Kenwood TK-3501 Service Manual page 27

446.000MHz~446.100MHz (TX)
407.150MHz~407.250MHz (RX)
Q5
2SC5108(Y)F
RF BUFFER
AMP
Q3:LSCR523EBFS8
EBFS8
D7:DA2J101
RIPPLE
5C
FILTER
Q201
LSCR523EBFS8
EN4 BATT
EN3 PLLLD
EN2 RSSI
EN1
PFKEY
CVDET
RXD
SQL LSDIN
THDET
INT
OPTDET
PTTI
VOXINLEVEL
CURRENT_DET
1
T-W
5T
Q6 D100,D200
2SC4726(P,Q) 1SS390
TX/RX
RF AMP
RF SW
5C
5R
1st Local
407.150MHz~407.250MHz (RX)
5R
2nd Local
38.4MHz
IC200
DOUBLER
TA31136FNG
RSSI
SQ
CF200
FM IF IC
CF
450kHz
DETAF
IC305
BA2904FVM
QT/DQT
LSDIN
FILTER
IC303
BA2904FVM
AF
FILTER
IC620
BA2904FVM
VOLIN
AF
FILTER
AST
FADJ
DAC
IC300
CLK
R2A20178NP
DAT
MIC
DALD
LSDO MIC2
IC301
BA2904FVM
MOD
LSD
BUFF
IC304
BA2904FVM
MIC
AMP
LTA023JEBFS8
5VC
BLOCK DIAGRAM
Q101
RFM01U7P
DRIVE AMP
POWC
VDCSW VDC SW
Q103
LTC014EEBFS8
LPF
1st IF
Q202
XF200
KTC4080E-P
IF AMP
5C MCF
5R
38.85MHz
CD200
CD
5R
5R
5R
LTC014EEBFS8
INTSPSW
POWC
IC302
TA7368FG
AF POWER
AFOUT
5MS
AMP (EXT)
5MS
HSDO
Q304
DC
SW
5MS
Q102
D102,103
RFM01U7P RN262CS
FINAL AMP ANT SW
5T
CURRENT_DET
+B THERM
Q203 Q204
BB506CFS-E BF5020W
RF AMP
MIXER
5R
5R
Q602
2SB1132(Q,R)
DC
SB
SW
Q601
LTC043TEBFS8
DC DC
5MS
SW SW
Q603
Q604
LTC043TEBFS8
DC
SW
TXD
Q302 Q306
RTQ035N03
RTQ035N03
MUTE MUTE
SW SW
Q301
DC
Q303
LTC044EEBFS8
SW
RW1E015RP
DC
Q300
SW
LTC044EEBFS8
DC
SW
SP_MUTE
SB
TK-3501
446.000MHz~
446.100MHz
ANT
IC601
NJU7089KV1
INTSPK
AF POWER INT
SP
AMP (INT)
INTSPG
INTSPMT
J301
SPG
TXD
SPK(NC)
AFO
PTTI
RXD
J300
PTT/RXD
MIC
IM
OPTDED
OPTDET
5MS
5MS
MIC300
MIC
27