Kenwood TK-3148 Service Manual page 48

TK-3148
Item Condition
4. RSSI (Low) 1) Adj item [LRSI]
Adjust Adjust [ *** ]
[Narrow] SSG output
: 12dB SINAD level
2) Adj item
[L LRSI] → [C LRSI] →
[H LRSI]
Adjust [ *** ]
[Wide] 3) Adj item [w LRSI]
Adjust [ *** ]
SSG output
: 12dB SINAD level
4) Adj item
[wL LRSI] → [wC LRSI] →
[wH LRSI]
Adjust [ *** ]
5. Squelch [Panel Test Mode]
(Preset) 1) CH-Sig: 1-1
Check SSG output
: 12dB SINAD level
2) SSG output: OFF
6. RSSI (High) 1) Adj item [HRSI]
Adjust Adjust [ *** ]
[Narrow] SSG output: –70dBm (70.7µV)
2) Adj item
[L HRSL] → [C HRSL] →
[H HRSL]
Adjust [ *** ]
[Wide] 3) Adj item
[wL HRSL] → [wC HRSL] →
[wH HRSL]
Adjust [ *** ]
Adjustment points
TX-RX unit (X57-6413-01) (A/3)
Foil side view
48
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
SSG Panel ANT Panel
AF VTVM Universal
Oscilloscope connector
Panel
TC1
CV
TC2
Adjustment
Parts Method
Encoder After input signal
knob from SSG, press [B]
Squelch key.
That numeric will be
stored in memory
Check Squelch must be opened.
Squelch must be closed.
Encoder After input signal
knob from SSG, press [B]
Squelch key.
That numeric be
stored in memory
BPF
ANT
Specifi cations / Remarks