Kenwood NEXEDGE NX-700 series, Service Manual

Page: 19 / 33

NX-700/700H
19
ADJUSTMENT
Receiver Section
Item
Condition Measurement Adjustment
Specifi cations /
Remarks
Panel test mode PC test mode
Test-
equipment
Unit
Terminal
Unit Parts Method
1. AF level
setting
[Panel test mode]
1) CH-Sig: 1-1
SSG output:
–47dBm (1mV)
(MOD: 1kHz,
Dev: ±1.5kHz)
1) Test Channel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
SSG output:
–47dBm (1mV)
(MOD: 1kHz,
Dev: ±1.5kHz) SSG
DVM
AF VTVM
Dummy
load (4
Ω )
ANT
Ext.SP
connec-
tor
[Panel
tuning
mode]
[ ],[ ]
[PC test
mode]
[ ],[ ]
(Volum
Button in
PC test
mode
screen)
Volume Up/Down
knob to obtain
2.83V AF output.
(2.0W @ 4
Ω load)
2.83V±0.3V
2. Sensitivity 2
Adjust
(BPF adjust) 1) Adj item: [SENS2]
Adjust: [***]
2) Adj item:
[L SENS2]
Õ
[L’ SENS2]
Õ
[C SENS2]
Õ
[H’ SENS2]
Õ
[H SENS2]
Adjust: [***]
Press [<] key to store
the adjustment value.
1) Adj item:
[Sensitivity 2]
2) Adj item: [Low],
[Low’], [Center],
[High’], [High]
Press [Apply All]
button to store the
adjustment value. [Panel
tuning
mode]
[ ],[ ]
[PC test
mode]
[ ],[ ]
Write the value as
followings (Fixed).
[L SENS2] / [Low]
: 98
[L’ SENS2] / [Low’]
: 114
[C SENS2] / [Center]
: 130
[H’ SENS2] / [High’]
: 170
[H SENS2] / [High]
: 212 Variable-Capacitor
Tune voltage is
adjusted.
(Output voltage ad-
justment of IC205)
3. Sensitivity 1
Adjust
(BPF adjust)
1) Adj item: [SENS1]
Adjust: [***]
2) Adj item:
[L SENS1]
Õ
[L’ SENS1]
Õ
[C SENS1]
Õ
[H’ SENS1]
Õ
[H SENS1]
Adjust: [***]
Press [>] key to store
the adjustment value.
1) Adj item:
[Sensitivity 1]
2) Adj item: [Low],
[Low’], [Center],
[High’], [High]
Press [Apply All]
button to store the
adjustment value. Write the value as
followings (Fixed).
[L SENS1] / [Low]
: 90 (Preset)
[L’ SENS1] / [Low’]
: 110 (Preset)
[C SENS1] / [Center]
: 125 (Preset)
[H’ SENS1] / [High’]
: 174 (Fixed)
[H SENS1] / [High]
: 229 (Fixed) Variable-Capacitor
Tune voltage is
adjusted.
(Output voltage ad-
justment of IC206)
[L SENS1] / [Low]
Adjust preset data
up to last RSSI peak.
And sens1 digit +1
data form RSSI last
peak.
[L’SENS1] / [Low’]
[C SENS1] / [Center]
Adjust preset data
up to last RSSI peak.
And sens1 digit -2
data form RSSI last
peak.
SSG output:
-90dBm (7.08uV)
(Mod: 1kHz,
DEV: ±1.5kHz)