Block Diagram; 方块图 - Kenwood NX-800 Service Manual

NX-800
TX-RX UNIT (X57-775)
CN401
DCin
F401
(13.6V)
F53-0328-05
CN402
GND
DCDC
Converter
IC405
XC6204B332P1
Q404
2SJ645
DC SW
IC401
XC6108C23CMN
Detect
Protect
D401
02DZ18F-X,Y
Q401
RT1N141U-T111
CN403
E41-0927-05
1
/IGN
Q403
2
RT1N140U-T111
SCTAM1 33M
SCBSY
SCRXD
SCTXD
IC509
TC7WT125FUF
BER_CLK
BUFF
BER_DATA
150

BLOCK DIAGRAM /

+B
50M
IC402
XC6204B332P1
3.3V AVR
IC408
XC6204B332M 2SA1955A-F
3.3V AVR
33A
Q416
SSM6L05FU
Q412
2SA1955A-F SBC_2 DC SW 33A2
DC SW
50MC
D408
2SA1955A-F
1SS301F 33M
SBC_2
IC409
XC6205B152PRN
1.5V AVR
15M
SB
XC6109C29ANLN
SBC_2
8V AVR
IC403
Q407
/BINT
NJM78M08FA-ZB
12A02CH
DC SW
TXC
Q408
SBC_2
12A02CH
DC SW
SBC
RXC
DCDC
Converter
IC410
XC9101D09AKR
5V AVR
IC404
TA7805FQ
33M 15M
IC502
DSP
/BER_EN
33M
IC501
FLASH ROM
33BU
IC503
SRAM
方块图
33M
Q405
TCXO_MOD BUFF
DC SW
SCTAM1
LMC7101BIM5
/BINT
Q411
DC SW 33BU
CN405
/RST
Buck UP Battery
RESET
/RST
IC506
80C
80T
80R
150C
50C
Q409
12A02CH
DC SW
50R
RXC
3.3V AVR
33C
IC406
TK71733S
3.3V AVR
33GPS
IC407
XC6204B332M
X502
IC508
L77-3015-05
SM5023CNDH-G
VCTCXO
Main_CLK BUFF
18.432MHz
Main_CLK
/SYMTIM, FSDET, /DWUP, /DINT
/MCCSRCN, /MCCSXCN, MCDOCN, MCDICN
/MCCSAF, MCDOAF, MCDIAF
MCSCKAF
IC511
TC7SH08FU-F
HD2
/PCS_RF
TC7SH08FU-F
IC505
BCLKX0
BCLKR0
A[0-20], D[0-15], /RD, /WR
/CS0, /CS2, /CS3, /HRDY, /WP
/FRST, /DRST, /HINT, /HDS2
IC504
RTC
RV5C386A
/RST
33C
IC1
LM73CIMKX-0
TEMP
I2CCK
I2CDT SENSOR
X1
33C
L77-3016-05
VCTCXO
BUFF
19.2MHz
Q11
IC2
2SK1215-E(E)
SCK1, SDO1, /PCS_RF
PLD
50R
X3 BPF
Q203
2SC5636
CF201
(Wide)
D201
DAN235E
CF
SW
33C
CF202
(Narrow)
SW
Q201 RT1P141U-T111
Q202 RT1N441U-T111
W_/N
SW
W_/N
Q212
EMD9
Main_CLK
33M 15M
BSHIFT
SCBSY
/PCS
R567
MCSCKCN
150 IC510
MCU
/RINT
32K
I2CCK, I2CDT
33BU
X501
32.768kHz
L77-1802-05
ASSIST
33C 50C
LM
IC3
PLL F
SKY72300-362
IC
TC7
IC5
TC75W
VCO_MOD
Fin
2nd Local
50C
D202
DAN235E
IF IC
CF
IC202
SW
TK10931VT
CD
CD201
L79-1850-05
/RST
RFAGC, ASSIST,
/T_R, W_/N, W_/V
SCK1, SDO1
CV, THP, THP2, RS
VAGC, PLD, M
450k
IC703(1/2
TC75W51FK
LPF
ASQAPC
AI
TONE
OPT9
IC701
TC75S51FE(F)
LPF
RXAF
RXEO
IC706(1/2)
TC75W51FK(F)
LPF
MIC
IC702(2/2)
TC75W51FK(F)
LPF
MOD
TONESW, AMT, STS
MM, MM2, INAMT, /
TXD[0-3], IFC, TXC, R
OPT10SEL, /EVCS, S
/OVRB, /IGN, /P
CTS0, RXD[0-3]
/INT25P
OPT[1-8]
OPT11