Kenwood TK-8180 Service Manual Supplement

Also see for TK-8180: Modification Information Function reference Brochure & specs Specification Instruction manual

Contents

TK-818025Item ConditionMeasurement AdjustmentSpecifications/RemarksTest-equipment Unit Terminal PartsUnit MethodADJUSTMENT1. Sensitivity 1) Adj item : [SENS1] SSG Rear ANT Front [ ],[ ] Enter the following Note : After replacing theadjust Adjust : [✳✳✳] panel panel adjustment values EEPROM (IC401) aline2) Adj item : [L SENS1] → AF VTVM EXT. SP to the transceiver sensitivity.[L’ SENS1] → [C SENS1] → Oscilloscope by pressing [ ] and[H’ SENS1] → [H SENS1] [ ] keys.Adjust : [✳✳✳] [L SENS1]: 70 K 95 K2[L’ SENS1]: 90 K 123 K2[C SENS1]: 115 K 151 K2[H’ SENS1]: 138 K 173 K2[H SENS1]: 164 K 195 K2After setting theadjustment value,press [B] key.The adjustmentvalue will be storedin memory.2. Sensitivity [Panel test mode] Check 12dB SINAD or morecheck 1) CH-Sig : 1-1SSG outputWide 5k : –116dBm (0.35μV)(MOD : 1kHz/± 3kHz)Narrow : –116dBm (0.35μV)(MOD : 1kHz/± 1.5kHz)3. Squelch 1) Adj item : [n SQL] After input signal After adjusting SQL, check(Preset) Adjust : [✳✳✳] from SSG, press [B] SQL open/close.adjust SSG output : 12dB SINAD level key. That numeric SSG 12dB SINAD level + 4dB• Narrow (MOD : 1kHz/± 1.5kHz) will be stored in : Openmemory. SSG 12dB SINAD level – 6dB2) Adj item : [nL SQL] → : Close[nC SQL] → [nH SQL] [nC SQL] MOD 1kHz/± 1.5kHzAdjust : [✳✳✳] [sC SQL] MOD 1kHz/±2.4kHz[wC SQL] MOD 1kHz/± 3.0kHz• Wide 4k 3) Adj item : [s SQL]Adjust : [✳✳✳]SSG output : 12dB SINAD level(MOD : 1kHz/± 2.4kHz)4) Adj item : [sL SQL] →[sC SQL] → [sH SQL]Adjust : [✳✳✳]• Wide 5k 5) Adj item : [w SQL]Adjust : [✳✳✳]SSG output : 12dB SINAD level(MOD : 1kHz/± 3.0kHz)6) Adj item : [wL SQL] →[wC SQL] → [wH SQL]Adjust : [✳✳✳]Receiver Section (K market model skips adjustment of Wide 4k)