
- 28 -
No Audio
Push the POWER
ON key
Replace the MSP
Power error or
replace
IC605(TC74LCX157)
Power Error
Check the interfacing ciruit of
HDMI or replace STi5100
accordingly w.r.t the mode.
Check
the Condition
of all Connectors,
wafers, I2C In
corresponding
Signal flow?
Check the
supply voltage 8V
across L403
Check the
MUX I2S output
At R491,493,494 On
jack board
Check audio
output at MSP across
R429-431.
Check the
PWM output of NSP
across
R436-439
Check the
Amplifier output level
At L423-426
Check 18V
supply at L421
Check
3.3V supply across
L402 and 1.8V at
C448
Is the
Set ON?
Check the DTV
HDMI I2S signal atR183,
184,186 and R1218-1220
respectively according to The
corresponding mode On
main board
YES
Turn OFF the Mute
Is the
Mute ON?
Increase the Volume
Is
Volume level Of
the set?
Correct them
Replace NSP
Power Error
Replace
TAS5122(amp)
There may be some
error in Audio
source.
TROUBLESHOOTING DTV/HDMI-Audio
Содержание 32LC2DB Series
Страница 32: ... 32 EXPLODED VIEW 32LC2D 010 020 050 120 140 030 160 040 150 110 080 090 100 070 060 060 130 ...
Страница 34: ... 34 EXPLODED VIEW 37LC2D 010 020 050 130 150 030 170 040 160 120 090 100 110 071 070 080 060 080 140 ...
Страница 36: ... 36 EXPLODED VIEW 42LC2D 010 020 050 060 060 050 070 080 130 150 030 160 040 120 090 100 110 140 ...
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Страница 61: ...May 2006 Printed in Korea P NO 38289S0043 ...