Sony RMT-D254A Service Manual page 76

HDMI Output Error
Check the
connector of HDMI cable
with HDMI jack?
Yes
The reset
singnal is normal (5V) at HIC 1
(pin42)?
Yes
The VO_CLK
signal is normal at HIC1
(Pin66)?
Yes
The
BCLK of HIC 1
(pin12) and IEC958 of HIC 1(pin5)
is normal?
Yes
The I2C_CLK
of HIC 1 (pin43) & I2C_DAT of
HIC 1(pin44) is
Yes
Check out the
3.3Vcc and 1.8Vcc of
HIC 1(pin13, Pin 16)
Yes
Replace the HIC 1.
No
HDMI Video Output Error
Check the MIC 1(pin Y 12)
No
peripheral
circuit.
Check the MIC 1(pin P 2) periph-
No
eral
circuit.
Check the MIC 1(pin F4, pin D3)
No
peripheral circuit.
Check the MIC 1(pin B5, pin A5)
No
peripheral circuit.
Check the HIC 1 peripheral
No
circuit.
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