Block Diagram - Kenwood TS-2000 Service Manual

ANT1 ANT2 HF RX ANT
RX HF/50MHZ
TX
VSF
DET
VSR
AT
1.8MHz
3.5MHz
7MHz
10MHz (E type)
14MHz (E type)
10MHz, 14MHz (Except E type)
21MHz
28MHz
144
50MHz
TX
1.8~50MHz
FILTER
RX 144MHz
X51-315
Q6,7
2SC5125 x 2
Q3,4 Q1
2SC1972 x 2 2SK2596
DET
Q2
Q101,102
2SC1971
2SC2694 x 2
VSF
VSR
TX-RX 1 (HF/IF)
FINAL (HF/144) X45-360 (A/2) X57-605 (A/9)
118~300MHz
D95
136~142MHz, 152~155MHz (K)
Q15
ATT
3SK241(R)
D10 D22
VHF
–12dB
136~155MHz (K) D24
142~152MHz (K)
144~146MHz (E)
144~146MHz (E)
D13 D24
118~136MHz, 155~174MHz. 220~300MHz
Q14
ATT
3SK241(R)
D9 D20 D23
UHF
–12dB
300~512MHz (K)
420~450MHz (K)
430~440MHz (E)
430~440MHz (E)
D11 D17
144MHz Q18
2SC3356
IC3
UPC1678G
430MHz
430MHz
430
Q905 Q903 Q902 Q901
RX
2SC3102 2SC3022 2SK2595 2SK2596
DET
TX
FINAL (430)
VSF 430MHz
VSR
X45-360 (B/2)
1.2G Q10
Q12 Q11
L33 L30 3SK241(R)
2SK2685 2SC5008
RX
DET
TX 1240~ 1240~ 135.495MHz
1300MHz 1300MHz
D11
12VSF
12VSR
D10
IC2 Q5 IC1
L12 L10
M67715 2SC4093 UPC2709TB
IC3
D1
M57762-02 1240~ 1240~
HSB88WS
1300MHz 1300MHz
TX-RX 3 (1.2G)
X57-607
30k~1.705MHz
ATT
1.705~2.5MHz
–12dB
2.5~4.1MHz
~60MHz 1.705MHz~
4.1~6.9MHz
6.9~7.5MHz
PRE AMP
Q12
2SK2596
RX
7.5~10.5MHz
30k~21.5MHz
Q705
2SK2596
10.5~139.MHz
21.5~60MHz
13.9~14.5MHz
PRE. OFF
14.5~21.5MHz
21.5~30.0MHz
30~49, 54~60MHz
TX 1.8~54MHz
49.0~54.0MHz
Q43
2SK2596
SUB
IC4 Q42,43 D101
Q24 Q38 Q61
GN2011(Q) 2SK520(K43) x 2
XF1
2SC3357 3SK131(M) 2SC3356
41.895 10.695 D96
D48
MHz MHz
41.895MHz
31.200MHz
AGC
D97
Q21
2SC3357
RXLO1*
Q30
D90
D49
2SC3356
Q44
MBPF
2SC4617(R)
Q65
2SC4617(R) REF
144MHz
31.200MHz
VHF
D92 D81
LO31*
31.200MHz
Q50
Q20
2SC4617(R)
3SK302(GR) 144MHz
D54
Q26 Q17
HSB88WS XF3
2SC3356 2SC3356
10.695MHz
UHF
Q46,47
430MHz 41.795MHz
3SK131(M) x 2
Q34
2SC3356
TXLO1*
Q7,8
Q9 Q303
2SK520(K43) x 2
XF1
3SK131(M) 2SC4617(R)
12RIF
AGC
Q15 Q14
L42,43
2SC5108(Y) 2SC5108(Y)
D8
LO125
X4
124.800MHz
Q3 Q304
XF2
2SC3356 2SC4617(R)
12TIF
Q301
Q1,2
2SK508NV
135.395MHz
3SK131(M) x 2
552.253~
582.303MHz
Q302
L340~
Q20 Q19 Q312
2SC5066(O)
L52 342 CF2 CF1
2SC3357 2SC3356 2SC4617(R) 2SC4617(R)
PLL
X2
IC5
Q313,314
1104~ 39.6MHz 8.4MHz 8.4MHz
LMX2316TMX
3SK131(M) x 2
1165MHz
39.523~
39.688MHz
Q7~10 Q19,20
Q18
2SK520(K43) x 2
2SK520 x 4 XF1
3SK131(M)
D46 (1/2)
NOISE BLANKER
69.085MHz
AGC Q22 Q28
XF2
2SC4617(R) 2SC4617(R)
AMP Q26
75.925MHz
UMW1
LO2*
Q13
2SC3357
D46 (1/2)
HFLO1* D47
68.985MHz
75.825MHz
Q44,45 D76~79 Q46,47
3SK241(R) x 2 HVU350B x 4 3SK131(M) x 2
HBPF
CF2 (E type only)
455kHz
9k
Q63
CF1 455kHz
2SC4617(S) DET
Q22
2SC3357
15k
IC5
SQL
Q37
GN2011(Q) XF2
3SK131(M)
D46 RSSI FM
118~174MHz (K)
144~146MHz (E) SBPF
Q23
AGC
3SK298 58.525MHz
D82
IC7
TA31136FN
220~300MHz (K)
Q25 Q45,48,51
L29 L50
X1
2SC3357 2SC4617(R) x 3
D91
58.070
MHz
438~450MHz (K)
176.5~231.5MHz (K)
430~440MHz (E) IC6
D93 D94
202.5~204.5MHz (E) UPC1509
VHF
Q19 ÷2
2SC5066(O)
300~512MHz (K) Q32
2SC3356
UHF
348.5~458.5MHz (K)
Q33
371.5~381.5MHz (E)
2SC3356
TX-RX 2 (VU RF)
X57-606 (A/11)
*
To TX-RX 1 (HF/IF)
HFLO1 HFLO2
75.955~ 65.230MHz
129.085MHz 58.390MHz
Q310,311
2SC4617(R) x 2
31.2MHz
Q16 IC4
AD9851BRS
DDS
TX-RX 2 (PLL)
Q13
8.323~
8.488MHz 2SC4617(R) X57-606 (B/11)
455kHz
Q700,701
Q25
3SK131(M) x 2
10.695MHz CF1
3SK131(M)
Through
IC1
AGC XF5 15kHz
TA31136FN
AGC
CF2
DET
SW
6k
9kHz
XF6
AGC CF3
NBS RBK
3SK131(M)
NBL
2.7k
2.7kHz
Q32
2SC4617(R)
IC603
AD9835BRU
LO3
11.150MHz
Power Gain Control Band Gain Control Q59 : 2SC4617(R)
Q48 Q49 Q711 Q58
10.595MHz FM Modulator
D82 D84
2SC4617(R) 3SK131(M) 2SC4617(R) UMW1
FM
Clipper
Buffer ATT ALC ATT
Q54
XF9 TA4101F
PGC TGC
2SC4617(R)
ALC Circuit
SSB,CW,
VSF 10.595MHz
AM,FSK
10.595MHz
VSR
POC (3 elements)
CKY
VS-3
DRI MOD
DRU-3A
DRU
RSSI out
SSM
Squelch
det out IC508
SSQ IC524 AK4524
NJM2100V
TNC96
IC8
A. out 1
TC4W53FU
AF NOT96 fc
SDET IC525
: 15kHz
CODEC 1
IC9
NJM2100V
NJM2904V
MAIN fc : 15kHz A. out 3
SAM
A. in 1
A. in 3
IC26
Q39 S TNC
TMT0110Q SUB fc : 4kHz
AM DET 2SC4617(R)
IC28
IC526
AGC
TMT0210Q
M TNC
NJM2100V
Amp.
RXA IC523
AK4518
TNC TXA9600 S REM
TXA1200
M REM
VS-3
SLO1*
A. out 5
MIC REM
DTMF
A. out 6
Decoder IC529
ACC12
NJM2100V
IC12
CODEC 2
LC73881M IC535 fc : 4kHz
NJM2100V
MIC
A. in 3
MIC
A. in 4
DRU
fc : 4kHz
TNC12
IN1200
CONTROL
X53-391
To TX-RX 2 (VU/RF)
TXLO1 RXLO1
K : 183.795~ K : 183.895~
193.795MHz 193.895MHz SLO1
378.205~ 378.105~ K : 322.950~
418.205MHz 418.105MHz 465.050MHz
E : 185.795~ E : 185.895~ E : 371.475~
187.795MHz 187.895MHz 381.475MHz
388.205~ 388.105~ LO31 405.050~
398.205MHz 398.105MHz 31.200MHz 409.050MHz
TS-2000/X

BLOCK DIAGRAM

RSSI out
MSM
Q710
2SC4617(S) DET
Squelch det out
MSQ
IC2
NJM2904
MDET (for ALT) A/D
MFM
AF MDET
RSSI FM
IC3
Q38 IC18
CF4 TC74HC4053
NJM5532
MSC
SCAF
Q709 Q42
455kHz 2SC4617(Q) 2SC4617(R)
RCAR
467kHz
Q41
2SC4617(R)
AGC
IC601
AD9835BRU
LPF fc : 1kHz Q93
2SC4617(R)
FMTX ACC96
FM PKD
ACC2
PKD
IC6
SSB,CW,
SCTX
AM,FSK
IC602
Q604
AD9835BRU
2SC4617(R)
TCAR
10.595MHz
SP
IC9
SP1
LA4446
PHONE
AF PA SP2S SP2
Q94
2SC4617(R)
ACC2
MONO
ACC2
Q95 SANO
2SC4617(R)
IC517
NJM2904
ADC
IC515
TMS320VC54
DSP2
IC527
IC522 NJM2100V
IC516 AK4518
fc : 4kHz
TMS320VC54
A. out 3
DSP1
A. out 4
fc : 4kHz
CODEC 3
MDET RX96
fc : 4kHz
RX12
RX12
fc : 4kHz
IC528
IC8
NJM2100V HD64F2633
CPU
RX96
SDET
225