Kenwood NXR-700 Service Manual page 175

TX UNIT
TX UNIT
C N 9 6 0 C N 9 20 X56-311 B/3
X56-311 C/3
1 1
DC8 DC8
GND GND
50MPU 50MPU
STB STB
SR_oE SR_oE
SR_CLK SR_CLK
SR_DATA
SR_DATA
LED 1 LED 1
GND GND
1 0 1 0
LED 10 LED 10
RX UNIT
X55-309
CN42 CN57
36 1
GND GND
GND
GND
WP WP
D_GND
D_GND
E2PRoM_SDA E2PRoM_SDA
CoNT_5.0V
CoNT_5.0V
E2PRoM_SCL E2PRoM_SCL
D_GND
D_GND
AD_CS AD_CS
iF_BW_SW iF_BW_SW
AD_DAT_WRiTE AD_DAT_WRiTE
NC(iF_NW_SW) NC(iF_NW_SW)
AD_CLK AD_CLK
19.2MHz REF_SIG
C N 4 5
GND GND
AD_DAT_READ AD_DAT_READ
NC NC
CoNT_5.0V CoNT_5.0V
PLL_LoCK_DET PLL_LoCK_DET
AGC_RSSi AGC_RSSi
RX_IF_VN C N 4 3
PLL2_EN PLL2_EN
FM_RSSi FM_RSSi
NC NC
GND
GND
PLL_PWR_SAVE
CN41 PLL_PWR_SAVE
MONITOR_PORT
RX_AUDio
RX_AUDio
SiF_DAT
SiF_DAT
GND GND
SiF_CLK
SiF_CLK
DA_EN DA_EN
PLL1_EN
PLL1_EN
RX ANT C N 5
VCo_BAND_SW VCo_BAND_SW
C N 44 DDS_EN
DDS_EN
3
RX_PoWER_SAVE RX_PoWER_SAVE
B
NC
NC
B
GND GND
1
E GND
GND
1
36
CN4
4
SB
SB
1
E
RX_IF_VN
9 6
5
PC CONTROL
TEST/SPKR (PANEL ViEW)
FINAL UNIT
X45-385 E/5
SPG SPI SPO AO5
CN923 CN905 3 9 15
6 12
11 1 SB GND RSI
AO2 AO4
VOLUME_IN VOLUME_IN
2 5 8
11 14
J901
33MPU SB GND RD AO1 AO3
33MPU
1 4 7
1 NC 10 13
GND GND
SB
33AUD GND
33AUD
PTT_TXD_SCM
SB SB MiG
MIC
SCM_EN
SCM_EN HOOK_RXD_SCM
8 SCM_EN
GND
GND
PTT_TXD_SCM PTT_TXD_SCM
HooK_RXD_SCM
HOOK_RXD_SCM
MiG
MiG
1 11
MIC MIC
CONTROL UNIT1
X53-413
CONTROL UNIT2
X53-414
CN27 CN23 CN25
FINAL UNIT
FINAL UNIT
X45-385 C/5
X45-385 B/5
CN28
1 CN30 CN29 CN24 CN26
E B
CONTROL I/O (PANEL VIEW)
13 1
25 14
INT SP
CN56
1
GND
GND
PAG
GND
CoNT_5.0V
D_GND
CoNT_5.0V
D_GND
SDA
D_GND
SCK
TEMP_PRT
ANT_SW
DDS_EN
VR_EN
440_EN
132_EN
440_CE
132_CE
LDT
2DA_EN
3DA_EN
2DA_CE
SR_oE
8AD_EN
SR_EN
SDi1
SDo0
SCLK1
SCLK0
SDo1
GND
MoD
WP
GND
GND
36
CN400
1
GND
GND
REF_SW2
WP
REF_SW
oX_SCL
EXT_EXiST
oX_SDA
REF_EXiST
iMP_H_L
REF_iN_oUT
GND
oX_SDi2
GND
oCXo_VR_EN
GND
oCXo_oN
GND
oCXo_CURR
GND
oCXo_EXiST
GND
VCXo_DA_EN
GND
REF_LDT
GND
PLL_19_EN
GND
PLL_19_CE
GND
oX_SDo2
GND
oX_SCLK2
33MPU
GND
GND
36
+
DC
-
19.2MHz REF SIG
OPTION (OCXO)
KXK-3
FINAL UNIT
X45-385 A/5
CN804
36
GND
GND CN806 CN 2 0
PAG 36 1
GND GND G N D
CoNT_5.0V GND G N D
D_GND
NC(FAN_CURR2) NC(FAN_CURR2)
CoNT_5.0V
CN22
GND
D_GND G N D
TX ANT
SDA PA_CURR
PA_CURR
D_GND
GND G N D CN19
SCK
MONITOR PORT
FAN_CURR FAN_CURR
TEMP_PRT
ANT_SW
GND G N D
DDS_EN/VER
FWD_PWR FWD_PWR
VR_EN
GND G N D
440_EN
CN8
132_EN
RFL_PWR RFL_PWR
2
440_CE
GND G N D FAN 1 M
1
132_CE
PWR_PRT PWR_PRT
LDT
2DA_EN
GND G N D
3DA_EN
PWR_CONT
PWR_CONT
2DA_CE
GND G N D
SR_oE
8AD_EN
FAN_CONT FAN_CONT
SR_EN
GND G N D
SDi1
SDo0 FAN_CONT2 FAN_CONT2
SCLK1 GND G N D
SCLK0
TEMP_RST TEMP_RST
SDo1
GND GND G N D
MoD ANT_SW
ANT_SW
WP
GND G N D
GND
TEMP_PRT
GND TEMP_PRT
1
D_GND
D_GND
CONT_5.0V CONT_5.0V
D_GND D_GND
SCK SCK
D_GND
D_GND
SDA SDA
TX UNIT
D_GND
D_GND
X56-311 A/3
GND
G N D
CN21
W P W P E
CN2
GND
G N D B
GND G N D
3 6
1
CN802 TX SIGNAL CN1
CN805
36
GND
GND
REF_SW2
WP
REF_SW
oX_SCL
EXT_EXiST
oX_SDA
REF_EXiST
iMP_H_L
REF_iN_oUT
GND
CN801
oX_SDi2
1
E
GND
oCXo_VR_EN B
3
GND
B
oCXo_oN
GND
oCXo_CURR
GND
REF_IN(10MHz)
CN408
oCXo_EXiST
GND
VCXo_DA_EN
REF_OUT(10MHz)
GND CN403
REF_LDT
GND
PLL_19_EN
GND
PLL_19_CE
GND
oX_SDo2
GND
oX_SCLK2
33MPU
GND
GND
1