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KCH-16
53
ADJUSTMENT
Item
Condition
Measurement
Adjustment
Specifi cations / Remarks
Test-
equipment
Unit
Terminal
Unit
Parts
Method
4. RSSI
(–70dBm)
adjust
• Wide
1) Adj item: [W HRSI]
Adjust: [***]
2) Adj item: [WL HRSI]
→
[WC HRSI]
→
[WH HRSI]
Adjust: [***]
SSG output: –70dBm (70.8µV)
(MOD: 1kHz/±3kHz)
SSG
AF VTVM
Oscillo-
scope
Rear
panel
ANT
EXT.SP
Front
panel
[Orange] After input signal
from SSG, press
[Orange] key.
That numeric will be
stored in memory.
• Narrow
3) Adj item: [N HRSI]
Adjust: [***]
4) Adj item: [NL HRSI]
→
[NC HRSI]
→
[NH HRSI]
Adjust: [***]
SSG output: –70dBm (70.8µV)
(MOD: 1kHz/±1.5kHz)
• P25
5) Adj item: [A HRSI]
Adjust: [***]
6) Adj item: [AL HRSI]
→
[AC HRSI]
→
[AH HRSI]
Adjust: [***]
SSG output: –70dBm (70.8µV)
5. AF level
setting
[Panel test mode]
1) CH-Sig: 1-1
SSG output: –47dBm (1mV)
(MOD: 1kHz/±3kHz)
SSG
DVM
AF VTVM
4
Ω
dummy
load
Rear
panel
ANT
EXT.SP
Front
panel
Volume
Knob
Turn the Volume
Knob to obtain 2.0V
AF output.
2.0V±0.1V
6. Sensitivity
Check
• Wide
1) CH-Sig: 1-1
SSG output: –117dBm (0.32µV)
(MOD: 1kHz/±3kHz)
SSG
AF VTVM
Oscillo-
scope
Check
12dB SINAD or more
2) CH-Sig: 2-1
3) CH-Sig: 3-1
• Narrow
4) CH-Sig: 1-1
SSG output: –117dBm (0.32µV)
(MOD: 1kHz/±1.5kHz)
5) CH-Sig: 2-1
6) CH-Sig: 3-1
7. Squelch
(Threshold)
adjust
• Wide
1) Adj item: [W SQOW]
Adjust: [***]
2) Adj item: [WL SQOW]
→
[WC SQOW]
→
[WH SQOW]
Adjust: [***]
SSG output
: 12dB SINAD level –3dB
(MOD: 1kHz/±3kHz)
SSG
AF VTVM
Oscillo-
scope
Rear
panel
ANT
EXT.SP
Front
panel
[Orange] After input signal
from SSG, press
[Orange] key.
That numeric will be
stored in memory.
After adjusting SQL, check
SQL open/close.
[Panel test mode]
1) CH-Sig: 1-1
SSG 12dB SINAD or less
: Open
SSG –130dBm (0.07µV)
: Close
2) CH-Sig: 2-1
SSG 12dB SINAD or less
: Open
SSG –130dBm (0.07µV)
: Close
3) CH-Sig: 3-1
SSG 12dB SINAD or less
: Open
SSG –130dBm (0.07µV)
: Close