J
K
L
M
N
O
P
Q
R
S
I
H
G
F
E
D
C
B
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
G
S
D
R403
R409
R410
1
1
3
4
5
45
8
1
4
5
8
R411
R412
R220
R221
R419
R230
R237
R240
R241
R242
R243
R438
R245
R439
C209
R246
R440
C62
R254
C69
C
74
C224
R261
C76
R262
1
10
11
20
C79
R267
R268
R269
C230
R270
C89
C90
R474
C244
1
8
9
16
C246
C97
C248
C249
R286
C2
C26
R405
R287
R288
R289
C251
R290
C258
R296
R297
C265
C266
C268
C267
C269
C270
C272
C274
C279
R301
R111
R112
R113
R114
R316
R317
R318
R319
R128
R320
R321
R322
R323
R130
R324
R325
R326
R327
R328
R135
R329
R137
R138
R522
R523
R330
R331
R332
R526
R333
R527
R334
R141
R335
R142
R336
R143
R337
35
36
2
1
R338
R146
R147
R148
R533
R340
C111
R342
R343
R344
R345
R346
R153
R347
R348
R349
R159
R350
R351
R352
R353
C123
R354
R355
C125
R356
R357
R359
L44
L45
R361
R21
L46
R362
R22
L47
R363
R23
2
1
35
36
2
1
35
36
R364
R24
L49
1
AO5
AO3
AO2
AO1
RSSI
GND
GND
NC
SB
SB
NC
NC
BER_CLK
EMON
EPTT
SC
BER_DAT
TXG
IO1
IO2
IO3
IO4
IO5
IO6
NC
AO4
SPO
SPO
SPI
RD
SPG
SPG
NC
NC
NC
NC
NC (RSSI)
NC
NC
AI1
AI2
AI3
DG
TD
TA
RD
RA
RXG
SPM
NC
19
1
29
30
2
20
2
R365
R25
R366
R26
R367
C137
R27
R368
C138
R28
R369
R29
R370
R30
R371
R31
R372
R32
R373
R33
R374
R34
R375
R35
R376
R36
R377
R37
R184
R38
R4
F3
R39
R40
C345
R41
R42
R43
R44
R191
R45
R193
R47
R194
R48
C159
R49
R391
C161
R51
R392
R52
R393
R53
R394
2
1
35
36
C358
R54
R395
C165
R55
R396
R56
R57
R58
R399
R59
R60
R61
R62
R67
R68
R69
R71
R75
R85
R86
C395
R94
R95
R96
R98
R200
R205
R206
IC40
1
3 4
5
C226
L6
L7
C121
CN56
IC34
C245
IC33
1
34
5
1
34
5
IC32
C250
CP10
CP13
D25
L5
L20
L21
L22
CN60
CN3
CP8
IC17
IC27
IC28
IC36
IC38
1
3
4
5
1
1
3
3
4
4
5
5
C262
CP26
CP25
C252
IC22
IC35
R426
Q18
C257
CP19
IC31
CN57
IC37
Q1
1
8
9
16
IC30
1
34
5
C400
C401
C67
C
71
C77
C78
C86
C236
+
+
C87
C271
C278
IC4
IC6
IC29
1
5
1
3
4
5
C144
C166 +
+
CN1
IC18
1
34
5
IC39
1
3
4
5
L12
BC8
BC4
BC2
BC1
TXO
RXEI
SC
MMUTE
TXANTS_O
SIDETONE
TCTL
+
+
+
+
+
+
+
+
+
+
+
+
SCR_PTT
L16
C104
L19
C105
C106
C130
CN2
IC10
IC11
D1
D2
C499
L8
L9
L10
L11
L13
L14
L34
L35
C394
IC25
1
3 4
5
CN59
C131
C133
Q6
Q7
D20
L15
CN74
CN75
C157
C162
CN58
IC23
IC41
1
3
4
5
1
3
4
5
Q26
C239
L17
L18
L36
L37
L38
L39
L40
L43
C139
C140
IC15
I
O
G
IC16
1
3
4
5
L3
L4
1
4 SB
SB
NC
E
L32
L33
IC7
CN4
1
2
35
36
R10
R11
R12
R13
R14
R15
R16
R17
R18
R19
R6
R8
R210
R211
R407
R215
R217
102
103
R218
R219
R414
R231
R232
R234
R235
R436
R437
R249
C405
C406
R250
R251
R455
C227
1
128
C234
C235
C247
C256
1
4
5
8
C263
C463
C283
R131
C120
R552
R553
R1
GND
50MPU
K4
DC8
DC8
K2
GND
GND
GND
GND
GND
GND
SCM_EN
PWR_ST_R
SB
MIC
33AUD
MIG
DC8
DC8
GND
50MPU
K5
K3
STB1
K1
SR_DATA
SR_CLK
PTT_TXD_SCM
SR_OE
HOOK_RXD_SCM
OCXO_ST_G
VOLUME_IN
OCXO_ST_R
GND
33MPU
1
SPO
SPG 2
R2
R7
R9
R198
R398
R201
R202
R204
R208
R247
38
39
64
65
R472
R473
R302
R183
1
8
9
16
R203
R216
+
+
C237
C254
C255
C253
144
1
36
37
R88
R271
R273
R275
R277
C92
R292
108
73
72
109
C277
R529
R530
R531
R532
AOUTL
AOUTR AINL AINR
POW
PTOA
GND
DATA IN
ANI KEY
C141
R389
R390
C170
C372
R70
GND
CLEAR/
CODE
RXEO
SCRAMBLE
ANI
TXI
POW
R107
R108
C107
C109
R534
R535
J79-0011-19
R188
R73
R74
R76
R81
R82
R413
C408
C215
C225
R477
C445
R101
R129
L48
R179
C99
R315
C108
C152
R79
GND
MOD
SDO1
SCLK1
SDI1
8AD_EN
2DA_CE
2DA_EN
132_CE
132_EN
VR_EN
ANT_SW
SCK
SDA
CONT_5.0V
CONT_5.0V
PAG
GND
GND
WP
GND
SCLK0
SDO0
SR_EN
SR_OE
3DA_EN
LDT
440_CE
440_EN
DDS_EN
TEMP_PRT
D_GND
D_GND
D_GND
GND
GND
GND
D_GND
CONT_5.0V
D_GND
IF_BW_SW
NC (IF_NW_SW)
GND
NC
PLL_LOCK_DET
PLL2_EN
NC
PLL_PWR_SAVE
SIF_DAT
SIF_CLK
PLL1_EN
DDS_EN
NC
GND
GND
WP
E2PROM_SDA
E2PROM_SCL
AD_CS
AD_DAT_WRITE
AD_CLK
AD_DAT_READ
CONT_5.0V
AGC_RSSI
FM_RSSI
RX_AUDIO
GND
DA_EN
RX_PWR_SAVBE
VCO_BAND_SW
GND
GND
GND
NC
MICAD_SW
RXAD_SW
BEEP_SW
TAAD_SW
GND
PTT_AM16C
INSP_SW
SCM_EN
HOOK_RXD_SCM
INRA_SW
BEEP
GND
PWR_ST_R
OCXO_ST_G
RX_PWR_SAVE
GND
PTT_TXD_SCM
LO_VOL_DET
TD_SW
MIC_SW
PATH_SW
TA_SW
EVOL_LD
EVOL_CLK
EVOL_DATA
AF_MUTE
AMP_SW
NC
MIC_D_IN
RX_AUDIO_D
MOD_D_OUT
VOLUME_IN
OCXO_ST_R
GND
GND
BER_DAT
TRUNKING
GND
QT_DQT
RF_PTT
STXO_ARXO
GND
E_PTT_SH
50MPU_CONT
33MPU_A
33MPU_A_GND
33MPU
DC50
DC50
50MPU_AA_GND
50MPU_A_GND
HI_VOL_DET
SYS_RST
BER_CLK
A16C_CK_SFT
ADSP_CK_SFT
RADIO_ERR
TX_STATE
GND
SRXO_ATXO
SC_SH
NC
33SH
50MPU_A
33MPU
33MPU_A_GND
DC50
DC50
50MPU
GND
NXR-800H
PC BOARD / PC
板
CONTROL UNIT (X53-4132-XX) -71 : C,C2 -72 : For service
Component side view (J79-0011-19)
CONTROL UNIT (X53-4132-XX) -71 : C,C2 -72 : For service
Component side view (J79-0011-19)
PC BOARD / PC
板
NXR-800H
Component side
Foil side
Layer 1
Layer 2
Layer 3
Layer 4
Ref. No. Address
IC4
7J
IC6
8J
IC7
5S
IC10
6Q
IC11
4P
IC15
8Q
IC16
8R
IC17
6F
IC18
4I
Ref. No. Address
IC22
8E
IC23
9N
IC25
9N
IC27
8D
IC28
8C
IC29
9K
IC30
8H
IC31
8I
IC32
6C
Ref. No. Address
IC33
6C
IC34
6D
IC35
7B
IC36
8D
IC37
6H
IC38
8C
IC39
3I
IC40
6E
IC41
9N
Ref. No. Address
Q1
7I
Q6
9N
Q7
9N
Q18
8B
Q26
8N
D1
6R
D2
4Q
D20
10S
D25
5B
Summary of Contents for NXR-800H
Page 180: ...1 E CN300 RX_IF_VN 168 ...