Kenwood TK-2312 Service Manual page 45

VHF:
185.95MHz~223.95MHz (RX)
136MHz~174MHz (TX)
Q8 Q9
2SC5636 2SC5636
RF BUFFER
RF AMP
AMP
42C
50C
-F
-F
TX
Q403
KTC4080E-P
IC402
NJU7108
(NAR)
BUFF
IF-FILTER
WID/NAR
SW
L72-1045-05
D401
KDS121E-P
(WID)
IF-FILTER
L72-1010-05
I
I
I
I
MOD2
Y
QT/DQT
T
VOLIN
Q806 2SC4919-S
BSHIFT
XOUT
SW
XIN
19.200MHz
X802
L78-1434-05
MIC_MT
Q809 KTC4075E(Y,GR)
Q810 2SC4116(GR)F
Q811 2SA1586(Y,GR)F
BLOCK DIAGRAM
50T
D17,D18 Q201 Q203
HSC277 2SC5636 2SC5455-A
TX/RX
RF AMP PRE DRIVE
RF SW
50R
50T 50T
1st Local
VHF: 185.95MHz~223.95MHz
50R
2nd Local
50.4MHz
IC401
TRIPLER
NJM2591V
RSSI
ASQL
KTC4080E-P
D402 IF IC
CF401
SW
KDS121E-P
L79-1866-05
2nd IF 450kHz
DETAF
50C
CF402
CVADJ
CM_CNS
FREQ
CM_CLK
CM_IRQ
CM_DTO
CM_DTI
LSDO
DISCFB
TXTONE
MOD1
BASEBAND
BPF1
IC
DC
PC/BPF2 AMP
IC812 IC811
CD686AQ3
HA1630D03MM
MIC
MICFB
33MS 33B
MIC AGC
D807,D808 KDR731
33M
IC817 TC75S51FE(F)
D809 KDR731
VOX
D810 MC2850
VOX
Q204
RD01MUS1-T113 RD07MUS2BT112
DRIVE AMP FINAL AMP
DC
PROTECT
SW
D301
Q301
UDZW5.1(B)
RT1N140U-T111
DCSW
IC301
NJM2904RB1-ZB
+B
Q303
2SK1830F
LPF
DC SW
APCSW
Q405 XF401 D404,D405
L71-0655-05 1SV323F
IF AMP MCF
MIXER
Q406
1st IF
50R
3SK318
49.95MHz
CD401
50R
BPF1
CD 50C
Q404 RT1P441U-T111
SW
Q401 RT1N441U-T111 UPA672T-A
TXD
CONVERTER
50M
WID/NAR
PTT/RXD
BPF1
PC
IC815
Q819
TA7368FG
2SK3577-A
AF MUTE
VOLOUT
AMP SW
Q818
2SK3577-A
Q817
RT1N441U-T111
Q814
2SB1694
DC
SW
SB
Q813
RT1N141U-T111
TK-2312/2317
Q205 D201,D202 HVC131
D203,D204 RN142S
ANT SW LPF
50T
Q306
RT1P441U-T111
DC SW
Q305
2SK1824-A
APC DC SW
PC
DC SW
Q304
RT1N141U-T111
50T
Q407 D407,D408
3SK294-FP 1SV323F
BPF RF AMP BPF
50R
Q816
LEVEL
Q815
UPA672T-A
LEVEL
CONVERTER
33M
EMPTT
Q822
DC
RT1N141U-T111
SW
EXTMICSW
MUTE
SW
DC
SW
OPTDET
50V
DC
SW
AF-MUT
VHF:
136MHz~
174MHz
ANT
INT-SP
J802
E11-0703-05
AE
TXD
SPI
SPO
PTT/RXD
MICIN
MICOUT
OPTDED
50V
INT-MIC
T91-0672-05
MIC
45