7-31
HDMI Output Error
Replace the HIC 1.
Yes
The reset
singnal is normal (5V) at HIC 1
(pin42)?
No
Yes
The VO_CLK
signal is normal at HIC1
(Pin66)?
No
Yes
The
BCLK of HIC 1
(pin12) and IEC958 of HIC 1(pin5)
is normal?
No
Yes
The I2C_CLK
of HIC 1 (pin43) & I2C_DAT of
HIC 1(pin44) is
Check the MIC 1(pin B5, pin A5)
peripheral circuit.
No
Yes
Check the MIC 1(pin F4, pin D3)
peripheral circuit.
Check the MIC 1(pin P 2) periph-
eral
circuit.
Check the MIC 1(pin Y12)
peripheral
circuit.
Check out the
3.3Vcc and 1.8Vcc of
HIC 1(pin13, Pin 16)
Check the HIC 1 peripheral
circuit.
No
Yes
Check the
connector of HDMI cable
with HDMI jack?
No
HDMI Video Output Error
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TEL 13942296513 QQ 376315150 892498299