Kenwood TS-590S Service Manual page 137

z MCF
Q641
2SC3356-A
1
56
MHz
(RX:73.095M→10.695MHz)
(TX:10.695M→73.095MHz)
RX 2nd MIXER/TX MIXER
AMP
RX 2nd
Hz)
D422,D423
IF AMP1
HSM88ASR-Ex2
→RX
→RX
391
Q451
D461,D462
↑TX
551AF TX↓
2SC5551AF
D463,D464
HVC131x4
MP
TX IF AMP
TX ATT
ATT
(ALC)
73.095
Q721
MHz
3SK293-F
TGC
PGC
D/A ALC
D/A
VSF
POWER
POC
ALG
CONTROL
AMB
Q803,Q804
2SC5383-T111x2
Q805
VSR 2SC4617(R)
VSWR
Q806
PROTECT
PRO
2SK208-F(Y)
IC801
Q807
NJM12904V
2SC5383-T111
IC802
ID
ID
TC4W53FU-F
PROTECT
AMP IC803
IC801
NJM12904V
31
NJM12904V
56-A
CONTROL UNIT
(X53-446 A/3)
FMOD
UAI
UAO
MULTI/CH
DISPLAY UNIT
S952
(X54-370 B/6)
T99-0653
DISPLAY UNIT
(X54-370 C/6)
HI/LO
(SHIFT/WIDTH)
NOTCH/SQL
S953
VR954
W02-3737
R31-0677
BLOCK DIAGRAM
TX-RX UNIT(X57-785 B/2)
NOISE BLANKER
NB AMP1
Q651
2SC3356-A
NB
Q652,Q653 Q663,Q664 Q666
2SC3356-Ax2
2SC3356-Ax2 2SC5383-T111
NB AMP2 NB AMP3 NB AMP4
DIODE ATT
IF FILTER
(10.695MHz/11.374MHz)
XF472
L71-0230 D522,D523,D524 Q453,Q454
10.695MHz 15k L204BBBx3 RT1N436U-T111
Q541
2SC3356-A
XF471
AGCV
L71-0664
RX 2nd IF
10.695MHz 6k
AMP2
→RX →RX
←TX ←TX
IC521
10.695MHz
XF473
NJM12904V
L71-0569
10.695MHz 2.7k
XF474
L71-0657
ALC
11.374MHz 2.7k
XF475
L71-0658
11.374MHz 500
Q702
2SC5383-T111
IF11M:10.719MHz
IF73M:11.698MHz
FMRX:10.240MHz
FMTX:10.695MHz →
AGCV
IC78 IC76
AK4387ET NJM2100V-ZB
R UAI
DAC
IC77
NJM2100V-ZB
L AGCV
DAC
IC68
TC7W66FK-F
IC72 IC71 IC70
AK4382AVT NJM2732V NJM2732V
L+/L-
DAC
MODSEL
IC69
Q62
NJM2732V
2SK1824-A
R+/R-
AF
DAC
MUTE
AMU
DSP
IC301
DC6726
BRFPA225
DOT
MCU DASH
KYS
IC306
KEY
F3651
FSQL
RDFCKDTA FSM
SS
MCU
LCD DRIVER
IC103
F364
LC75897PW
AEDFBKDUA
DISPLAY UNIT
(X54-370 D/6)
VR953
R31-0677
AF/RF
Q667
2SK1824-A
Q669
D662
2SC5383-T111
SW
Q670
RB706F-40
2SC5383-T111 NBL
IC591
D525 NJM2591V
L204BBB
→FM
IF AMP
ATT
/DET
Q521,Q522
2SC5551AFx2
HFRGC IFGC
RX 2nd IF
50RGC
AMP3
CF591
L72-0998
455kHz 12k
NOT_FM↓
(AM,SSB,CW,FSK)
RX 3rd MIXER
(10.695M/11.374MHz→24kHz)
24kHz
D551,D552
10M MIXER
(24kHz→10.695MHz) HSM88ASR-Ex2
IC701
TA4107F-F
FM RX
TX
LO3 AMP
Q571
NOT_FM RX
2SC5383-T111
FMOD
TIF
AF
IC65
NJM2732V
IC66 IC64
AK5385BVF
NJM2732V
R+
ADC
FM
R-
L+
NOT_FM
ADC
(AM,SSB,
L-
CW,FSK)
IC63
IC62
IC75 NJM2732V NJM2732V
AK4387ET
IC67
LA4425A
R
ANO
DAC
IC73
NJM2100V-ZB
L VAI
DAC
IC74
NJM2100V-ZB
IC83
WM8782SEDSRV
L
VAO
ADC
IC82
NJM2100V-ZB
R
ADC
IC81
NJM2732V
DISPLAY UNIT
(X54-370 A/6)
LCD
IC101
B38-0934
TS-590S
IBK
(from TX-RX UNIT X57-785 A/2)
FSM
(to CONTROL UNIT
X53-446 A/3)
IC592
NJM2732V
FSQL
(to CONTROL UNIT
DET
X53-446 A/3)
FM DET
KYS
IC592
DOT
NJM2732V
DASH
(to CONTROL UNIT
67~3kHz
X53-446 A/3)
KEY
KYS
(to CONTROL UNIT
X53-446 A/3)
IC631
TC4W53FU-F
FM
RTTY
ANA_SW
ANO
NOT_FM
SQC
(AM,SSB,CW,FSK)
PKS
ANI
ANA_SW
Q551 SS
2SC3356-A
(to CONTROL UNIT
RXFM
X53-446 A/3)
ALC
24kHz (to CONTROL UNIT
X53-446 A/3)
TIF AF RIF/DET PH1
DISPLAY UNIT
(X54-370 F/6)
DISPLAY UNIT
(X54-370 E/6)
RIF/DET
IC61
NJM2732V
MSG
MSG
MIC
MIC
ANO
VGS-1 (to TX-RX UNIT
X53-446
X57-785 A/2)
(B/3)
ANI
(from TX-RX UNIT
X57-785 A/2)
IC80
TC7W66FK-F
ANI
IC79
UAO NJM2732V
ANISEL
PADDLE
6
J5
5
E11-0705
4
2
1:GND 6:NC
3
2:DOT 7:NC
7
3:DASH 8:NC
8
4:KYS 9:NC
9
1 5:KYS
2 1:GND
10
2:KEY
KEY
11
3:GND
J4
3
10:NC
E11-0455
1
11:KYS
4 3 2 1
ACC2
8 7 6 5
12 11 10 9
J2
13 E56-0408
1:NC 8:GND
2:RTTY 9:PKS
3:ANO 10:NC
4:GND 11:ANI
5:SQC 12:GND
6:NC 13:SS
7:NC
REMOTE
6
7
J3
3 1
E06-0752
5 2 4
1:SPD 5:BRK
2:COM 6:ALC
3:SS 7:TX14V
4:MKE
EXTERNAL
5
SPEAKER
6 4:ANG
5:PH2
4 J1
E11-0414 6:SP
PH2
6
1:PHG
5
2:PH1_R
4
3:PH1_R
2
4:PH1
3
PHONE
5:PH2
7
J951 6:NC
8
E11-0705 7:NC
9
1 8:PHG
9:PHDET
1:MIC
2:SS
3:MD
1 7
MIC 4:MU
8
2 6
5:8A
J950
3 4 5
6:NC
E06-0858
7:MSG
8:MCG
137