LC-32D50U
6 – 8
No video output from HDMI input (INPUT3)
INPUT3
Are signals fed from HDMI (SC1501) connector to input terminals
H_RX0
±
(pins 51 and 52), H_RX1
±
(pins 54 and 55), H_RX2
±
(pins 57 and 58) and H_RXC
±
(pins 48 and 49) of IC1507
(TMDS_SW)?
NO
Is IC1501 (E
2
PROM) accessed with I2C when connecting HDMI
device and is DDC_I2C_CLOCK/DATA data read out?
YES
YES
NO
Check IC1501 and peripheral circuits.
Are cables connected securely?
Check the setting of HDMI device.
Are signals fed from IC1507 (TMDS_SW) to input terminals
H_RX0± (pins 54 and 55), H_RX1± (pins 58 and 59), H_RX2±
(pins 61 and 62) and H_RXC± (pins 50 and 51) of IC1508
(HDCP_LSI)?
NO
Check IC1507 (TMDS_SW) and peripheral circuits.
For INPUT4, pin 21 is Low and pin 22 is High.
For INPUT5, pins 21 and 22 are Low and pin
YES
Are R/G/B and CLK/H/V/Data Enable signals sent from pins 92-
96, 99-105,108-111, 114-117, 121-124, 119 and 127-129 of
IC1508(HDCP_LSI)?
NO
Check IC1508 (HDCP_LSI) and peripheral circuits.
YES
Are digital video (LVDS) signals sent from pins 28-31 and 34-37
of IC3301(Trident)?
NO
Check peripheral circuits of IC3301.
YES
Check LCD_CONTROL PWB.
When using an old HDMI transmission device, some video formats cannot be selected or no sound is heard. Since this model conforms to the latest
HDMI standard, the HDMI transmission device does not recognize the data of the latest version correctly. It is necessary to upgrade its firmware.
Download the latest firmware from the website of each manufacturer, or contact the customer service center of each manufacturer.
Содержание Aquos LC 32D50U
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Страница 52: ...LC 32D50U 9 5 MAIN Unit Side B 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I ...
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Страница 56: ...LC 32D50U 9 9 IF Unit Side A H G F E D C B A 1 2 3 4 5 6 ...
Страница 58: ...LC 32D50U 9 11 POWER SUPPLY Unit Side A H G F E D C B A 1 2 3 4 5 6 ...
Страница 59: ...LC 32D50U 9 12 POWER SUPPLY Unit Side B H G F E D C B A 1 2 3 4 5 6 ...
Страница 62: ...LC 32D50U 10 2 2 MAIN Unit 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I MAIN Unit 1 22 ...
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Страница 106: ...LC 32D50U 10 46 3 IF Unit 1 2 3 4 5 6 7 9 10 8 J A B C D E F G H I IF Unit 1 2 ...
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Страница 110: ...LC 32D50U 10 50 4 LED Unit H G F E D C B A LED Unit 1 2 3 4 5 6 ...
Страница 111: ...LC 32D50U 10 51 5 KEY Unit H G F E D C B A KEY Unit 1 2 3 4 5 6 ...
Страница 114: ...LC 32D50U 10 54 MEMO ...
Страница 147: ...LC 32D50U 33 10 PACKING PARTS NOT REPLACEMENT ITEM X1 X2 X7 X5 X3 X4 S4 S2 S3 S6 S10 S1 S6 S6 S8 S6 S5 S7 S9 X6 X8 ...