Kenwood TS-590S Service Manual page 139

Bm –96.5dBm –74dBm
–112.5dBm –99dBm
ATT
D522 Q453
Q521
Q541
Q454
D523
Q522
D524
1dBm]
10.695MHz
t each part.
TX-RX UNIT (X57-785 A/2)
73.095MHz
20mVp-p
20mVp-p
L421
D741
Q742
LEVEL DIAGRAM
–87dBm
–78.5dBm –84.5dBm
D551
L552
D525
D552
IC591
(455kHz)
FM IC
–71.5dBm
–41dBm
(4.3Vp-p)
6
CN61
IC64
RIF
1.6Vp-p 170mVp-p
2.4Vp-p 0.6Vp-p
L376 L374 L763
XF371
RIF 24kHz
–71dBm
–71.5dBm
RXFM
FM CN600
Q551
RIF
IC592
(1.0Vp-p)
AF 1kHz
CONTROL UNIT (X53-446 A/3)
RIF 24kHz
–60dBm
(0.57Vp-p)
7 6 7
25 DSP
IC65 IC66 IC301 IC72
AF 1kHz
14.2MHz
230mVp-p 300mVp-p
310mVp-p 200mVp-p
L762
4 5
IC761
BPF
Q783
FINAL UNIT (X45-391 A/2)
1.2Vp-p
150mVp-p
CN2
Q1
TXRF
TS-590S
AF 1kHz
0.13Vp-p
9.5mVp-p
5 7 1
6 1
10
IC71 IC69
CN800
TXRF
14.2MHz
5.8Vp-p
5.8Vp-p 26.5Vp-p
L8
Q3
L10
Q2
Q4
0.63Vrms
1.9Vp-p
4
IC67 SP
200Vp-p
180Vp-p
ANT
139