LC-32D42U/LC-37D42U
6 – 8
No video output from HDMI input (INPUT5)
INPUT5
Are signals fed from HDMI (SC1502) connector to input terminals
H_RX0
±
(pins 8 and 9), H_RX1
±
(pins 11 and 12, H_RX2
±
(pins
14 and 15) and H_RXC
±
(pins 5 and 6) of IC1507 (TMDS_SW)?
NO
Is IC1502 (E
2
PROM) accessed with I2C when connecting HDMI
device and is DDC_I2C _CLOCK/DATA data read out?
YES
YES
NO
Check IC1502 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 B19 and A19), H_RX1
±
(pins A18 and B18),
H_RX2
±
(pins D18 and C18) and H_RXC
±
(pins C19 and D19)
of IC8101?
NO
Check IC1507 (TMDS_SW) and peripheral circuits.
For INPUT5, pin 21 is High.
YES
Are digital video (LVDS) signals sent from pins 37-42 and 45-48
of IC2602?
NO
Check IC2602 and peripheral circuits.
Are digital video (COMOS) signal sent from IC8101 (DVODATA 0
~ 23, DVOCLKO, DVODE, DVOHSYNC, DVOVSYNC)?
NO
Check IC8101 and peripheral circuits.
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 web site of each manufacturer, or contact the customer service center of each manufacturer.
Содержание LC-32D42U
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Страница 54: ...LC 32D42U LC 37D42U 9 5 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 MAIN Unit Side B ...
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Страница 102: ...LC 32D42U LC 37D42U 10 41 MAIN Unit 20 20 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 pwfs wpmubhf epufdujpo Mbudi djsdvju ...
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Страница 104: ...LC 32D42U LC 37D42U 10 43 4 AV TERMINAL Unit AV TERMINAL Unit 1 2 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
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Страница 108: ...LC 32D42U LC 37D42U 10 47 5 KEY Unit A C B D E F G H 1 2 3 4 5 6 ...
Страница 135: ...LC 32D42U LC 37D42U 27 11 PACKING PARTS NOT REPLACEMENT ITEM S3 S2 S4 S7 S12 S1 S7 S7 S8 S9 S7 S5 S6 S10 S11 ...