Schematic Diagram - Kenwood TK-3302 Service Manual Supplement

A
TK-3302
1
TX-RX UNIT (X57-7580-XX)
2
F301
F53-0324-05
2.5A
L301
BATT
BATT
REVERSE
VOLTAGE
PROTECTION
3
CN301
1 B R393
2 SB 0
3 AFVOLIN
4 AFVOLOUT
5 AFVOLGND
6 EN1
7 EN2
8 GND
9 EN3
10 EN4
11 EN5
4
R301
470k(D)
5
RECTIFICATION
R:7.54V
T:7.37V
6
7
28
X57-758 1/4
B

SCHEMATIC DIAGRAM

X57-7580-XX
-20 K,M,P
-22 K2,M2
-23 K3
5C
PLL_CLK
PLL_DAT
PLL_STB
PLL SYSTEM IC
MB15A02PFV2E1
RECTIFICATION
Q1
KTC4075E(Y,GR)
R7
5.01V
*
C6
* C3
R1 R2 R3
22k 10k
1u
5C
B QTTCXO
PLL_UL
PLL_STB
PLL_DAT
PLL_CLK
B
R302 0
R303 100
EN1
EN2
EN3
EN4
EN5
VOLTAGE
REGULATOR/5V
IC303
XC6209B502PR
VOLTAGE
REGULATOR/5V
IC304
T:7.31V
XC6209B502MR
T:7.12V
D302
1 5
VIN VoUT
2
HRC0203C
VSS
3 4
CE NC
R306
180k
IC301
BD4840FVE
VOLTAGE
DETECTOR/
RESET
R304
330k
C
R3 R9 R11 R16 R17 R23 C6 C11 C15
180k 820 270k 0 1.8k NO 0.01u 10u 0.01u
180k 2.2k 330k 180 1.2k NO 0.01u 10u 0.01u
150k 820 270k 180 1.2k 47 470p 470p 470p
CP1
RK75HA1J101J
IC1
C33
0
470p
R12
220
TXCO
X1
L77-3042-05
4.89V
1 4
VCoNT VCC
2 3
GND oUTPUT
*
L2 R9
4.7u
12.8MHz
5.01V
5.02V
LR LG
D303
D304
B30-2315-05
B30-2314-05
RED COLOR LED GREEN COLOR LED
Q301 Q302
ON:4.92V
RT1N441U RT1N441U
OFF:0V
DC SW
DC SW
/RED COLOR LED /GREEN COLOR LED
D
C30 C35 C38 C51
470p 0.1u NO 10p
100p 0.047u NO 10p
470p 0.047u 470p 3p
C41
2.9V
3p
L8 C47 L12
18n 18n
10p
*
C51
Q3
2SC5636
RF AMP
CV
4.93V
R15 R18 R20 L9
560 680 0
4.48V
R13
100
0.64V
*
C16 C26
R11 C31
2p 0.01u
47p
Q2
2SC4774
TRIPLER
DC SW/5T
Q304
T:4.93V
DTB723YE
DC SW/5R
Q303
R:4.89V
RT1P141U
PTT
SIDE1
PTT
SIDE2
GND
Side1
ON:5.01V
OFF:0V
Side2
E
5C
2ND_LO
QTTCXO
PLL_UL
PLL_STB
PLL_DAT
PLL_CLK
B
5R
AFVOLIN
AFVOLOUT
5T
5M
EN1
EN2
EN3
EN4
EN5
PTT
SIDE1
SIDE2
INT
BATT
5T_C
5R_C
5C_C
RESET
L302
LEDRX
LEDTX
SB