TK-390
TK-390
68
BLOCK DIAGRAM
+BATT
SBC
2SK
1824
RESET
44.85MHz
K ,K4: 405.15~445.15MHz
K2 : 425.15~467.15MHz
K3,K6: 358.15~38515MHz
K,K4 : 450~490MHz
K2 : 470~512MHz
K3,K6 : 403~430MHz
DET
TCXO
16.8MHz
455kHz
+B
RSSI
SQL
5RC
5CC
SW
5V
5R
SW
5V
3.579545MHz
STD
T/R
LSD
ASW
EXT
ESW
ISW
MUT
DTMF
AF
D/A
M62364FP
NCSW
EXT.MIC
MIC
MM
TXOUT
HSD
DTMF_TX
AF
IC406
Microprocessor
upc784214GC***8EU
Adress
Data
DATA
CLK
5T
DISPLAY X53-393 B/6
CONTROL X53-393 A/6
Rect
1SS
301
Rect
1SS
301
SP
SW
5V
5TC
5M
MIC SW
2SJ243/
DTC114EE
INT.ANT
LPF
ANT
SW
D10 XB15A709
D11 MA77
Power Amp
Drive Amp
Q8
2SC4988
Drive Amp
Q6
2SC5110
LPF
RF Amp
Q201
3SK293
BPF
IC200
GN2011
MCF
Mixer
IF Amp
Q302
2SK1215
APC
TX/RX
SW
D7
DAN235E
Q5
2SC5108(Y)
Buff Amp
CD300
CF300,301
FM System IC
IC300
TA31136FN
Q3
2SC5066
Buff Amp
VCO
IC10 K,K4 : KCH41
K2 : KCH35
K3,K6 : KCH37
PLL
IC5
SA7025DK
SW
IC301
TC7S66FU
AF Amp
Mute SW
Q601
2SK1824
Fuse
LPF
DTMF
Decoder
IC600
LC73872M
SUM Amp
IC605
TC75W51FU
(1/2)
Audio Processor
IC607
TC35453F
LPF
LPF
LSD
SUM Amp
D/A
convertor
IC601
TC75W51FU
(2/2)
IC602
TC75W01FU
(1/2)
IC604
TC75W51FU
(2/2)
Flash-ROM
EEPROM
IC412 AT2408N10SI2.5
IC414
AT29C020-90TI
Latch
IC415
TC7S02F
Shift Register
IC400,403,404,405
BU4094BCFV
RF X57-540
L14
L210
XF301
IC7
NJM2904V
(1/2)
L12
SW
SW
SW
IC1
TDA7053AT
SW
NJM2904V
MIC Amp
AF Amp
INT MIC
(Main)
INT MIC
(N/C)
IC3
D400 1SR154-400
Protect
Power SW
SB SW
Q415 2SJ517
Q412 2SK1824
Regulate
IC402
TK11250BM
Regulate
IC401
TK11250BM
IC409
PST9123NR
LCD
LCD Driver
IC101
LC75824W
PF1
PF2
Toggle SW
TX,BUSY LED
LAMP
5C,5R,
5T
SB
SB
SB
SB
D200
LIM.
HSM
88AS
BEF
CLKS
Q407
2SC4215
X400
12MHz
5C
UPA572T
Q401
Q402
Q400,405
FP210
UMG3N *2
Q406
DTA123JE
TO
LPF
DC
SW
2SK
1824
SW
SW
IC7
NJM2904V
(2/2)
CURRENT
DET.
PC
Q13
PROTECT
5T
Q7
DTC114EE
Q10
DTC144EE
Q9
DTA144EE
SB
X53-393 C/6, X45-539
K,K2,K4 : XHW2727-2
K3,K6 : M68732L
LPF
LPF
LPF
SW
MA2S
077
SW
MAX
865
D/A2
M62354
4C
MA2S
111
2SC
4617
mod
PC
CLK
DI
LD
FC
-VC
TV
-SW
Q2
2SJ144
D4
-VC
LMC7101
BIM5
RIPPLE
FILTER
Q4
+10V
-10V
IC6
IC2
LMC7101
BIM5
LEVEL
SHIFT
CTV
5M
IC3
IC4
DC-DC
-V
TO
5C
X300
44.395MHz
X600
IC603
IC413
TC7W51FU
(2/2)
IC413
TC7W51FU
(1/2)
D6
X1
D405 (1/2)
Q414
D405 (2/2)
+B
→
5V
BPF
L205
RF Amp
Q200
3SK293
(IC801)
1SV
273
*2
1SV
273
*2
TUNE
D201,202
TUNE
D203,204
TV
(IC501)
CF302,303
Option
Audio