Kenwood NXR-800H Service Manual page 255

Uhf digital base-repeater
Table of Contents

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CONTROL UNIT1 (X53-4132-XX)
SC
BC8
R441
0
BC1
SHIFT
IC1
R442
0
BU4094BCFV
RESISTER
BC2
R448
0
SCR_PTT
STB
1
16
50MPU
SCR_PTT
STRB
VDD
2
15
DATA
OE
SR_CLK
3
14
R445
0
CLK
Q5
4
13
R446
0
Q1
Q6
R449
0
5
12
R444
0
Q2
Q7
POWER SW
6
11
R443
0
Q19
Q3
Q8
R457
HN1L02FU(F)
7
10
Q4
QʼS
GND
47k
8
9
VSS
QS
R458
BC4
100k
SR_oE
CLEAR
R450
0
DATA_iN
/CoDE
R451
0
TXo
R452
0
RXEo
R453
0
RXEi
R454
0
TXi
F1
PoW
Q20
TAAD_SW
F53-0315-05
2SA1955A-F
MiC_SW
8.0V
POWER SW
MiCAD_SW
MIC
MIG
POWER SW
Q21
RT1N441M-T111
A
D26,39
CURRENT PROTECTOR
A
R470
0
D39
MiC_SW
TXANTS_O
R492
0
1SS388F
ANi_KEY
ANi_KEY
D26
R495
0
PTT_TXD_SCM
PToA
1SS388F
GND
TX_ANT_SW
Q25
A
A
RT1N441M-T111
OP CONT SW
A
A
A
SiDE_ToNE
DATA_iN
DATA_iN
ToNE_CoNT
ToNE_Co
MiC_MUTE
C75
R66
R461
POWER SW
Q23
10k
RT1N441M-T111
A
F2
Q22
PoW
2SA1955A-F
80ANi_CoNT
POWER SW
CN3
F53-0315-05
DC8
1
8.0V
8.0V
L21
GND
2
A
A
L5
DC8
3
DC8
DC8
4
L22
5.0V
50MPU
5
L6
50MPU
6
50MPU
GND
7
DC8
8
K5
9
R6
100
K5
K4
10
R7
0
K4
K3
11
R8
0
K3
C63
BEEP
R63
C72
K2
12
R9
0
K2
0.1u
3.3k
R536
1u
K1
13
R10
0
K1
100k
GND
14
AND GATE
STB1
15
R11
0
STB1
CURRENT
PROTECTOR
IC50
GND
16
TC7SH08FU-F
D38
1SS388F
SR_DATA
17
R12
0
SR_DATA
ANi_KEY
1
5
INB
VCC
GND
18
PTT_TXD_SCM
2
INA
A
A
SR_CLK
19
R13
0
SR_CLK
3
4
GND
oUTY
GND
20
SR_oE
21
R14
0
SR_oE
PTT_AM16C
GND
22
PTT_TXD_SCM
23
R15
0
PTT_TXD_SCM
SCM_EN
24
R436
0
SCM_EN
HooK_RXD_SCM
25
R16
0
HooK_RXD_SCM
D25
SB
GND
26
MINISMDC020F
oCXo_ST_G
27
R17
0
oCXo_ST_G
CURRENT
PWR_ST_R
28
R437
0
PWR_ST_R
PROTECTOR
oCXo_ST_R
29
R18
100
oCXo_ST_R
SB
30
R414
0
VoLUME_IN
31
R19
100
VoLUME_IN
33AUD
32
L7
33SAUD
33MPU
33
L20
33MPU
MiC
34
R407
0
MIC
GND
35
3.3V
MiG
36
R2
0
MIG
50MPU
FM-NARROW
MIC INPUT
CN1
5.5mVrms at 1kHz:52mVrms
PTT_TXD_SCM
R21
0
1
DC50
GND
2
Lo_Vol_DET
3
R22
0
Lo_VoL_DET
NC
4
R23
0
TD_SW
5
R24
0
TD_SW
MiCAD_SW
6
R25
0
MiCAD_SW
MiC_SW
7
R26
0
MiC_SW
RXAD_SW
8
R27
0
RXAD_SW
PATH_SW
9
R28
0
PATH_SW
BEEP_SW
10
R29
0
BEEP_SW
TA_SW
11
R30
0
TA_SW
TAAD_SW
12
R419
0
TAAD_SW
EVOL_LD
13
R31
0
EVOL_LD
GND
14
A
EVOL_CLK
15
R32
0
EVOL_CLK
PTT_AM16C
16
R474
0
EVOL_DATA
17
R33
0
EVOL_DATA
iNSP_SW
18
AF_MUTE
19
R34
0
AF_MUTE
SCM_EN
20
R438
0
SCM_EN
AMP_SW
21
R35
0
AMP_SW
HooK_RXD_SCM
22
R439
0
NC
23
R36
0
iNRA_SW
24
MiC_D_IN
25
R37
0
MiC_D_iN
BEEP
26
R38
0
RX_AUDIO_D
27
R39
0
RX_AUDio_D
GND
28
MoD_D_OUT
29
R40
0
MoD_D_oUT
PWR_ST_R
30
R440
0
PWR_ST_R
33SH
VOLUME_IN
31
R41
0
VoLUME_IN
oCXo_ST_G
32
R42
0
oCXo_ST_G
oCXo_ST_R
33
R43
0
oCXo_ST_R
RX_PWR_SAVE
34
R44
0
RX_PWR_SAVE
GND
35
GND
36
DC8
CN2
SYS_RST
1
R45
0
SYS_RST
GND
2
L19
SB
BER_CLK
3
R522
0
33u
BER_DAT
4
R523
0
A16C_CK_SFT
5
R47
0
A16C_CK_SFT
TRUNKiNG
6
R48
0
TRUNKiNG
ADSP_CK_SFT
7
R49
0
ADSP_CK_SFT
GND
8
RADiO_ERR
9
R51
0
RADio_ERR
QT_DQT
10
R52
0
QT_DQT
TX_STATE
11
R53
0
TX_STATE
RF_PTT
12
R54
0
RF_PTT
GND
13
STXO_ARXO
14
R55
0
STX0_ARX0
SRXO_ATXO
15
R56
0
SRX0_ATX0
GND
16
SC_SH
17
R57
0
SC_SH
E_PTT_SH
18
R58
0
E_PTT_SH
NC
19
R59
0
50MPU_CoNT
20
R60
0
50MPU_CoNT
21
33SH
L14
33SH
33MPU_A
22
L8
33MPU_A
50MPU_A
23
L9
50MPU_A
33MPU_A_GND
24
5.0V
3.3V
33MPU
25
3.3V
3.3V
33MPU
26
L10
33MPU
33MPU_A_GND
27
R61
0
33MPU_A_GND
DC50
28
5.0V
L34
DC50
29
L11
DC50
DC50
30
L35
31
DC50
R534
50MPU_A_GND
32
50MPU
33
L12
50MPU
50MPU_A_GND
34
L13
50MPU_A_GND
GND
35
R535
Hi_VOL_DET
36
R62
100
Hi_VoL_DET
33SH
C470
33MPU
100p
BER_CLK
C469
BER_DAT
100p
SB
CN4
13.2V
4
L3
F3
SB
L32
3
F53-0328-05
2
L33
1
L4
GND
SC
C436
C103
OP AMP
R469
R100
47k
IC9
10k
NJM2734V
1u
100p
R127
47k
R133
MULTIPLEXER
R77
R83
1
AoUTPUT
14
C122
100p
47k
IC3
2
DoUTPUT
BU4053BCFV
100k
120k
13
A-INPUT
D-INPUT
OP AMP
1
16
3
12
R102
12k
C128
A+INPUT
Y1
VDD
D+INPUT
IC12
4
R103
47k
100p
A
2
15
V+
11
NJM2732V
Y0
Y
5
GND
R115
3
14
B+INPUT
10
1
AoUTPUT
8
Z1
X
C+INPUT
V+
4
13
6
9
150k
2
7
Z
X1
A
B-INPUT
A-INPUT
C-INPUT
BoUTPUT
5
12
R70
R84
7
8
R104
3
6
BoUTPUT
A+INPUT
Z0
X0
CoUTPUT
B-INPUT
6
11
0
47k
47k
4
GND
5
INH
A
140mV
R471
C102
R105
B+INPUT
7
10
645mV
VEE
B
8
9
100k
15p
47k
C134
VSS
C
0.1u
A
A
A
A
CODEC
IC4
AK4550VTP
63mV
1
16
C86
10u
VCoM
AoUTR
15
C77
100u
2
C87
100u
AINR
AoUTL
C78
10u
3
14
AINL
PWDA
INVERTER
4
13
VSS
PWAD
Q1
5
12
R529
0
RT1N141M-T111
VDD
SCLK
11
6
R530
0
DEM0
MCLK
7
10
R531
0
DEM1
LRCK
D_AF
8
9
R532
0
SDTo
SDTI
125mV
IC5
OP AMP
100p
457mV
NJM2732V
C95
100u
R93
0
C146
0.1u
68k
1
8
C96
100p
AoUTPUT
MULTIPLEXER
80mV
V+
2
A-INPUT
7
R78
100k
IC14
BoUTPUT
R87
C110
BU4053BCFV
3
6
A+INPUT
B-INPUT
1
16
4
5
22k
100u
GND
Y1
VDD
B+INPUT
2
15
R479
R154
Y0
Y
3
14
0
33k
C81
0.1u
Z1
X
R406
R106
4
13
Z
X1
0
0
C409
5
12
C410
A
Z0
X0
A
1u
6
11
1u
D/A
IC8
INH
A
CONVERTER
M62364FP-F
7
10
VEE
B
13
12
200mV
8
9
VIN5
VIN4
VSS
C
R420
0
14
11
A
VoUT5
VoUT4
MULTIPLEXER
R484
0
15
10
640mV
IC2
VoUT6
VoUT3
BU4053BCFV
R501
0
16
9
R144
R494
VIN6
VIN3
1
16
17
8
EVOL_DATA
0
0
Y1
VDD
D0
DI
2
15
18
7
EVOL_CLK
Y0
Y
VDAREF
CLK
C98
3
14
R428
0
19
6
EVOL_LD
Z1
X
RESET
LD
4
13
R429
0
20
5
10u
Z
X1
GND
VDD
5
12
R430
0
21
4
Z0
X0
VIN7
VIN2
6
11
22
3
INH
A
VoUT7
VoUT2
7
10
23
2
VEE
B
VoUT8
VoUT1
8
9
24
1
A
VSS
C
VIN8
VIN1
640mV
C80
A
0.1u
A
A
5.0V
R131
47k
3.3V
RD
G1
D6
A16
oE
A15
G2
D5
A12
DQ9
A11
G3
D4
DQ11
NC4
C120
1000p
G4
D3
VCC
NC3
C121
10u
G5
D2
A6
DQ13
A5
FLASH MEMORY
A0
G6
D1
A2
DQ15/A-1
A1
IC17
H1
C6
A15
A
A
A
A
VSS1
A14
IC6
D1
H2
C5
A11
XC6209B332PR
DQ1
A10
D3
H3
C4
VOLTAGE REGULATOR
DQ3
NC2
D4
H4
C3
CS1
DQ4
A18
D6
H5
C2
A7
DQ6
A6
H6
C1
A3
VSS2
A2
R137
SYS_RST
1k
R159
0
RX_PWR_SAVE
33MPU_A_GND
50MPU_A_GND
DC/DC CONVERTER
5.0V
8.0V
Q2
2SJ506-E(S)
R129
R146
0
Q14,15
R101
0
DC/DC CONVERTER
Q14
0
L15
2SC4116(Y)F
R432
47
68u
C413
0.1u
Q15
2SA1586(Y)F
R148
IC10
IC16
NJM2340RB1
XC6209B502PR
0
R90
VOLTAGE
5
4
oUT
GND
REGULATOR
C123
15k
6
3
R96
CT
FB
R81
7
2
22k
4700p
50MPU_CoNT
VREF
IN2
R74
56k
8
1
V+
IN1
DC/DC
0
CONVERTER
DC/DC
CONVERTER
CONTROL
R75
5.0V
0
VOLTAGE
REGULATOR
IC15
Q3
R533
3.3V
DC/DC CONVERTER
2SJ506-E(S)
BA33BC0FP
0
1
3
R141
Q16,17
IN
oUT
DC/DC CONVERTER
R128
GND
0
0
Q16
R142
2SC4116(Y)F
2
L16
R434
47
0
C415
0.1u
33u
Q17
2SA1586(Y)F
R143
R92
5
4
oUT
GND
C125
0
5.6k
6
3
R98
CT
FB
IC18
R82
7
2
4700p
10k
3.3V
XC6201P182MR
1.8V
VREF
IN2
R130
R153
56k
8
1
1
5
V+
IN1
VIN
VoUT
0
DC/DC
0
2
0
CONVERTER
R73
VSS
IC11
3
4
NJM2340RB1
NC1
NC2
0
DC/DC
CONVERTER
CONTROL
VOLTAGE REGULATOR
0
R76
0
BER_CLK
BER_DAT
SB
OP AMP
IC7
TA75S01F-F
R71
1
5
IN(+)
VCC
47k
2
VEE
X53-4132-XX
IC29
R552
R553
3
4
IN(-)
oUT
-71
C
NO
0
NO
-72 (for Service)
C
LA4425A
NO
0
SC
AF PA
*
IC29
C190
R163
0
TA
C225
0.1u
1u
R178
0
TD
ANALOG SW
IC25
TC7S66FUF
A
C197
R175
1
R400
0
5
IN/oUT
VCC
R401
0
OP AMP
33p
39k
2
IC21
oUT/IN
A
B
C239
C177
100p
NJM2734V
3
4
NAND GATE
GND
CoNT
R166
R158
33k
1
AoUTPUT
14
1000u25
IC23
A
DoUTPUT
2
13
33k
TC7SH00FU-F
A-INPUT
D-INPUT
A
AF MUTE SW
3
12
150mV
SPM
1
5
92mV
A+INPUT
INB
VCC
Q7
D+INPUT
C202
R177
2
RT1N141M-T111
4
V+
11
RA
AF_MUTE
INA
GND
5
10
1u
0
3
4
B+INPUT
GND
oUTY
C+INPUT
6
9
B-INPUT
C-INPUT
C203
7
BoUTPUT
8
C215
0.1u
CoUTPUT
POWER SW
100p
C408
R412
A
A
Q9
2SJ506-E(S)
1u
10k
R174
AND GATE
68k
IC41
TC7SH08FU-F
AF MUTE SW
1
5
Q6
INB
VCC
A
DTC363EU
2
B
INA
3
4
R193
GND
oUTY
POWER SW
10k
Q8
C445
0.1u
RT1N141M-T111
A
C192
1u
A
R477
100k
R482
0
C193
1u
A
A
A
AMP_SW
IC30
NAND GATE
TC7SH00FU-F
AF MUTE SW
A
1
5
RD
Q26
INB
VCC
RT1N441M-T111
SCLK
2
INA
3
4
BCLK
C200
GND
oUTY
MiC_D_iN
A
10u
C237
0.1u
DIVIDER
OP AMP
C173
IC20
IC31
TC7MH4040FK-F
NJM2734V
C208
100p
R171
RX_AUDio_D
1
16
R151
1
14
AoUTPUT
18k
Q12
VCC
DoUTPUT
10u
120k
R172
2
15
2
A-INPUT
13
Q6
Q11
D-INPUT
3
14
3
A+INPUT
12
47k
Q5
Q10
D+INPUT
4
13
4
11
LRCK
V+
Q7
Q8
GND
5
10
5
12
B+INPUT
Q4
Q9
C+INPUT
R167
SCLK
R216
6
11
6
B-INPUT
9
Q3
CLR
C-INPUT
0
7
10
7
8
47k
MCLK
BoUTPUT
Q2
CK
CoUTPUT
8
9
GND
Q1
C189
0.1u
A
A
OP AMP
R150
C199
MoD_D_oUT
IC26
56k
R160
100u
NJM2734V
56k
1
AoUTPUT
14
OP AMP
C446
C218
DoUTPUT
IC19
2
A-INPUT
13
NJM2732V
A
A
390p
D-INPUT
3
12
R149
470p
A+INPUT
1
AoUTPUT
8
D+INPUT
V+
C194
4
V+
11
33k
2
A-INPUT
7
C217
C220
GND
BoUTPUT
A
5
B+INPUT
10
R229
3
6
56p
A+INPUT
C+INPUT
B-INPUT
0.01u
0.01u
6
9
C231
R224
820k
4
5
B-INPUT
GND
C-INPUT
7
8
C243
B+INPUT
BoUTPUT
0.1u
2.2k
CoUTPUT
R226
0.01u
C188
8.2k
C228
A
0.1u
0.1u
A
A
A
A
A
R220
0
18DSP
R221
0
33SH
D7
103
D6
104
D5
105
D4
106
D3
107
P10/D8
P51/WRH/BHE
D2
108
P07/AN17/D7
P03/AN13/D3
P06/AN16/D6
D1
109
P05/AN15/D5
P02/AN12/D2
D0
110
P04/AN14/D4
P01/AN11/D1
111
P00/AN10/D0
io6
112
P117
io5
113
P116
io4
114
P115
MCU
io3
115
P114
IC34
io2
116
30625MGP490GU
P113
io1
117
P112
P57/RDY/CLKoUT
Ai3
118
P111
Ai2
119
P110
Ai1
120
P107/AN07/KI3
TX_DDS_EN
121
P106/AN06/KI2
TX_PLL_440_EN
122
P105/AN05/KI1
TX_PLL_440_CE
123
P104/AN04/KI0
TX_PLL_132_EN
124
P103/AN03
TX_PLL_132_CE
125
P102/AN02
TX_2DA_EN
126
P101/AN01
127
AVSS
TX_2DA_CE
128 P100/AN00
5_ToNE
C226
10u
C227
1000p
R195
0
CLOCK
SHIFT SW
R196
0
Q4
2SC4738F
C212
X1
CLOCK
SHIFT SW
L77-1984-05
14.7456MHz
C222
Q5
2SC4738F
12p
15p
R200
0
50MPU
R201
0
RX_PWR_SAVE
A_TXD0
A_RXD0
33SH
BUFFER
BUFFER
BUFFER
IC40
IC27
IC32
TC7SH126FU-F
TC7SET126FU-F
TC7SH126FU-F
ROM-IC
1
5
1
5
1
5
IC35
R473
G
VCC
G
VCC
G
VCC
S24CS02AFJTBG
2
2
2
INA
INA
INA
4
5
100k
GND
SDA
3
4
3
4
3
4
R472
3
6
GND
oUTY
GND
oUTY
GND
oUTY
A2
SCL
100k
2
7
A1
WP
R183
1
8
A0
VCC
0
BUFFER
BUFFER
IC28
IC33
TC7SH126FU-F
TC7SH126FU-F
1
5
1
5
G
VCC
G
VCC
2
2
POWER SW
INA
INA
3
4
3
4
Q18
GND
oUTY
GND
oUTY
2SK1830F
IC22
BU4094BCFV
SHIFT
RESISTER
BER_CLK
BER_DAT
SB
*
R552
A
*
R553
B
GND
R293
0
R294
0
CLOCK
CLOCK
SHIFT SW
SHIFT SW
X2
Q10
L77-1987-05
Q12
2SC4738F
C275
16.515072MHz
C281
2SC4738F
12p
15p
ADSP_CK_SFT
C252
10u
1
108
NC1
2
A18
107
NC2
C253
0.01u
3
A17
106
VSS1
VSS14
4
105
DVDD1
A16
5
104
A10
D5
D7
6
103
HD7
D4
7
102
A11
D3
C274
4700p
8
101
A12
D2
9
100
R289
47k
A13
D1
10
99
A14
D0
R292
0
DSP_RS
11
98
A15
RS
12
97
NC3
X2/CLKiN
R237
47k
13
96
R283
0
HAS
X1
C254
0.01u
14
95
D3
VSS3
HD3
R243
47k
15
94
NC4
CLKoUT
16
93
CVDD2
VSS13
CS2
17
MCU
92
HCS
HPiENA
A0
18
91
HRW
IC37
CVDD5
R240
47k
19
90
READY
320VC5402PGE
NC14
20
89
C277
PS
TMS
21
88
DS
TCK
0.01u
22
87
iS
TRST
23
86
R/W
TDi
24
85
MSTRB
TDo
25
84
R297
47k
ToSTRB
EMU1/oFF
26
83
R296
47k
R241
47k
MSC
EMU0
27
82
XF
ToUT0
28
81
D2
HoLDA
HD2
29
80
iAQ
NC13
R242
47k
30
79
R286
0
HoLD
CLKMD3
31
78
R287
0
Bio
CLKMD2
32
77
R288
0
MP/MC
CLKMD1
33
76
DVDD2
VSS12
34
75
VSS5
DVDD4
35
NC12
74
C255
NC5
C278
36
NC6
NC11
73
0.01u
10u
C279
0.01u
C283
0.1u
AND GATE
IC38
18DSP
TC7SET08FU-F
4
oUTY
5
VCC
R302
100k
Ai3
STB1_L
R261
47k
64
DSP_RS
P125
63
DSP_iNT
P126
62
RY
P127
61
WR
P50/WRL/WR
R254
R267
60
59
47k
47k
RD
P52/RD
58
R268
P53/BCLK
47k
STB_L
57
P130
56
P131
55
PAG_SW_L
P132
54
TX_SR_oE
P133
53
RSSi
P54/HLDA
52
R270
47k
P55/HoLD
51
R269
47k
P56/ALE
50
HRDY
49
TX_SR_EN
P134
48
TX_VR_EN
P135
47
SR_DATA_C
P136
46
SR_CLK_C
P137
PTT_AM16C
45
EMoN
44
43
CP26
42
R262
41
CP25
47k
RX_PWR_SAVE
40
RX_iF_BW2
39
RX_iF_BW1
50MPU
D3
D7
D9
D11
D15
D17
D4
D8
D10
D14
D16
D18
EMoN
E_PTT
Ai1
SC
Ai2
Ai3
CN68 CN67 CN66 CN65
io1
TD
io2
TA
io3
RD
io4
A_TXD0
RA
A_RXD0
io5
io6
BUFFER
IC36
SPM
TC7MET541AFK
R184
1
20
G1
VCC
C265
TX_SR_oE
47k
2
19
A1
G2
STB1_L
3
18
0.1u
SR_oE
A2
Y1
STB_L
4
17
STB1
A3
Y2
TX_SR_EN
5
16
STB
A4
Y3
TX_VR_EN
6
15
SR_EN
R408
50MPU
A5
Y4
SR_DATA_C
7
14
VR_EN
A6
Y5
0
SR_CLK_C
8
13
SR_DATA
A7
Y6
PAG_SW_L
9
12
SR_CLK
A8
Y7
10
11
PAG_SW
RSSi
GND
Y8
SPG
3.3V
5.0V
50MPU
SPo
SB
SURGE
SURGE
SURGE
SURGE
SURGE
PROTECTOR
PROTECTOR
PROTECTOR
PROTECTOR
PROTECTOR
BUFFER AMP
BUFFER AMP
BUFFER AMP
BUFFER AMP
BUFFER AMP
Q11
Q13
Q27
Q28
Q29
2SD2114K(W)
2SD2114K(W)
2SD2114K(W)
2SD2114K(W)
2SD2114K(W)
R502
R507
R508
R509
R510
18k
18k
18k
18k
18k
CURRENT
CURRENT
CURRENT
CURRENT
CURRENT
PROTECTOR
PROTECTOR
PROTECTOR
PROTECTOR
PROTECTOR
GND
mV:AC voltage value measured with an electronic voltmeter.
The unit is mVrms.
V:DC voltage value
rms:60% modulation TX signal or RX signal
Audible signal:Measures it by 1kHz
Sub audible signal:Measures it by 100Hz
R409
0
BUFFER
CN56
1
IC39
GND
TC7SH125FU-F
2
GND
PAG_SW
1
5
G
VCC
R389
3
PAG
2
INA
0
4
GND
3
4
GND
oUTY
5
CoNT_5.0V
6
D_GND
C345
0.1u
CN69
7
CoNT_5.0V
8
D_GND
SDA
R316
0
9
SDA
R390
0
10
D_GND
105mV FOR MIC TA
25mV FOR TD
11
SCL
R317
0
SCK
TX_TEMP_PRT
R318
0
12
TEMP_PRT
TX_ANT_SW
R319
0
13
ANT_SW
TX_DDS_EN
R320
0
14
DDS_EN
15
VR_EN
R321
0
VR_EN
TX_PLL_440_EN
R322
0
16
440_EN
TX_PLL_132_EN
R323
0
17
132_EN
3
GND
18
TX_PLL_440_CE
R324
0
440_CE
2
INA
TX_PLL_132_CE
R325
0
19
132_CE
1
INB
TX_LDT
R326
0
20
LDT
TX_2DA_EN
R338
0
21
2DA_EN
22
TX_3DA_EN
R327
0
3DA_EN
TX_2DA_CE
R328
0
23
2DA_CE
SR_oE
R329
0
24
SR_oE
25
TX_8AD_EN
R330
0
8AD_EN
SR_EN
R331
0
26
SR_EN
TX_SDi1
R332
0
27
SDi1
SR_DATA
R333
0
28
SDo0
29
TX_SCLK1
R334
0
SCLK1
SR_CLK
R335
0
30
SCLK0
TX_SDo1
R336
0
31
SDo1
32
GND
R337
33
MoD
0
34
WP
35
GND
36
GND
50MPU
R391
0
CN57
1
GND
5.0V
R392
0
2
GND
3
WP
4
D_GND
SDA
R361
0
5
E2PRoM_SDA
6
CoNT_5.0V
7
E2PRoM_SCL
SCL
R362
0
STANDARD DEVIATION RX:100mV
8
D_GND
FM WIDE/NARROW
RX_8AD_EN
R363
0
9
AD_CS
RX_iF_BW2
R364
0
10
iF_BW_SW
11
AD_DAT_WRiTE
RX_iF_BW1
R374
0
12
NC(iF_NW_SW)
13
AD_CLK
14
GND
RX_SDi0
R365
0
15
AD_DAT_READ
16
NC
17
CoNT_5.0V
18
PLL_LoCK_DET
RX_LoCK_DET
R366
0
19
AGC_RSSi
RX_PLL2_EN
R367
0
20
PLL2_EN
21
FM_RSSi
RSSi
R368
0
22
NC
CN61
23
GND
24
PLL_PWR_SAVE
RX_PLL_PWR_SAVE
R375
0
R359
0
25
RX_AUDio
RX_SDo0
R376
0
26
SiF_DAT
27
GND
28
SiF_CLK
RX_SCLK0
R369
0
RX_3DA_EN
R377
0
29
DA_EN
RX_PLL1_EN
R370
0
30
PLL1_EN
31
VCo_BAND_SW
RX_VCo_BAND_SW
R371
0
RX_DDS_EN
R372
0
32
DDS_EN
R373
0
33
RX_PWR_SAVE
34
NC
35
GND
36
GND
D3,4,7-11,
D37
D20
CN58
14-18,20,36,37
1
NC
SURGE PROTECTOR
2
NC
3
NC
177mV AT 100Hz INPUT
D36
4
NC(RSSI)
280mV AT 1kHz INPUT
R526
120
5
BER_CLK
6
NC
STANDARD DEVIATION RX:80mV
7
EMON
R340
1k
8
NC
STANDARD DEVIATION RX:400mV
R342
1k
9
EPTT
10
Ai1
R343
1k
R344
1k
11
SC
R345
1k
12
Ai2
R527
120
13
BER_DAT
14
Ai3
R346
1k
15
TXG
16
DG
17
IO1
R347
1k
R348
1k
18
TD
R349
1k
19
IO2
R350
1k
20
TA
21
IO3
R351
1k
R352
470
22
RD
R353
1k
23
IO4
24
RA
R354
1k
R355
1k
25
IO5
26
RXG
27
IO6
R356
1k
R357
1k
28
SPM
29
NC
30
NC
CN59
20
NC
19
SB
18
NC
chassis GND
17
SB
16
NC
CURRENT
D24
13.2V
15
NC
PROTECTOR
SB
R380
0
SMD185F-2
14
SPG
R393
0
13
GND
L40
12
SPG
11
GND
L44
10
RD
9
RSSi
8
SPi
L45
7
Ao1
Ao1
6
SPo
Ao2
L46
5
Ao2
L43
4
SPo
Ao3
L47
3
Ao3
Ao4
L48
2
Ao4
Ao5
L49
1
Ao5
D23
DA204U
CN60
1
SPO
2
SPG
INT SP
SURGE
PROTECTOR
3.4V AT 3W

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