Kenwood NXR-710 Service Manual page 44

NXR-710
Item Condition
6. Open FPU Test mode
Squelch 1) Adjust Item: [Open Squelch
Adjust (Analog Narrow)]
[Analog Nar- Connect the SSG to the RX
row] ANT.
SSG setting
Frequency: [Low], [Low'],
[Center], [High'], [High]
Output
: 12dB SINAD level –1dB
MOD: 1.0kHz
DEV: ±1.5kHz
2) SSG output: OFF
7. Open FPU Test mode
Squelch 1) Adjust Item: [Open Squelch
Adjust (NXDN Very Narrow)]
[NXDN Very Connect the SSG to the RX
Narrow] ANT.
SSG setting
Frequency: [Low], [Low'],
[Center], [High'], [High]
Output: 12dB SINAD level
of Analog Narrow –4dB
MOD: OFF
8. Tight FPU Test mode
Squelch 1) Adjust Item: [Tight Squelch
Adjust (Analog Wide)]
[Analog Connect the SSG to the RX
Wide] ANT.
SSG setting
Frequency: [Low], [Low'],
[Center], [High'], [High]
Output
: 12dB SINAD level +6dB
MOD: 1.0kHz
DEV: ±3.0kHz
2) SSG output: OFF
9. Tight FPU Test mode
Squelch 1) Adjust Item [Tight Squelch
Adjust (Analog Narrow)]
[Analog Nar- Connect the SSG to the RX
row] ANT.
SSG setting
Frequency: [Low], [Low'],
[Center], [High'], [High]
Output
: 12dB SINAD level +8dB
MOD: 1.0kHz
DEV: ±1.5kHz
2) SSG output: OFF
44
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
SSG Rear RX ANT
Audio
analyzer
Oscilloscope
Adjustment
Parts Method
PC Press [Apply] button to store
ADJ the adjustment value.
Note:
Write the fi xed value of "30"
when the adjustment value is
24 or less.
Check The squelch shall be closed.
PC Press [Apply] button to store
ADJ the adjustment value.
PC Press [Apply] button to store
ADJ the adjustment value.
Check The squelch shall be closed.
PC Press [Apply] button to store
ADJ the adjustment value.
Check The squelch shall be closed.
Specifi cations / Remarks