TK-3501
27
BLOCK DIAGRAM
ANT SW
FINAL AMP
DRIVE AMP
VDC SW
TX/RX
RF SW
RF AMP
RF AMP
MIXER
IF AMP
FM IF IC
MCF
LPF
CD
RF BUFFER
AMP
VCO
LPF
LPF
RIPPLE
FILTER
PLL
IC
DOUBLER
CF
AF POWER
AMP (EXT)
MUTE
SW
MUTE
SW
DC
SW
DC
SW
DC
SW
MCU
BSFT
HSDO
LSDO
DACLD
T/R_SHIFT
TXD
CLOCK
DATA
PLLEN
5RC
5VC
5TC
5MSC
5CC
LED_R
LED_G
VDCSW
INTSPSW
INTSPMT
SP_MUTE
CURRENT_DET
RXD
PTTI
OPTDET
PLLLD
EN4
EN3
EN2
EN1
PFKEY
THDET
VOXINLEVEL
SQL
RSSI
LSDIN
BATT
CVDET
EEPROM
AVR
AVR
DC SW
DC SW
RESET
LED
(Red)
LED
(Green)
DC
SW
PROTECT
D102,103
RN262CS
Q102
RFM01U7P
Q103
LTC014EEBFS8
Q101
RFM01U7P
VDCSW
Q204
BF5020W
Q203
BB506CFS-E
5R
5R
POWC
XF200
5T
CD200
Q202
KTC4080E-P
5C
5R
IC200
TA31136FNG
RSSI
SQ
5R
Q201
LSCR523EBFS8
CF200
D100,D200
1SS390
5T
5R
Q6
2SC4726(P,Q)
5C
Q5
2SC5108(Y)F
Q2:LTC043ZEBFS8
5C
D7:DA2J101
IC1
MB15E03SL-E1
PLLEN
DATA
CLOCK
PLLLD
5M
X1
5M
FADJ
MOD
Q4 :MCH3914(7)-H
D6:BBY57-02V
+B
IC501
SB
5M
5C
5T
IC503
Q501 RE1C001ZP
Q502 LTA023JEBFS8
5TC
5R
5RC
5CC
RESET
IC500
BU4830
D500
GN1G
BATT+
7.5V
EN2
EN4
EN3
EN1
S400
PTTI
5M
D401
B30-1779-05
D400
B30-1782-05
Q401
LED_R
LED_G
X400
XOUT
XIN
5M
E2P_CLK
E2P_WP
11.0592MHz
IC400
F2136ACNFKFMA
IC401
BR24T16FVT-W
MIC
AFOUT
DETAF
IC302
TA7368FG
Q302
RTQ035N03
Q306
RTQ035N03
Q301
LTC044EEBFS8
Q303
RW1E015RP
SB
Q300
LTC044EEBFS8
SP_MUTE
INT
SP
MIC
1st Local
2nd Local
38.4MHz
19.2MHz
407.150MHz~407.250MHz (RX)
1st IF
38.85MHz
5M
Q402
SB
VOLIN
F500
+B
DO
SPG
TXD
SPK(NC)
AFO
PTT/RXD
MIC
IM
OPTDED
5MS
RXD
J301
J300
MIC300
OPTDET
5MS
PTT
3
5
VR500
2
1
4
6
S402
X57-8992-70
TUNE
D4:1SS390
ASSIST
DAC
IC300
R2A20178NP
DALD
CLK
DAT
5MS
AST
PTTI
LTC044EEBFS8
LTC044EEBFS8
PROTECT
D501
RB531SM-30
NJM2878F4-05
NJM2878F4-05
DC SW
Q500 RE1C001ZP
5MSC
5MS
450kHz
1.6A
CURRENT_DET
PFKEY
SIDE
S401
DC
SW
IC305
BA2904FVM
IC303
BA2904FVM
LSDIN
5R
5R
AFOUT
VOLIN
POWC
FADJ
MOD
TCXO
SHIFT SW
Q7
LSCR523EBFS8
3.3V REG
Q1
LTC014EEBFS8
INV
SHIFT
TXD
IC301
BA2904FVM
IC304
BA2904FVM
MIC
AMP
LSD
BUFF
HSDO
MIC2
LSDO
LSDO
E2P_DAT
Q304
LTA023JEBFS8
DC
SW
5MS
5MS
5VC
FILTER
FILTER
QT/DQT
AF
IC620
BA2904FVM
5R
FILTER
AF
PLLPS
THERM
-t
INT
BATT-
PLLPS
446.000MHz~446.100MHz (TX)
407.150MHz~407.250MHz (RX)
446.000MHz~
446.100MHz
D5:BBY57-02V
D2,3:BBY56-02V
Q3:LSCR523EBFS8
R121//R122
SELECTOR
VOL/POW
AF POWER
AMP (INT)
IC601
NJU7089KV1
INTSPMT
INTSPK
INTSPG
ANT
DC
SW
DC
SW
DC
SW
2SB1132(Q,R)
SB
Q602
5MS
DC
SW
INTSPSW
Q601
Q603
Q604
LTC043TEBFS8
LTC043TEBFS8
LTC014EEBFS8