80
NX-200
SCHEMATIC DIAGRAM
A
A
A
A
A
GND
3
oUTY
4
INA
TC7SH08FU-F
1
2
INB
VCC
5
IC109
D
0.01u
C158
L705
E12
E11
E10
L5
P6
P11
L14
H14
E13
E7
M5
N5
P9
P10
N14
M14
G14
F14
E9
E8
B5
C6
B6
A6
U8
R8
R7
T7
V10
U9
V9
T9
C11
D12
C12
R5
R6
R2
P3
P2
M4
R1
N3
N2
P1
L4
M2
M3
N1
D8
D7
C7
D10
C8
D9
B7
C9
B8
A7
B10
B9
D11
A8
R3
DGND3
DGND2
DGND1
DVDIo7
DVDIo6
DVDIo5
DVDIo4
DVDIo3
DVDIo2
DVDIo1
DVDD10
DVDD9
DVDD8
DVDD7
DVDD6
DVDD5
DVDD4
DVDD3
DVDD2
DVDD1
GPIo11
GPIo10
GPIo9
GPIo8
GPIo7
GPIo6
GPIo5
GPIo4
GPIo3
GPIo2
GPIo1
GPIo0
SIMRST
SIMCK
SIMDT
SYMTIM
FSDET
TXRVE
TRAMP
TMoD
PSTPA
PSTIF
PSTPLL
RXRVE
RXSLT
PSRRF
PSRIF
PSRPLL
RSSIT
VFRM
VoINT
MCo2
MCCS2
MCCK2
MCCR1
MCCX1
MCo1
MCI1
MCCK1
MCCS0
MCo0
MCI0
MCCK0
AGCDAC
D
MCSCKAF
MCDIAF
MCDOAF
/MCCSAF
MCSCKCN
MCDICN
MCDOCN
/MCCSXCN
/MCCSRCN
100p
C141
R172 0
D
0
R173
470k
R191
470k
R182
R187
R180 100k
R183 100k
R185 1M
D
/SCSW
D
/UDET
/EMG
PLD
PLD
/DINT
/DWUP
/DRST
/LCDRST
D
IFC
5RC
T_/R
/SAVE
0
R171
MM
/APCSW
DSW
/5TC
100k
R189
47k
R184
47k
R186
47k
R188
FSDET
/SYMTIM
1k
R190
1000p
C156
1000p
C157
1k
R192
/MNDNU
ENC1
ENC2
ENC3
ENC4
C149 0.01u
C148 0.1u
C144 1u
C143 0.01u
C145 0.1u
C146 0.1u
C147 0.1u
C154 0.1u
C150 1u
C151 0.1u
C152 0.1u
C153 0.1u
C155 0.1u
DSR
5UC
EXAMT
INAMT
D
D
D
D
D
100k
R174
R175 100k
R176 100k
R177 100k
R178 100k
R181 100k
1k
C136 0.01u
C137 1u
C138 0.1u
C139 0.1u
L714
L715
L716
2.2k
R501
L403
1
CN403
2
3
4
5
6
7
8
9
10
C459
470p
2.2k
R506
1k
R509
1k
R510
1k
R508
1k
R507
1k
R504
VOL
ENC3
ENC4
ENC1
ENC2
A
470p
470p
C463
C457
470p
A
A
C462
470p
C455
A
A
C456
470p
470p
6800p
C460
C461
7
8
9
6
5
4
1
2
3
CHANNEL SELECTOR
S1
POWER SW/AF VOL
VR1
L101
L102
D
12
11
10
9
8
7
6
5
4
3
2
1
VIN4
V
oUT4
V
oUT3
VIN3
DI
CLK
LD
VDD
VIN2
V
oUT2
V
oUT1
VIN1
13
14
15
16
17
18
19
20
21
22
23
24
VIN5
V
oUT5
V
oUT6
VIN6
D0
VDAREF
RESET
GND
VIN7
V
oUT7
V
oUT8
VIN8
M62364FP-F
IC703
R752 100
R756 100
R759 100
R427 0
R428 0
0
R429
0
R740
SDO0
SCK0
/EVCS
VCO_MOD
TV1
TV2
TCXO_MOD
1000p
C738
C740 1000p
C743 1u
SB1
+B
EN2
EN1
EN4
AGND
EN3
VOL
VOL_GND
33A
33A-1
33M
33MAS
33A
15M
/PSW
/BINT
SBC
+B
SB1
33A
BA
TT
BA
TT
33A
33M
/PCS_RF
1SS416
D102
LCONT
HD2
GPIo7
18
23
24
IFADCN
IFADCN
AND GATE
2 INPUT
REVERSE
CURRENT
PREVENTION
CONVERTER
D/A
D
VOL SW/ENC
33A-1
SPCS10
BLC
7
7
9
9
9
11
11
12
12
12
13
13
13
14
14
14
14
14
14
15
15
15
15
15
15
15
16
16
16
16
16
14
14
17
17
17
17
17
18
18
18
19
19
19
19
20
20
21
21
21
X53-426 5/10
U
V
W
X
Y
CONTROL UNIT (X53-4260-XX)