Kenwood TK-361SA Service Manual page 32

K
TK-361SA
PRE-DRIVE AMP
Q101
T:3.44V
2SK3077F
C107
R103
47k 6p
Q100
2SC4619(P,Q)
RF AMP
R453
22k
TH_DET
DCSW
B
5T
APCSW
OSCIN
SP1
RX LO1
SP2
5R
5C
MOD
Q317,318
AUDIO SW
Q317
2SK1824-A
R304
27k
Q318
C355 2SK1824-A
0.1u
DTMF SW
CALLING ALERT SW
TX_W/N
DTRLOADN
STD
10
TCLK/DTRDO DTRLOADN
TCLK/DTRDO
11
TDATA/DTRCLK
TDATA/DTRCLK
12
DI/O
DI/O
R306
13
IC301
RDF/FD
RDF/FD
AQUA-L
1k
14
SCLK
SCLK
AUDIO PROCESSOR
15
DIR
DIR
16
XOUT
XIN
C309
C313
82p 120p
R310
R313
C311 390k
100k
AMP3O
1u
C310
R311
0.068u 12k
PCTV
TXD
MIC_MUTE
QT/DQT_IN
BUSY
RSSI
AF_CONT
SB
5M
PTT
OPTDET
32
X57-690 3/4
L
SCHEMATIC DI A GRAM
T:4.89V
L412
L103
C112
R112 R150
8.2n 8.2n
0 0
7p
T:4.9V
APC SW
Q104
RT1N141U
APC PROTECT
APC SW
Q105
2SK879(Y)F
R:7.63V
T:7.50V
C320
R316
120k
0.01u
R319
56k
C312
12p
C315
R322
180k
1u
R323
32 56k
AGND
31 R324
R329
RXIN
30 82k
100k
RXINO
29 R325
FILTERO
C328
28 100k
EXPOUT
27
390p
RXAFIN
26 R321 C322
RXAF
220k 0.015u
R326
C325
0
0.1u
C331
C326 R331
150k
1000p 0.1u
R330
3.3k
C316
R314
10k 0.1u
M
TX DRIVE AMP
R:7.63V
T:7.45V
Q102
L107
C123
2SK2596-E R903
1.2n
0
33p
R:0.23V
T:2.86V
R126
2.2k
R135
150k
(D)
C140
IC101
TA75W01FUF
100p
1
OUT1 VCC
R130
2
IN1- OUT-B
150k
3
IN1+
(D) IN2-
4
R131 VEE IN2+
150k
(D)
COMPARATOR
(APC)
R134
150k (D)
Q107
RT1N141U
T:4.96V
APC SW
R:5.0V
T:0V
C210
R208
82k
TX DEV ADJ 470p
FM IF
Q301
SYSTEM
RT1P141U
IC201
TA31136FNG
C205
1000p
C329 R210
3.3k
1u
LIMITER
RXAFO RXAFI
C330
R446
0
1u DETECTOR
MICO MICI
D302
R445
RB706F-40
R318
C317
0
1.2k
0.1u
R388
N
TX-RX UNIT (X57-6900-21)
TX FINAL AMP
Q103
R151 R152 2SK3476-F
0 0
APC SW
Q109
RT1P441U
C146
8
7
1000p
6
APC SW
5
Q108
2SK1824-A
R141
100k
XF201
L71-0549-15
C231
R219
OUT IN
2 1
0.01u 100
CF201
L72-0959-05
450kHz
C213
0.1u
R:4.74V
C219 R216
33p 120k
IF AMP
Q203
KTC4080E-P
ISOLATION
MIC AGC
D303
Q302
DAN222
2SC4919
R328
10k
C333
R332
15k
0.1u
R360
0
0
BUSY
RSSI
O
PCTV
5T
RX LO1
5R
PCTV
SP2
TXD
AF_CONT
SB
5M
PTT
OPTDET