Kenwood TK-2170 Service Manual Supplement page 41

Q502
K508NV(K52)
4,505,506,507
SV325Fx4
D513
1SV278F
TX
VCO
Q506
2SC5488
2SC5488
VCO BUFFER
SW AMP
Q505
RX 2SC4617(S)
VCO D514
HSC277
Q503
K508NV(K52)
CF701
D508~511
WIDE(E)
SV325Fx4
D701
DAN235E
IF SW 450kHz
WIDE,NARROW
CF702
NARROW(G)
Q701 IC701
2SC4649(N,P) TA31136FNG
2nd Lo FM IF
TRIPLER
50.4MHz SYSTEM
RSSI,ASQL
DETAF
CD701
450kHz
5C
BASEBAND CIRCUIT
MIC I
MIC O
R170
LSDO
MIC
MUTE
Q30
2SJ243-A
(F)
X2
3.6864MHz
AUDIO
PROCESSOR
IC13
AQUA-L
F)
TC7W53FK(F)
AFSTD
AFDET
AFDIO SCLK
AFDIR BB RDF/FD
DTRLOAD TCLK/DTRDO
VOXMUTE
DC Q19
SW SSM3K15TE(F)
Q33
2SJ347F
VOXIN
HSD
MUTE
STSW
D516,519
Q507
HSC277x2
RF TX/RX
AMP SW
D601
UDZS4.7B
5T,5R
ZENER
5C
RIPPLE
D609
FILTER
AVRM
1608180M6A
D702
VARISTOR
DAN235E
IF SW
WIDE,NARROW
Q703
XF701
2SC4649(N,P)
49.95MHz
IF AMP MCF
W/N
NARROW
SW
Q702
DTA144EE
MMUTE
Q31,32
HSDO
2SC4649(N,P)x2
DC
AQSFT
SW
IC12 (B/2)
TK62012F
TX SUM
TX AMP
IC10 (A/2)
TK62012F
AF SW
DET
IC14
AMP
IC11
MUTE
TK62012F
DETAF
SW
LSD
Q14
FILTER
SSM3K15TE(F)
LSDIN
BLOCK DIAGRAM
Q602
Q603
2SK3077F RD01MUS1
PRE-DRIVE DRIVE
AMP AMP
5T
IC601
Q608
Q605
TA75W01FUF
DTA144EE
DTC114EE (A/2)
DC DC
COMP
DSW
SW SW
AMP
Q607
DC
APCSW
DTC114EE
SW
LPF
Q704 Q705
3S294(F) L711,713 3SK294(F)
1st RF
BPF
MIXER AMP
5R 5R
BPF TUNE
D703,704
1SV323Fx2
DC SUPPLY CIRCUIT
IC2
XC6204B502PR
AVR
5M
Q9
SSM6J08FU(F)
DC
5MS
SW
5MSC
IC3
XC61CN3402NR
VOLTAGE
RST
DETECT
Q4 : FP210
Q5 : UPA672T-A
Q1,6 : UMG3Nx2
5T
AVR
5C
5TC SAVE
Q8
DTA114EE
DC
5R
SW
5RC
IC1
XC61CC5002NR
Q29
SSM3K15TE(F)
VOLTAGE
INT
DETECT
TK-2170
D610
AVRM1608270MAB
VARISTOR
D604,605,606,608
Q604
HVC131x4
2SK2595-E
RF FINAL ANT
AMP SWITCH
5T
+B
(B/2)
CURR
DET
Q609
DC
SSM3K15TE(F)
SW
PC
L715,716
BPF
D901
1SR154-400
PROTECT
BPF TUNE
D705,706
1SV323Fx2
15
SB
SB
SB
SB
EN2(A)
GND
EN3(B)
5MS
VOL
GND
BATSEL
1
LPF
L616,617,618
136~174MHz
+B
FUSE
BATT
7.5V
+
S
–
37