TK-3170
19
Item Condition
Measurement Adjustment
Specifications/Remarks
Test-
equipment
Unit Terminal PartsUnit Method
ADJUSTMENT
1. Sensitivity 1) Adj item : [SENS_] SSG Panel ANT Panel
Selector
Adjust for Rotate the selector knob and
adjust Adjust : [✳✳✳] knob RSSI MAX increase the adjustment value
2) 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 more
check 1) CH-Sig : 1-1
SSG output
Wide : –117dBm (0.32µV)
(MOD : 1kHz/±3.0kHz)
Narrow : –115dBm (0.4µV)
(MOD : 1kHz/±1.5kHz)
3. Squelch 1) Adj item : [SQL_ _] Panel After input signal After adjusting SQL, check
(Preset) Adjust : [✳✳✳.] from SSG, press [B] SQL open/close.
adjust SSG output :
–118dBm (0.28µV)
key. That numeric SSG –116dBm : Open
• Narrow (MOD : 1kHz/± 1.5kHz) will be stored in SSG OFF : Close
memory.
• Wide 2) Adj item : [SQL_ _]
Adjust : [✳✳✳]
SSG output :
–118dBm (0.28µV)
(MOD : 1kHz/±3.0kHz)
4. Low RSSI 1) Adj item : [LRSSI] After input signal
adjust Adjust : [✳✳✳.] from SSG, press [B]
• Narrow SSG output :
–118dBm (0.28µV)
key. That numeric
(MOD : 1kHz/±1.5kHz) will be stored in
memory.
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 :
–113dBm (0.5µV)
key. That numeric SSG –111dBm : Open
• Narrow (MOD : 1kHz/± 1.5kHz) will be stored in SSG OFF : Close
memory.
• Wide 2) Adj item : [SQLT_]
Adjust : [✳✳✳]
SSG output :
–114dBm (0.45µV)
(MOD : 1kHz/±3.0kHz)
6. High RSSI 1) Adj item : [HRSSI] After input signal
adjust Adjust : [✳✳✳.] from SSG, press [B]
• Narrow SSG output :
–70dBm (70.8µV)
key. That numeric
(MOD : 1kHz/±1.5kHz) will be stored in
memory.
2) Adj item : [H.RSSI] →
[H.R.S.SI] → [H.R.S.S.I.]
Adjust : [✳✳✳.]
Receiver Section
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