Kenwood TK-7180H Service Manual page 54

Item Condition
4. Low RSSI 1) Adj item : [n LRSSI]
adjust Adjust : [✳✳✳]
• Narrow SSG output : 12dB SINAD level AF VTVM
(MOD : 1kHz/± 1.5kHz)
2) Adj item : [nL LRSSI] →
[nC LRSSI] → [nH LRSSI]
Adjust : [✳✳✳]
• Wide 4k 3) Adj item : [s LRSSI]
Adjust : [✳✳✳]
SSG output : 12dB SINAD level
(MOD : 1kHz/± 2.4kHz)
4) Adj item : [sL LRSSI] →
[sC LRSSI] → [sH LRSSI]
Adjust : [✳✳✳]
• Wide 5k 5) Adj item : [w LRSSI]
Adjust : [✳✳✳]
SSG output : 12dB SINAD level
(MOD : 1kHz/± 3.0kHz)
6) Adj item : [wL LRSSI] →
[wC LRSSI] → [wH LRSSI]
Adjust : [✳✳✳]
5. Squelch 1) Adj item : [n SQLT]
(Tight) Adjust : [✳✳✳]
adjust SSG output
• Narrow : 12dB SINAD+5dB level
(MOD : 1kHz/± 1.5kHz)
2) Adj item : [nL SQLT] →
[nC SQLT] → [nH SQLT]
Adjust : [✳✳✳]
• Wide 4k 3) Adj item : [s SQLT]
Adjust : [✳✳✳]
SSG output
: 12dB SINAD+5dB level
(MOD : 1kHz/± 2.4kHz)
4) Adj item : [sL SQLT] →
[sC SQLT] → [sH SQLT]
Adjust : [✳✳✳]
• Wide 5k 5) Adj item : [w SQLT]
Adjust : [✳✳✳]
SSG output
: 12dB SINAD+5dB level
(MOD : 1kHz/± 3.0kHz)
6) Adj item : [wL SQLT] →
[wC SQLT] → [wH SQLT]
Adjust : [✳✳✳]
ADJUSTMENT (TK-7180H)
Measurement
Test-
Unit Terminal
equipment
SSG Rear ANT
panel
EXT. SP
Oscilloscope
TK-7180H/7182H
Adjustment
Unit Parts Method
After input signal
from SSG, press [B] performance may occur if any
key. That numeric
will be stored in
memory.
After input signal
from SSG, press [B] SQL open/close.
key. That numeric
will be stored in
memory.
Specifications/Remarks
The following erroneous
irregular RSSI adjustment,
such as pressing the [B] key
assigned for determination
when it is the ANT OPEN
state, is performed.
• The antenna bar ( ) cannot
appear correctly.
• Scan does not stop.
After adjusting SQL, check
SSG 12dB SINAD level +10dB
: Open
SSG 12dB SINAD level
: Close
[nC SQLT] MOD 1kHz/± 1.5kHz
[sC SQLT] MOD 1kHz/± 2.4kHz
[wC SQLT] MOD 1kHz/± 3.0kHz
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