Kenwood TK-280 Service Manual page 50

TK-280
Receiver Section [Panel Tuning Mode except when Panel TEST Mode is specified.]
Item Condition
3. Squelch 1) Adj item [n SQL]
(Preset) Adjust [∗∗∗]
Adjust SSG OUT:
12dB SINAD level
[Narrow] 2) Adj item
[nL SQL]
Adjust [∗∗∗]
[Semi wide] 3) Adj item [s SQL]
Adjust [∗∗∗]
12dB SINAD level
4) Adj item
[sL SQL]
Adjust [∗∗∗]
[Wide] 5) Adj item [w SQL]
Adjust [∗∗∗]
12dB SINAD level
6) Adj item
[wL SQL]
Adjust [∗∗∗]
4. RSSI 1) Adj item [n LRSI]
(Low) Adjust [∗∗∗]
Adjust SSG OUT:
[Narrow] 12dB SINAD level
2) Adj item
[nL LRSI]
Adjust [∗∗∗]
[Semi wide] 3) Adj item [s LRSI]
Adjust [∗∗∗]
12dB SINAD level
4) Adj item
[sL LRSI]
Adjust [∗∗∗]
[Wide] 5) Adj item [w LRSI]
Adjust [∗∗∗]
12dB SINAD level
6) Adj item
[wL LRSI]
Adjust [∗∗∗]
5. Squelch [Panel Test Mode]
(Preset) 1) CH-Sig:1-1
Check SSG OUT:
12dB SINAD level
2) SSG OUT:OFF
50
ADJUSTMENT
Measurement
Test equipment
SSG Panel
AF VTVM
Oscilloscope
[nC SQL] [nH SQL]
[sC SQL] [sH SQL]
[wC SQL] [wH SQL]
[nC LRSI] [nH LRSI]
[sC LRSI] [sH LRSI]
[wC LRSI] [wH LRSI]
Unit Terminal Unit
ANT Panel
Universal
Connector
Adjustment
Specifications/
Remark
Parts Method
Encoder Adjust to point
knob of opening
squelch.
After input
signal from
SSG,press
[D] key.
That
numeric will
be stored
in memory.
Check Squelch must
be opened.
Squelch must
be closed.