Sangean H201 Bedienungsanleitung PDF herunterladen (Seite 17)

TROUBLESHOOTING FLOW CHART

( 1 ) Power can not be turned on

No Check whether battery supply

circuit is normal.

Check whether the C38 exceeds

2V DC.

Then replace the abnormal parts.

Yes

Press the power key and check No

whether the pin 56 of IC200 exceeds Check whether the D203 is normal.

2V DC.

Yes

Check the Q200, Q207, and IC201 is

normal.

( 2 ) Weak sensitivity in AM band

Check whether the IF waveform is

normal.

Check the IC1 circuit and adjust T1.

Then replace the abnormal parts.

Yes

Check whether the tuning voltage

range is normal.

Check L4 and TC3 replace the

abnormal

Yes

Do the alignment of 600KHz, No

1400KHz minimize the tracking

error?

Check L1 and TC1 replace the

abnormal parts.

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Sangean H201 Bedienungsanleitung Seite 17