Kenwood NXR-901 Service Manual

Also see for NEXEDGE NXR-901: Instruction manual Instruction manual

Contents

NXR-9016INSTALLATION1. OCXO (KXK-3 (M3))1. Before installing the KXK-3 (M3), be sure to turn thepower off.2. Remove the top cover of the TX unit.3. Mount the KXK-3 (M3) using the 5 screws.4. Carefully connect and lock the flat cable to CN1 andCN803, with the conductor side facing in.5. Connect the coaxial cable to CN2 and CN407.6. Connect the 2-pin cable to CN3 and CN807.Fig. 12. External Speaker (KES-5)The NXR-901 has a internal built-in speaker, and the ex-ternal speaker output from the TEST/SPKR connector (15-pin) on the rear of the radio is 3W/4. Use external speakerKES-5.2-1. Connection for the KES-5 With the NXR-901■ When taking the AF output from the TEST/SPKRconnector (15-pin) on the rear of the radioThe following tools are required for changing the connec-tor.• Extracting toolThe following extracting tool is recommended:Molex Inc. Order No.: 11-03-0002 (W05-0878-00)1. Remove the connector with jumper from the externalspeaker connector on the rear panel of the radio. (Fig.2-1)Note: Save the jumper, which is required when the radiois used without the external speaker.2. Remove the terminals with the jumper from the connec-tor housing holes number 9 and 12 using the extractingtool.Removing the jumper lead (Fig. 2-2)1) Insert the extracting tool (11-03-0002) into the connec-tor while pushing the jumper lead in the direction of (a).2) Push the extracting tool into collapse the barbs of thecrimp terminal.3) Pull out the lead while continuing to push the extractingtool in the direction (b).3. Reinsert the terminal with the black and white stripe leadinto hole number 12, and the terminal with the black leadinto hole number 6. (Fig. 2-3)4. Attach the connector to the external speaker connectoron the radio.Note:• Relationship between TEST/SPKR connector (15-pin)connection and speaker output.• When pins 9 and 12 are shorted: Built-in internal speakeris used.• When pins 9 and 12 are open and output is from pins 6and 12: KES-5 is used.Square-type plug(E31-3228-05)AccessoryFig. 2-1Jumper leadCrimp termialCrimp termialBarbsExtracting tool(11-03-0002)(a)(b)Fig. 2-2CN807CN1CN3CN2CN803CN407Conductor side