Kenwood NXR-700 Service Manual page 191

HooK_RXD_SCM
AMP_SW
SCM_EN
AF_MUTE
iNSP_SW
EVOL_DATA
PTT_AM16C
EVOL_CLK
GND
EVOL_LD
TAAD_SW
TA_SW
BEEP_SW
PATH_SW
RXAD_SW
MiC_SW
MiCAD_SW
TD_SW
Lo_VoL_DET
GND
PTT_TXD_SCM
4
Hi_VoL_DET
GND
50MPU_A_GND
50MPU
50MPU_A_GND
DC50
DC50
DC50
DC50
33MPU_A_GND
33MPU
33MPU
33MPU_A_GND
50MPU_A
33MPU_A
33SH
50MPU_CoNT
E_PTT_SH
SC_SH
GND
SRX0_ATX0
STX0_ARX0
GND
RF_PTT
TX_STATE
QT_DQT
RADIO_ERR
5
GND
ADSP_CK_SFT
TRUNKiNG
A16C_CK_SFT
BER_DAT
BER_CLk
GND
SYS_RST
6
NC 14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
NC 33
34
35
36
CN402
1
2
3
4
5
5.0V
6
7
8
9
3.3V
10
11
12
13
5.0V
3.3V
14
15
16
17
18
NC
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
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
BUFFER
IC330
TC7SH126FU-F
1
G VCC
SW 2
INA
Q309 3
GND oUTY
SSM6N16FE-F
1 6
R936
2 5
R935
3 4
R934
R340 0
L301
L302
L303
L304
L305
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
VOLTAGE
REGULATOR
L314
D702 1SS355
AMP_SW
SCM_EN
R951
AF_MUTE
100k
EVOL_DATA
BUFFER
EVOL_CLK
IC728
TC7SH126FU-F
4
EVOL_LD
oUTY GND
TAAD_SW
INA
5
TA_SW
VCC
BEEP_SW
PATH_SW
RXAD_SW C834
MiC_SW
0.1u
MiCAD_SW
TD_SW
Lo_VoL_DET
HooK_RXD_SCM
5
4 PTT_SH
100k
470k
470k
Hi_VoL_DET
R395 0
R394 0
DC50
33MPU_A_GND
33MPU
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 ADSCLK
BER_DAT ADSDO
BER_CLK ADCS
SYS_RST
RESET_D
33CF
L324
CONTROL SW
Q303
LTA044EUBFS8
R389
33SH
0
33CF_CoNT
R390
33MPU
3.3V
0
33SH
33SH_CoNT
33SH
33SH
33MPU
3
2
1
G
A/D
CONVERTER
IC312
ADCS7476AIMF
4 3
SCLK VIN
R425 0 5 2
SDATA GND
6 1 R442 68k
CS VDD
C494 0.1u
R423 0 C495 1u
VOLTAGE
REGULATOR
IC306
BA15BC0FP
1 3
IN oUT
GND
2
VOLTAGE
REGULATOR
IC307
XC6201P152P-G
1
3 1
VIN VoUT
VSS
2
DC SW
D300
1SS388F
Q302
2SA1955A-F
POWER SW
Q301
RT1N141M-T111
DC SW