Sony KD-43X8301C Service Manual page 99

3-3-5. 3 Times Blinking (HDMI EQ Error)
BMFL/BMFW board
3-time blinking
Check
VS GND impedance
of +1.0V_HDMI
at HDMI EQ side
(ex.C5335)
OK
Check
VS GND impedance
of EQ_+3.3V_MAIN
at HDMI EQ side
(ex.C5317)
OK
Check
VS GND impedance
of +5V_BOSTON
at HDMI EQ side
(ex.C5351)
OK
KD-43/49X8301C (FW-43/49X8370C), 8305C, 8307C, 8308C, 8309C
NG
IC5212
NG
IC5212
NG
IC5212
Check
NG
I2C_C bus signal.
at CL5259 and Or IC1000
CL5261.
OK
Check
Voltage
of +1.0V_HDMI,
NG
EQ_+3.3V_MAIN,
+5V_BOSTON
at HDMI EQ side
(ex.C5335, C5317,
and C5351, )
OK
Check
NG
Frequency of X'tal
(X5202)
27MHz?
OK
IC1000
TROUBLE SHOOTING
IC5212
Power,
DDCON
X'tal or
around parts.
X5202,
R5478(100ohm),
R5368(1Mohm)
C5298(10pF)
C5297(12pF)
99