Kenwood TS-590S Service Manual page 75

Item Condition
24. PRE-AMP 1) Display f.: 14.200MHz
gain Mode: USB
PRE-AMP: ON
AGC: FAST
AF output: 0.63V/8Ω
SSG f.: 14.201MHz
SSG output: –119dBm (0.25µV)
2) PRE-AMP: OFF
25. RF ATT 1) Display f.: 14.200MHz
Mode: USB
ATT: ON
AGC: FAST
AF output: 0.63V/8Ω
SSG f.: 14.201MHz
SSG output: –107dBm (1µV)
2) PRE-AMP: OFF
26. NB gain 1) Display f.: 14.200MHz
Mode: USB
PRE-AMP: ON
AGC: FAST
NB1: ON
SSG f.: 14.201MHz
SSG output: –103dBm (1.58µV)
2) NB1: OFF → ON
27. VGS-1 1) Disconnect the antenna cable
(Option) from the transceiver.
Connect the VGS-1 to CN901
on the Control unit (A/3).
Display f.: 14.100MHz
Mode: USB
AF knob: MIN
2) Connect a microphone to the
MIC jack.
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
SSG Rear ANT 1
panel
Oscilloscope EXT.SP
AF V.M
DM.SP
DC V.M TX-RX TP601 TX-RX
(B/2) (NB) (B/2)
SSG Rear ANT1
panel
Oscilloscope EXT.SP
AF V.M
DM.SP
Noise G.
Front
panel
TS-590S
Adjustment
Parts Method
Set the AF level at
0dB.
Check the AF level. –(5~15)dB
Set the AF level at
0dB.
Check the AF level. –(10~14)dB
L653 Voltage min. 4V or less
L664
L665
Adjust output of Noise should disappear when
noise generator to NB1 is ON.
S5, and check.
[PF A] 1 push The display frequency can be
heard vocally.
[CH1] Hold down [CH1]
key, and talk into
the microphone for
approximately 10
seconds.
Press the [CH1] key The recorded voice message
again. is played back.
Specifi cations / Remarks
75