Tm-610 Uhf/Vhf Block Diagram - HYT TM-610 Service Manual

+B
Protect
D515
Protect
D516
Protect
D517
IC501 IC301
E2PROM
LCD Driver
CDCSS,CTCSS
2T/5T
DTMF
CPU
TXD/RXD
X102 APC W/N RSSI
BEAT
BEEP T/R CH Encode
SHIFT
MUTE SBC
9.8304MHz
8TC IGN PTT
8RC PSW

TM-610 UHF/VHF Block Diagram

+B
IC601 8V
Q512 AVR Q801
SW 8V Filter 8C
AVR 5V
IC602 AVR
IC803 3.3V
SW IGN SW
8T
IC512 Q603
8TC
PSW SBC SW
8R
Q601
LCD
ASSY
IC401
PLL IC
J302
SW
5C Q301
TM610 原理框图
Q802,Q803
LPF
8C 5V
Q702
RX
VCO
SW SW
Q706 Q705
ST Q704
SW
TX VCO Q703
Q701
OSC1 MD Buff AMP
16.8MHz 8C
50.4MHz
BPF
Q107
8R FM IC
QUAD IC102
CD201
AF
AMP 5C
IC301 IC402
LCD Driver
SDA
SCL 5C
VDD
LED301
LED306--311 D302--D304
LED*6 LED*3
S301--S307
PF*7
Q304 Q303
SW SW
SW
LCD--BL Q302
93
LE
Data
CLK UL
PLL IC
IC 801 SW Drive AMP Drive AMP
D801
Q110 Q109
50ohm 50ohm
LPF IC802 8T 8T
16.8MHz
OSC1
MB
AMP
Q102 8T
Q101 D115 LPF
SW
Buff AMP
8R
IF AMP
IF BPF
Q113
49.95M
8R
450KHz
SW IF BPF SW
D113 Narrow D114
450KHz
IF BPF
Wide
W/N W/N
IC 401
AF in AF out
Codec
TCLK,TDATA AMP RXLPFO
DI/O,RDF/FD Filter
MIC out
DIR,SCLK MSK
TI
X402
MIC in
IC405
MIC 1 AMP
2T/5T,DTMF
ANT
final AMP 8T TX/RX SW
ATT
D105 LPF
IC101
D104
DET
IC104 D101
DC
AMP D102
DET
8T PCO
RF AMP
BPF BPF BPF
Q111
8R
Mixer D107 D110 D108
Q112 D109 D120
CV
AF mute
Q405
SW IC511
IC405 AF
OUT1
AMP AFin K301 AF out AMP
OUT2
OUT3
Q511
OUT4
IC404
Filter SP Mute SB APCO
TI
RXIN
IC403
IC406
2T/5T EXPOUT