Block Diagram - Kenwood NX-800 Service Manual

NX-800

BLOCK DIAGRAM

CN401
DCin +B
F401
(13.6V) F53-0328-05
DCDC
GND 50M
CN402 Converter
IC405
XC6204B332P1
3.3V AVR
IC402
XC6204B332P1
3.3V AVR 33A 1.5V AVR
IC408
Q416 IC409
XC6204B332M SSM6L05FU XC6205B152PRN
SBC_2 DC SW 33A2
DC SW 50MC DC SW
Q412
2SA1955A-F
33M
SBC_2
DC SW
D408
1SS301F
1.5V AVR 15M
IC409
XC6205B152PRN
RESET
DC SW SB
IC506
Q404
XC6109C29ANLN
2SJ645
SBC_2
80C
8V AVR
IC403
Detect /BINT
NJM78M08FA-ZB
DC SW 80T
IC401
Q407
XC6108C23CMN
12A02CH
TXC
DC SW 80R
Protect Q408
SBC_2
12A02CH
D401
02DZ18F-X,Y RXC
Q401
DTC114EE DCDC
SBC 150C
Converter
E41-0927-05 IC410
XC9101D09AKR
CN403
/IGN 5V AVR 50C
1
Q403 IC404
2
DTC114TE TA7805FQ
DC SW
DC SW
3.3V AVR
TK71733S
3.3V AVR
XC6204B332M
SCTAM1 33M
SCBSY
SCRXD 33M 15M
SCTXD
IC502
DSP
IC509
TC7WT125FUF
BER_CLK
BUFF
BER_DATA
/BER_EN
33M
IC501
FLASH ROM
33BU
IC503
SRAM
98
33C IC1
LM73CIMKX-0
TEMP
I2CCK
SENSOR
I2CDT
33M
X1
33C
L77-3016-05
15M VCTCXO
TCXO_MOD BUFF 19.2MHz BUFF
IC2 Q11
SCTAM1
LMC7101BIM5 2SK1215-E(E)
Q405
2SA1955A-F
/BINT
33BU
Q411
2SA1955A-F
SCK1,SDO1,/PCS_RF
CN405
/RST Buck UP Battery
/RST
50R
3
Q203
2SC5636
(Wide)
D201
DAN235E
CF
SW
50R
Q409
12A02CH
RXC 33C
50IF (Narrow)
SW
Q416
SSM6L05FU
Q201 DTA114EE
IFC W_/N
Q202 DTC144EE
33C
W_/N
IC406
33GPS
IC407
33M 15M
IC508 X502
SM5023CNDH-G L77-3015-05
VCTCXO
Main_CLK BUFF 18.432MHz
BSHIFT
SCBSY
Main_CLK
/SYMTIM,FSDET,/DWUP,/DINT
/MCCSRCN,/MCCSXCN,MCDOCN.MCDICN
/MCCSAF,MCDOAF,MCDIAF
MCSCKAF
IC510
CPU
IC511
TC7SH08FU-F
HD2
/PCS_RF
/PCS
TC7SH08FU-F
BCLKX0 IC505 R567 MCSCKCN
150
BCLKR0
A[0-20],D[0-15],/RD./WR
/CS0,/CS2,/CS3,/HRDY,/WP
/FRST,/DRST,/HINT,/HDS2
/RINT
32K
I2CCK.I2CDT
33BU
IC504
RTC
RV5C386A
X501
32.768kHz
/RST
L77-1802-05
150C
Q1
2SC5383-T111
Ripple
FILTER
ASSIST
BUFF
33C 50C
IC4
LMC7101BIM5
IC3
PLL
LOOP
FILTER
IC5(1/2)
TC75W51FK(F)
CV
PLD IC5(2/2)
TC75W51FK(F)
VCO_MOD
Fin
2nd Local
BPF
50C
CF201
D202
DAN235E
IF IC
CF
IC202
SW
TK10931VTL-G
CF202
SW CD
Q212 CD201
EMD9 L79-1850-05
Main_CLK /RST
RFAGC,ASSIST,DSW
/T_R,W_/N,W_/V,/H_L
SCK1,SDO1
CV,THP,RSSI,ASQDET
VAGC,PLD,MPL,BLVL
450k
BUFF
IC704
MCP6021-E/0T
IC703(1/2) IC703(2/2)
TC75W51FK(F) TC75W51FK(F)
ASQAPC
LPF LPF
APC
AI IC710
TC7W53FK(F)
TONE
OPT9
STSW
IC701 IC707
TC75S51FE(F) TC7W53FK(F)
RXAF
LPF
/SCSW
RXEO RXEI
IC706(1/2) IC706(2/2)
TC75W51FK(F) TC75W51FK(F)
MIC
LPF
SUM
IC702(2/2) IC702(1/2)
TC75W51FK(F) TC75W51FK(F)
MOD
LPF LPF
TONESW,AMT,STSW,BEEP,TONE,/PRST
MM,MM2,INAMT,/SCSW,RTS0,PBSHIFT
TXD[0-3],IFC,TXC,RXC,SBC
OPT10SEL,/EVCS,SCK0,SDO0
/OVRB,/IGN,/PSW,/BINT
CTS0,RXD[0-3]
/INT25P
OPT[1-8]
OPT11
CN595
26pin Option Board
BLOCK DIAGRAM
50C
Q4
2SC5383-T111
Ripple
FILTER
/T_R
T/R SW
Q11 SSM6L05FU
Q12 2SJ347F
50C 80T 80T
PRE-
D101,205
HVC131 DRIVE DRIVE
VCO
T/R
BUFF BUFF AMP AMP
SW
Q5,Q6
2SK508NV(K52) Q9 Q10 Q101 Q102
2SC5636 2SC5636 2SC5108(Y)F 2SC5455-A
IC712(7/8)
M62364FP-F
DAC
50C 50R
/EVCS,SCK0,SDO0
BPF
BUFF LPF
BUFF
Q3
Q208
2SC5636
2SC5636
IC204
SPM5001
50R
50R 50R
XF202 L210,212,215
MCF
L39-1498-05
1st
IF IF
AMP AMP MIXER
Q204 Q205
2SC3356(R23)
2SC3356(R23)
IC203(1/2)
TC75W51FK(F) 150C
IC712(4/8)
VAGC
M62364FP-F
TV2
IC203(2/2)
DAC BUFF
TC75W51FK(F)
RSSI
IC205
LMC7101BIM5
/EVCS,SCK0,SDO0
50R
IF_DET
BUFF
IC705(1/2) Q702
IC201
CF203
TC75W51FK(F) 2SC5383-T111
MCP6021-E/0T
SW BPF AMP
Q701
SSM3K15TE(F)
33A
33A
IC711(1/2)
TC75W51FK(F)
IC712(8/8)
M62364FP-F
VREF
DAC DEO BUFF
/EVCS,SCK0,SDO0 SW
OPT10
OPT10SEL
Q708
VREF
2SA1832(GR)F
Q709
DTC114EE
IC711(2/2) IC712(5/8) Q710
TC75W51FK(F) M62364FP-F DTC363EU
I2CCK
I2CDT
DAC MUTE
IC713
TC7W53FK(F)
SUM
/EVCS,SCK0,SDO0 INAMT
AO
AMT
OPT6
BEEP
D704,705 RD706F-40
Q704 2SC4738(GR)F
Q705 2SA1832(GR)F
MM2
DTI LIMIT
Q707
2SJ243-A
TXO
IC709(2/2)
IC708
TC75W51FK(F) MUTE MI2
TC7W53FK(F)
SUM MUTE MI1
TXI AI
Q706
TONE 2SJ243-A
/SCSW
MM
IC709(1/2) IC712(1/8)
TC75W51FK(F) M62364FP-F
DAC TCXO_MOD
SUM
IC712(2/8)
M62364FP-F
/EVCS,SCK0,SDO0
DAC VCO_MOD
IC712(6/8)
/EVCS,SCK0,SDO0
M62364FP-F
DAC DI
/EVCS,SCK0,SDO0
IC512
TC7SET08FU-F
TXD1
SCTXD
CN597
Display UNIT
NX-800
D103
L407CDB
SB
D106
L7091CER
FINAL
ANT ANT
AMP
SW LPF
IC102
RA30H4452M123
TEMP
DET
80T
THP
THP2
PWR
APC
APC DET
MP
D108,109,110
HSM88AS-E
/H_L
IC101,103
NJM2904V-ZB
80R
D207,208
D209,210 D212,213
1SV286F 1SV286F
BPF LNA BPF
Q210
2SC3357-A
150C
IC712(3/8)
M62364FP-F
TV1
DAC BUFF
IC206
LMC7101BIM5
/EVCS,SCK0,SDO0
IC705(2/2)
D703 TC75W51FK(F)
RB706-40
DET ASQDET
BUFF
SB
SB
SPI
AMP
IC715
LA4425A CN705
HOR
6pin Option Connector
PA
Ext SP JACK
SPO J701
E11-0425-05
D905
VOLTEGE
MI2
02DZ18F-X,Y
PROTECT
ME
DI
D906
BER_CLK DEO VOLTEGE
50C
02DZ18F-X,Y
BER_DATA AFO PROTECT
LEVEL SHIFT
TC7WBD125AFK
D901 D904
SURGE
D907 D908
PROTECT
D911 D912
IC517
AUXIO[1-9]
VOLTEGE
I2CCK
I/O Expander IMVERTER
IC514
I2CDT AUXO1 PROTECT
AUXO2
Q901,Q902
D910,914
QSX6
02DZ18F-X,Y
SB CN600-CN901
D909,913
50C D-SUB UNIT
1SS355
IC513
/INT25P
TC7SET08FU-F
TXD2
TXD2 BUFF
25P_TXD2
D506,D507
1SS416 RXD2
IC516
RXD2
TC7WH126FU-F G_RXD2
LEVEL SHIFT
50MC
50MC
TXD0
RXD0
RXD0
CTS0
RTS0
IC518
CTS0
RS-232C Driver
50MC
ADM202EARNZ
TXD0
RTS0
50MC
IC515
LEVEL SHIFT
TC7WT126FU-F
99