Kenwood NXR-700 Service Manual page 136

HooK_RXD_SCM
AF_MUTE
iNSP_SW
EVOL_DATA
PTT_AM16C
EVOL_CLK
EVOL_LD
TAAD_SW
BEEP_SW
PATH_SW
RXAD_SW
MiCAD_SW
Lo_VoL_DET
PTT_TXD_SCM
4
Hi_VoL_DET
50MPU_A_GND
50MPU_A_GND
33MPU_A_GND
33MPU_A_GND
50MPU_A
33MPU_A
50MPU_CoNT
E_PTT_SH
SRX0_ATX0
STX0_ARX0
TX_STATE
5 RADIO_ERR
ADSP_CK_SFT
TRUNKiNG
A16C_CK_SFT
BER_DAT
BER_CLk
SYS_RST
6
114
X53-414
NC 14
15
AMP_SW 16
SCM_EN 17
18
19
20
21
22
GND 23
24
25
TA_SW 26
27
28
29
MiC_SW 30
31
TD_SW 32
NC 33
34
GND 35
36
CN402
1
2
GND
3
4
50MPU
5
6
DC50
DC50 7
8
DC50
DC50 9
10
11
33MPU
12
33MPU
13
3.3V
14
15
16
33SH
17
18
NC
19
SC_SH 20
21
GND
22
23
GND 24
25
RF_PTT
26
27
QT_DQT
28
29
GND
30
31
32
33
34
GND 35
36
CN300
R302
0
2nd IF 456kHz
3.3V 3.3V
VOLTAGE
DETECTOR
C379
0.1u
R371 0
R932 0
R372 0
R933 0
R373 0
R948 0
R374 0
R946 0
R375 0
R376 0
R916 0
R377 0
R378 0
R379 0
R380 0
R381 0
R382 0
R383 0
R384 0
R385 0
R386
0
SW
Q309
SSM6N16FE-F
1 6
2 5
3 4
R340 0
L301
L302
5.0V
L303
3.3V
L304
L305
5.0V
L306
L307
L300
R341 0
R342 0
R343 0
R344 0
R345 0
R346 0
R347 0
R348 0
R349 0
R350 0
R352 0
0
R353
R354 0
R949 0
R950 0
R356 0
33MPU
DC50
R388
0
VOLTAGE
REGULATOR
5.0V
* IC329
BA33DD0WT
VOLTAGE
REGULATOR
VOLTAGE PROTECTOR
D702 1SS355
AMP_SW
SCM_EN
AF_MUTE
EVOL_DATA
EVOL_CLK
EVOL_LD
TAAD_SW
TA_SW
BEEP_SW
PATH_SW
RXAD_SW
MiC_SW
MiCAD_SW
TD_SW
Lo_VoL_DET
HooK_RXD_SCM
BUFFER
IC330
TC7SH126FU-F
5
1
G VCC
2
INA
3 4 PTT_SH
GND oUTY
R936
100k
R935 470k
R934 470k
Hi_VoL_DET
R395 0
R394 0
DC50
33MPU_A_GND
33MPU
50MPU_A
33MPU_A
33SH
50MPU_CoNT
E_PTT_SH
SC_SH
SRX0_ATX0
STX0_ARX0
RF_PTT
TX_STATE
QT_DQT
RADIO_ERR
ADSP_CK_SFT
TRUNKiNG
A16C_CK_SFT
BER_DAT
BER_CLK
SYS_RST
RESET_D
L324
CONTROL SW
Q303
DTA144EUA
33CF_CoNT
3.3V
L314
33SH
33SH_CoNT
33MPU
R951
100k
BUFFER
IC728
TC7SH126FU-F
4 3
oUTY GND
2
INA
5 1
VCC G
C834
0.1u
33MPU
A/D
CONVERTER
IC312
ADCS7476AIMF
ADSCLK 4 3
SCLK VIN
ADSDO R425 0 5 2
SDATA GND
ADCS 6 1 R442
CS VDD
C494
R423 0 C495
33CF
VOLTAGE
REGULATOR
IC306
BA15BC0FP
R389
33SH 1 3
IN oUT
0
GND
2
VOLTAGE
REGULATOR
IC307
XC6201P152PR
R390
33MPU 3 1
VIN VoUT
0
VSS
2
33SH
DC SW
33SH
Q302
2SA1955A-
POWER SW
Q301
DTC114EUA
DC SW