Kenwood TK-3148 Service Manual

Also see for TK-3148: Service manual

Contents

TK-314848ADJUSTMENTItem ConditionMeasurement AdjustmentSpecifications / RemarksTest-equipment Unit Terminal Unit Parts Method4. RSSI (Low)Adjust[Narrow]1) Adj item [LRSI]Adjust [***]SSG output: 12dB SINAD levelSSGAF VTVMOscilloscopePanel ANTUniversalconnectorPanel EncoderknobSquelchAfter input signalfrom SSG, press [B]key.That numeric will bestored in memory2) Adj item[L LRSI] → [C LRSI] →[H LRSI]Adjust [***][Wide] 3) Adj item [w LRSI]Adjust [***]SSG output: 12dB SINAD level4) Adj item[wL LRSI] → [wC LRSI] →[wH LRSI]Adjust [***]5. Squelch(Preset)Check[Panel Test Mode]1) CH-Sig: 1-1SSG output: 12dB SINAD levelCheck Squelch must be opened.2) SSG output: OFF Squelch must be closed.6. RSSI (High)Adjust[Narrow]1) Adj item [HRSI]Adjust [***]SSG output: –70dBm (70.7μV)Panel EncoderknobSquelchAfter input signalfrom SSG, press [B]key.That numeric bestored in memory2) Adj item[L HRSL] → [C HRSL] →[H HRSL]Adjust [***][Wide] 3) Adj item[wL HRSL] → [wC HRSL] →[wH HRSL]Adjust [***]Adjustment pointsTX-RX unit (X57-6413-01) (A/3)Foil side viewTC2 ANTBPFCVTC1