Kenwood TK-3160 Service Manual page 30

P
TX-RX UNIT (X57-6732-XX)
TX FINAL AMP
Q211
2SK3476
STRIP LINE
5T
ATTCV
R268
150k
(D)
R267 C294
R264 150k (D) 100p
150k
(D)
R265
150k
(D)
B
APCSW
VOLOUT
5R
T:5V
APC SWITCH
R:0V
DTC114EE
PCTV
L401
BPF
T:0V
R:4.83V
L404
270n
Q403
3SK318
MIXER
T:0V
R:1.79V
T:0V
R:0.48V
R419
2.2k
TV
SB
R653
3.9k
R650
1k
C656
0.1u
BEEP SWITCH
Q602
2SK1824
D604
RB706F-40
C660
R651
1u
0
DETECTOR
HSDI
VOX
PTTSW
5MS
TXINO
OPTDET
AFCO
BEEPSW
PTT(CPU)
TXD1
SB
Q
SCHEMATIC DIAGRAM
D204 D204,206
* L228
ANT SWITCH
HVC131
C356
R278 C351
* D206 L224 L225
4T 4T
27p
HVC131 100p
C359 C361
2.5p
(B)
T:1.56V
R:0.39V
R281 R282
0
0
D208,212
ANT SWITCH
R275
2.2k
R271
10k
R274 APC SWITCH
1 8
Q213
1M
OUT1 VCC
DTA144EE
2 7
IN1- OUT-B
3 6
IN1+ IN2-
4 5
VEE IN2+
IC201
TA75W01FU
T:0V
COMPARATOR (APC)
R:7.41V
APC SWITCH
Q210
Q212
2SK1824
R273
0
R255
0
T:0V
D402-404
R:1.8V
RF BPF TUNING
* C439 R427 C448 C464 C468
* * *
0
R665
0
IC603
TC75W51FU
1 8
VDD
2 7
3 6
4 5
VSS
SP MUTE
HSD AMP
R658
10k
C657 47p
VOX
R655
VOX AMP
C655
1M R652
IC604
27k 0.022u
TC75S51FE
3
4
C658
2
VSS
1 0.1u
5
VDD
A
C662
0.1u
R
Note : The components marked with a dot ( ) are parts of layer1.
L226
ANT
CN13
4T
C364
*
X57-6732-XX C20 C37
-71 E NO 0.01u
-72 E3 10p 8200p
* C368
X57-6732-XX C64 C224
-71 E 5p(B) 7p
-72 E3 6p(B) 9p
X57-6732-XX C360 C363
-71 E 3.5p(B) 4.5p(B)
-72 E3 8p(B) 7p(B)
X57-6732-XX C464 C465
-71 E 2.5p(B) 1p(B)
-72 E3 4.5p(B) 1.5p(B)
X57-6732-XX R23 R24 R29
-71 E 680 680 100k
-72 E3 470 1k 82k
X57-6732-XX L2 L14 L15
-71 E NO 15n 18n
-72 E3 15n 18n 22n
L410
T:0V
R:4.55V
C469 C475 R441
* *
470p
Q404 *
*
RF AMP
T:0V
R:0.93V
AF POWER AMP
ALT2
IC605
TA7368F
1 10
1 POUT
C671 2 9
0.1u
VCC PW-GND
3 8
DC SWITCH 3 PRE-GND
R670 4 7
Q604
VIN PHASE
2SA1362(GR)
1k 5 6 R676
RIPPLE NF
C684
C696
DC SWITCH
/SP MUTE
Q603
DTC144EE
PTT_I(RXD)
PTT_O
R675 C681
8.2k 0.022u
R678
R681
0
2.2k
PTTSW
5MS
MIC.AGC
C638 470p
Q605
D605
2SC4116(Y)
RB706F-40
R672
1k
C667
C647
470p
470p
C652
C669
470p
470p
R673
2.7k
D606
Q606
RB706F-40
2SA1586(Y,GR)
470p
C695
MIC.AGC
D605,606
DETECTOR
S
TK-3160
C45 C48 C49 C50 C51 C52 C53 C54 C57 C59
2p(B) 15p 33p 7p 18p 5p 4p(B) 3p 3p 5p
5p(B) 12p 39p 2p 22p 7p 5p(B) 2p 4p 7p
C282 C295 C300 C308 C333 C341
22p 33p 22p 27p NO 3.5p(B)
100p 27p 18p 15p 4p(B) 15p
C364 C368 C371 C426 C427 C434
2p(B) 10p 1p(B) 2p(B) 12p 5p(B)
1.5p(B) 15p 2p(B) 2.5p(B) 10p 9p(B)
C468 C469 C473 C482 C483 C485 C490 C491
2p(B) 3p(B) 6p(B) 12p(G) 4p(B) 3p(B) NO 10p
3.5p(B) 3.5p(B) 7p(B) 470p 6p(B) 2.5p(B) 1p(B) 5p(B)
R30 R237 R242 R259 R260 R278 R404 R412 R440 R441
33k 22k 120k 47k 47k 0 330k 1.2k 220 150
12k 12k 56k 68k 68k NO 470k 330 180
L23 L218 L228 L405
22n 1.2n NO 27n
27n 1.5n 3.3n 33n
D405,406
T:0V
R:4.94V
RF BPF TUNING
C482 R461 C485
* C488
0 3p
T:0V (B)
*
C491
R:1.99V
SP MUTE SWITCH
Q608
2SK1588 C691
R677
0
100u6.3
C679 100p
C680
C678
150 10u6.3
0.47u
Q607
DTC144EE
0.1u
0.22u
DC SWITCH
/SP MUTE
L601
R688
R692
100 0
PTT/RXD
R697
0
OPTDET
R689
100
L602
TXD
R687
1k
T
1
C60 C62
4p(B) 7p(B)
5p(B) 9p(B)
C358 C359
3p(B) 1.5p(B)
4p(B) 1p(B)
C439 C448
2
470p 3p(B)
18p 4.5p(B)
C492 Q404
3.5p(B) 3SK318
4.5p(B) 3SK293
R460 R602
68k 180k
47 56k 120k
3
4
5
J601
MIC
MICIN
6
5MS
AE
TXD
NC
SPO
SPI
MIC601
7
27
X57-673 4/4