Kenwood TK-8180H Service Manual page 65

TK-8180H/8182H
Item Condition
2. Sensitivity [Panel test mode]
check 1) CH-Sig : 1-1
SSG output
Wide : –117dBm (0.32µV)
(MOD : 1kHz/± 3kHz)
Narrow : –116dBm (0.35µV)
(MOD : 1kHz/± 1.5kHz)
3. Squelch 1) Adj item : [SQL5_]
(Preset) Adjust : [✳✳✳.]
adjust SSG output : 12dB SINAD level
• Narrow (MOD : 1kHz/± 1.5kHz)
2) Adj item : [S.QL5_] →
[S.Q.L.5_] → [S.Q.L.5._.]
Adjust : [✳✳✳.]
• Wide 3) Adj item : [SQL5_]
Adjust : [✳✳✳]
SSG output : 12dB SINAD level
(MOD : 1kHz/± 3.0kHz)
4) Adj item : [S.QL5_] →
[S.Q.L.5_] → [S.Q.L.5._.]
Adjust : [✳✳✳]
4. Low RSSI 1) Adj item : [LRSI_]
adjust Adjust : [✳✳✳.]
• Narrow SSG output : 12dB SINAD level
(MOD : 1kHz/± 1.5kHz)
2) Adj item : [L.RSI_] →
[L.R.S.I_] → [L.R.S.I._.]
Adjust : [✳✳✳.]
• Wide 3) Adj item : [LRSI_]
Adjust : [✳✳✳]
SSG output : 12dB SINAD level
(MOD : 1kHz/± 3.0kHz)
4) Adj item : [L.RSI_] →
[L.R.S.I_] → [L.R.S.I._.]
Adjust : [✳✳✳]
5. Squelch 1) Adj item : [SQL9_]
(Tight) Adjust : [✳✳✳.]
adjust SSG output
• Narrow : 12dB SINAD+5dB level
(MOD : 1kHz/± 1.5kHz)
2) Adj item : [S.QL9_] →
[S.Q.L.9_] → [S.Q.L.9._.]
Adjust : [✳✳✳.]
• Wide 3) Adj item : [SQL9_]
Adjust : [✳✳✳]
SSG output
: 12dB SINAD+5dB level
(MOD : 1kHz/± 3.0kHz)
4) Adj item : [S.QL9_] →
[S.Q.L.9_] → [S.Q.L.9._.]
Adjust : [✳✳✳]
64
ADJUSTMENT (TK-8182H)
Measurement
Test-
Unit Terminal
equipment
SSG Rear ANT
panel
AF VTVM EXT. SP
Oscilloscope
Adjustment
Unit Parts Method
Check
After input signal
from SSG, press [B] SQL open/close.
key. That numeric
will be stored in
memory.
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
12dB SINAD or more
After adjusting SQL, check
SSG 12dB SINAD level + 4dB
: Open
SSG 12dB SINAD level – 6dB
: Close
The following erroneous
irregular RSSI adjustment,
such as pressing the [B] key
assigned for determination
when it is the ANT OPEN
state, is performed.
• Scan does not stop.
After adjusting SQL, check
SSG 12dB SINAD level +10dB
: Open
SSG 12dB SINAD level
: Close