Kenwood TK-3302 Service Manual page 46

X57-7582-XX (TX-RX UNIT)
Fuse
2.5A
F301:
5C_C
F53-0324-05
Battery
Protector
Voltage
Regulator
D301:GN1G
IC303:
XC6209B502PR
Rectifier
Power Switch/
AF Volium
D302:
R31-0670-15
1
HRC0203C
B
2
SB
3
AFVOL_IN
4
AFVOL_OUT
Voltage
5
Regulator
6
EN1
IC304:
7
XC6209B502MR
EN2
8
9
EN3
10
EN4
11
EN5
SB
Channel
CN301
Selector
E40-6573-05
S60-0440-05 LED
D303:B30-2315-05
Switch LEDTX
Q301:RT1N441U
SB
R301
BATT
R305
PTT
PTT
SIDE1 SIDE1
SIDE2
SIDE2
Shift
BSHIFT
Switch
Q305,Q306:2SC4919
B
5C
5T_C 5C
PLL_UL Rectifier
Switch 5T
Q1:KTC4075E(Y,GR)
Q304:DTB723YE
PLL_DAT
QTTCXO 5M PLL IC
5R_C
PLL_CLK
PLL_STB
12.8MHz
TCXO
Switch 5R
IC1:
Q303:RT1P141U X1:L77-3042-05
MB15A02PFV2E1
5M
5R
Voltage
Reset Tripler
Detector
IC301: Q2:2SC4774
BD4840FVE
SB
LED
D304:B30-2314-05
Switch LEDRX
Q302:RT1N441U
PLL_UL TH_DET
BATT BUSY
EN1 RSSI
EN2 VOX
EN3 STD
EN4 RDF/FD
EN5 QT/DQT_IN
Reset OPTDET
RXD
5M
QTTCXO APC_SW
QTVCO PCTV
TX_SW W/N
RX_SW TXD
5T_C AF_CONT
5C_C DTMF
MCU
5R_C DTRLOADN
IC306:R5F212CCKCMC PLL_DAT TDATA/DTRCLK
PLL_CLK SCLK
PLL_STB 1/2_OSC
LEDTX MIC_MUTE
LEDRX EEPCLK
BSHIFT
14.746MHz
DI/O
Ceramic
EEPDAT
Oscillator
X301:L78-1433-05
Q7:RT1P430U
RX_SW Switch
5C
Oscillator: w Lipple
Filter
Rx VCO
Q6,Q10:
KTC4075E(Y,GR)
Q4:2SK1875-F(V)
D2:HVC376B
D3,D6:1SV325F
Q8:RT1P430U
Loop Buffer
Switch TX_SW
RF Amp
Filter Amp
Q9:2SC5636 Q11:2SC5636
Oscillator: q
5C
MOD Tx VCO
QTVCO
RF Amp
Q5:2SK1875-F(V)
3SK318
D4,D8:1SV325F
D9:KDV214E-P
Q3:2SC5636
Low Pass
Filter 5C 5R
2nd Local:38.40MHz
IF Amp
2nd IF:450kHz Q202:2SC4774
Ceramic
FM IF IC
5R
Filter
RSSI
CF201:L72-1025-05
BUSY Discrimi-
nator
DET
IC201: CD201:L79-1866-05
TA31136FNG
5M STD
RDF/FD
TCLK/DTRDO
QT/DQT_IN
AFVOL_IN
MOD
1/2_OSC
W/N Switch
Q307:RT1N441U
VOX Detector
5M
D306:KDR731
EEPCLK
EEPROM
EEPDAT
IC305:BR24L16F-W
PCTV
Switch
5T
APC_SW
Q108:2SK1824-A
Tempera-
TH_DET ture
Detector
APC_SW Switch
TH101
Q107:RT1N441U Q109:RT1P441U
5C 5T 5R 5T 5T
Tx: q
Tx/Rx Pre-drive
RF Amp
Amp
Switch
Q101:2SC5636
D10:MC2858 Q102:
2SC5455-A RD01MUS1-T113
1st Local: w
5R
PCTV 5R
Band
1st
Q203:
Rx: q Pass RF Amp
Mixer
Filter
D201,D202,D203: Q204:3SK318
HVC355B
1st IF:38.85MHz
MCF
q
440.00~470.00MHz: E,T
400.00~430.00MHz: E3
XF201:L71-0637-15
w
401.15~431.15MHz: E,T
5R
361.15~391.15MHz: E3
Switch W/N
Q201:RT1P441U
SB
Q313:
2SB1694
Switch
AF
Mute
Power
AFVOL_OUT
DI/O DIR DTMF DET Switch
Amp
IC309: Q314:RT1N441U
TA7368FG
Q315,Q316:2SK3577-A
SCLK
TDATA/DTRCLK
Audio Prosessor
DTRLOADN
IC308:AQUA-L
Mic
AGC/
MIC_MUTE
Mute
Q308:KTC4075E(Y,GR)
Q310:2SC4116(GR)F
Q311:2SA1586(Y,GR)F
D308,D309:KDR731
Limiter
D307:MC2850
B
IC101:
BA2904FVM
APC
Switch
Tx/Rx: q
Protector
D101:UDZW5.1(B)
B
B 5T
Drive Final ANT Low Pass
Amp Amp Switch
Filter
Q103: Q106:
D103:HSC277
RD07MVS1BT122 D104,D106:HVC131
PCTV
Band
Pass
Filter
D204,D206:HVC355B
Switch AF_CONT
Q312:RT1N441U
Speaker
T07-0369-15
TXD
SP/MIC Jacks
E11-0703-05
RXD
OPTDET
5M
Mic
MIC301:
T91-0651-15