Kenwood TK-2170 Service Manual

Also see for TK-2170 SERIES: Service manual Function reference Instruction manual Instruction manual Specifications

TK-217048Item ConditionMeasurement AdjustmentSpecifications/RemarksTest-equipment Unit Terminal PartsUnit MethodADJUSTMENT1. Sensitivity 1) Adj item : [SENS_] SSG Panel ANT Panel Selector Adjust for Rotate the selector knob andadjust Adjust : [✳✳✳] knob RSSI MAX increase the adjustment value2) Adj item : [S.ENS_] → AF VTVM SP/MIC starting from “1” to obtain[S.E.NS_] → [S.E.N.S_] → Oscilloscope RSSI MAX.[S.E.N.S._] → [S.E.N.S._.]Adjust : [✳✳✳]SSG output : –103dBm (1.58μV)(MOD : 1kHz/± 1.5kHz)2. Sensitivity [Panel test mode] Check 13dB SINAD or morecheck 1) CH-Sig : 1-1SSG outputWide : –117dBm (0.32μV)(MOD : 1kHz/± 3kHz)Narrow : –116dBm (0.35μV)(MOD : 1kHz/± 1.5kHz)3. Squelch 1) Adj item : [SQL_ _] Panel Selector After input signal After adjusting SQL, check(Preset) Adjust : [✳✳✳.] knob from SSG, press [B] SQL open/close.adjust SSG output : –119dBm (0.25μV) key. That numeric SSG –118dBm : Open• Narrow (MOD : 1kHz/± 1.5kHz) will be stored in SSG OFF : Closememory.• Wide 2) Adj item : [SQL_ _]Adjust : [✳✳✳]SSG output : –120dBm (0.22μV)(MOD : 1kHz/± 3.0kHz)4. Low RSSI 1) Adj item : [LRSSI] After input signaladjust Adjust : [✳✳✳.] from SSG, press [B]• Narrow SSG output : –118dBm (0.28μV) key. That numeric(MOD : 1kHz/± 1.5kHz) will be stored inmemory.2) Adj item : [L.RSSI] →[L.R.S.SI] → [L.R.S.S.I.]Adjust : [✳✳✳.]5. Squelch 1) Adj item : [SQLT_] After input signal After adjusting SQL, check(Tight) Adjust : [✳✳✳.] from SSG, press [B] SQL open/close.adjust SSG output : –115dBm (0.4μV) key. That numeric SSG –113dBm : Open• Narrow (MOD : 1kHz/± 1.5kHz) will be stored in SSG OFF : Closememory.• Wide 2) Adj item : [SQLT_]Adjust : [✳✳✳]SSG output : –116dBm (0.35μV)(MOD : 1kHz/± 3.0kHz)6. High RSSI 1) Adj item : [HRSSI] After input signaladjust Adjust : [✳✳✳.] from SSG, press [B]• Narrow SSG output : –70dBm (70.8μV) key. That numeric(MOD : 1kHz/± 1.5kHz) will be stored inmemory.2) Adj item : [H.RSSI] →[H.R.S.SI] → [H.R.S.S.I.]Adjust : [✳✳✳.]Receiver Section