7 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 ...
Страница 69: ...LC 52DH77E RU S 7 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 ...
Страница 70: ...LC 52DH77E RU S 7 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 ...
Страница 71: ...LC 52DH77E RU S 7 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 ...
Страница 74: ...LC 52DH77E RU S 7 15 M E M O ...
Страница 97: ...LC 52DH77E RU S ...