Kenwood NXR-5700, Service Manual

Page: 48 / 122

1-48 (No.RA033<Rev.001>)
4.6 Receiver Section
Item Condition
Measurement Adjustment
Specifications / Remarks
Test-
equipment
Unit
Terminal Unit
Parts Method
1. RD Out-
put level
Adjust
[Analog
Wide] FPU Test mode
1) Adjust Item: [RD Level (Ana-
log Wide)]
Connect the SSG to the RX
ANT.
SSG setting
Frequency: Desired Frequency
Output: -53dBm (501
μ
V)
MOD: 1.0kHz
DEV: ±3.0kHz
SSG
AF VM
Rear RX ANT
Control
I/O Jack
RD (D-
sub25
Pin
No.10)
PC
ADJ 80mV ±5mV
Press [Apply] button to store
the adjustment value.
2. RD Out-
put level
Adjust
[Analog
Narrow] FPU Test mode
1) Adjust Item: [RD Level (Ana-
log Narrow)]
Connect the SSG to the RX
ANT.
Frequency: Desired Frequency
Output: -53dBm (501
μ
V)
MOD: 1.0kHz
DEV: ±1.5kHz
3. RA Out-
put level
Adjust
[Analog
Wide] FPU Test mode
1) Adjust Item: [RA Level (Ana-
log Wide)]
Connect the SSG to the RX
ANT.
SSG setting
Frequency: Desired Frequency
Output: -53dBm (501
μ
V)
MOD: 1.0kHz
DEV: ±3.0kHz
SSG
AF VM
Rear RX ANT
Control
I/O Jack
RA (D-
sub25
Pin
No.11)
PC
ADJ 400mV ±20mV
Press [Apply] button to store
the adjustment value.
4. RA Out-
put level
Adjust
[Analog
Narrow] FPU Test mode
1) Adjust Item: [RA Level (Ana-
log Narrow)]
Connect the SSG to the RX
ANT.
SSG setting
Frequency: Desired Frequency
Output: -53dBm (501
μ
V)
MOD: 1.0kHz
DEV: ±1.5kHz
5. Open
Squelch
Adjust
[Analog
Wide] FPU Test mode
1) Adjust Item: [Open
Squelch(Analog Wide)]
Connect the SSG to the RX
ANT.
SSG setting
Frequency: [Low], [Low’], [Cen-
ter], [High’], [High]
Output : 12dB SINAD level -1dB
MOD: 1.0kHz
DEV: ±3.0kHz SSG
Audio ana-
lyzer
Oscillo-
scope Rear RX ANT PC
ADJ Press [Apply] button to store
the adjustment value.
Note:
Write the fixed value of
“43” when the adjustment
value is 42 or less.
2) SSG output: OFF Check The squelch shall be closed.