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Troubleshooting
2-6 Samsung Electronics
S-Video output error
27MHz clock
input is normal at
pin 161 in ZIC1?
Analog output
is normal at pin 172,173
in ZIC1?
Check the connection between
pin 161 in ZIC1 and ZY1.
Check the soldering of ZIC1.
Yes
Yes
No
No
Analog signals are
inputted normally at
pin6,2 in VIC01?
Yes
No
Power is
normal at pin 1, 16 in
VIC01?
Yes
No
Yes
Check the connection between
pin172,173 in ZIC1 and pin6,2 in VIC01.
Check the connection betwen
VIC01 and pin 4 in PQ118.
Check the soldering of VIC01.
No
Check the connection between
VIC01 and output jack.
Pin of DAC VDD
in ZIC1 has
normal level?
Check the connection to
positive pin in PE120.
Yes
No
Peak to peak
voltage level of VR101,102?
Y and C signal
appears at output
jack at pin5,4?
No
Yes
Check the cable.
Speater output error
AIC05-5, 8, 14, 18
output is normal?
AIC02
output is normal?
Check AIC01 peripheral
circuit.
Check AIC05 peripheral circuit.
Check AIC02 peripheral circuit.
Check AIC185 peripheral circuit.
Yes
No
No
Yes
AIC185-1,7 output
is normal?
Yes
No