154
J
I
H
G
F
E
D
C
B
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
G
S
D
R403
R409
R220
R221
R230
R237
R240
R241
R242
R243
R245
C209
R246
C62
R254
R261
C76
R262
1
10
11
20
R267
R268
R269
R270
C244
1
8
9
16
C246
C97
C248
C249
R286
R287
R288
R289
C251
R290
C258
R296
R297
C265
C266
C268
C267
C269
C270
C272
C274
C279
R301
R316
R317
R318
R319
R320
R321
R322
R323
R130
R324
R325
R326
R327
R328
R329
R137
R330
R331
R332
R333
R334
R335
R336
R337
35
36
2
1
R338
C111
R153
R159
R359
R361
R362
R363
R364
R365
R366
R367
R368
R369
R370
R371
R372
R373
R374
R375
R376
R377
R184
C345
R191
R194
R391
C161
R392
R394
2
1
35
36
C358
R395
R396
R399
R69
R85
R86
C395
R95
R200
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
C78
C86
C87
C271
C278
IC4
IC6
1
3
4
5
C144
C166 +
+
IC18
1
34
5
IC39
1
3
4
5
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
R271
R273
R275
R277
C92
R292
108
73
72
109
C277
R529
R530
R531
R532
AOUTL
AOUTR AINL AINR
C141
R389
R390
C170
C372
J79-0011-19
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
NXR-800H
PC BOARD / PC
板
CONTROL UNIT (X53-4132-XX) -71 : C,C2 -72 : For service
Component side view (J79-0011-19)
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 ...