COLOR TV SERVICE MANUAL - Super TV Servis M+S
COLOR TV SERVICE MANUAL - Super TV Servis M+S
COLOR TV SERVICE MANUAL - Super TV Servis M+S
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5. No raster<br />
OK<br />
Check +B voltage<br />
125 ~ 135V or<br />
0V<br />
Is the voltage at VCC of IC001<br />
ST_1.8V and ST_3.3V?<br />
NO<br />
Check F1701 Fuse<br />
on PSW Board<br />
OPEN<br />
NO<br />
Check/<br />
Replace IC500<br />
NO<br />
Check/ Replace<br />
Q422, T402<br />
YES<br />
Does the square<br />
waveform from PIN<br />
23 of IC500 appear<br />
YES<br />
Is the waveform at<br />
Drain Q408 normal?<br />
Check ST_Voltage<br />
YES<br />
Check IIC bus<br />
lime (SDA, SAC)<br />
OK<br />
Check the voltage of<br />
C1806<br />
Check the voltage at<br />
pin2 of IC801<br />
Check/ Replace F1771<br />
0V<br />
Check/ Replace D1810<br />
0V<br />
Check/ Replace IC810<br />
Check the voltage at<br />
P803B 5.6V<br />
Check the output<br />
IC830, IC840, IC843
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