Kenwood NX-720 Service Manual page 55

Item
Panel tuning mode
8. Squelch 1) Adj item: [SQLT]
(Tight) Adjust: []
2) Adj item:
[Analog [S.QLT]
Narrow] [S.Q.LT]
[S.Q.L.T]
[S.Q.L.T.]
[S.Q.L.T. _.]
SSG output: 12dB
SINAD level + 4dB
(MOD: 1kHz/±1.5kHz)
[Analog 1) Adj item: [SQLT]
Wide 4k] Adjust: []
2) Adj item:
[S.QLT]
[S.Q.LT]
[S.Q.L.T]
[S.Q.L.T.]
[S.Q.L.T. _.]
SSG output: 12dB
SINAD level + 4dB
(MOD: 1kHz/±2.4kHz)
[Analog 1) Adj item: [SQLT]
Wide 5k] Adjust: []
2) Adj item:
[S.QLT]
[S.Q.LT]
[S.Q.L.T]
[S.Q.L.T.]
[S.Q.L.T. _.]
SSG output: 12dB
SINAD level + 4dB
(MOD: 1kHz/±3kHz)
ADJUSTMENT
Condition
PC test mode
equipment
1) Adj item: SSG
[Tight Squelch AF VM
(Analog Narrow)] 4
2) Adj item: [Low], Dummy
[Low'], [Center], load
[High'], [High] Distortion
SSG output: 12dB meter
SINAD level + 4dB Oscillo-
(MOD: 1kHz/±1.5kHz) scope
1) Adj item:
[Tight Squelch
(Analog Wide 4k)]
2) Adj item: [Low],
[Low'], [Center],
[High'], [High]
SSG output: 12dB
SINAD level + 4dB
(MOD: 1kHz/±2.4kHz)
1) Adj item:
[Tight Squelch
(Analog Wide 5k)]
2) Adj item: [Low],
[Low'], [Center],
[High'], [High]
SSG output: 12dB
SINAD level + 4dB
(MOD: 1kHz/±3kHz)
Measurement
Test-
Unit Terminal Unit
ANT
Ext.SP
con-
nector
NX-720(G)/720
Adjustment
Parts Method
[Panel tuning mode] "Squelch (Tight)"
After input signal will not be adjusted
from SSG, press correctly if MOD or
[ ] key to store Deviation is wrong.
the adjustment
value. Remark:
During production,
[PC test mode] a fi xed value is writ-
After input signal ten.
from SSG, press
·Analog Narrow
[Apply] button to
[S.QLT]→ 248
store the adjust-
[S.Q.LT]→ 248
ment value.
[S.Q.L.T]→ 248
[S.Q.L.T.]→ 248
[S.Q.L.T._.]→ 248
·Analog Wide 4k
[S.QLT]→ 252
[S.Q.LT]→ 252
[S.Q.L.T]→ 252
[S.Q.L.T.]→ 252
[S.Q.L.T._.]→ 252
·Analog Wide 5k
[S.QLT]→ 255
[S.Q.LT]→ 255
[S.Q.L.T]→ 255
[S.Q.L.T.]→ 255
[S.Q.L.T._.]→ 255
Specifi cations/
Remarks
55