Block Diagram - Kenwood NXR-700 Service Manual

Vhf digital base-repeater
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D24
SMD185F-2
FV
SR_CLK,SR_DATA
SR_oE,STB
DC8
50MPU
PU
SR_CLK
4BCFV
SR_oE,STB1
SR_CLK,SR_oE,STB
STB_L
SR_CLK_C
SR_DATA_C
TX_SR_oE
TX_VR_EN
STB1_L
TX_SR_EN
PAG_SW_L
IC36
TC7MET541AFK
KEY1~5
SR_DATA
PWR_ST_R
oCXo_ST_G
oCXo_SR_R
CN1
33MPU
33AUD
VoLUME_iN
CN1
MINISMDC020
D25
Over
SB
current
Protection
TC7SH08FU-F
IC50
PTT_TXD_SCM
PTT_AM16C
ANi_KEY
DTC144EUA
Q25
OPTION
(ANI)
TX_ANT_SW
AUX_iN
GP
TC75SH126FU-F
IC40
HooK_RXD_SCM
HooK_
MiC
RXD_SCM
AUDio
BLoCK
CN1
SCLK0,SDo0
CN56
SR_oE,SR_EN
VR_EN
PAG_SW
Ai3
PAG
CN58
IC39
TC75SH125FU-F
CoNT_5.0V
AUDio
MoD
BLoCK
SDA,SCL,WP
TEMP_PRT,ANT_SW,DDS_EN
440_EN,440_CE
132_EN,132_CE
2DA_EN,2DA_CE
3DA_EN,8AD_EN,SDo1
SDi1,SCLK1
LDT
io1~io6,SC
CN58
Ai1~Ai3,EMoN,
CN3
CN921
DC8
50MPU
STB,CLK,oE
STB
SR_CLK
SR_oE
IC923
BU4094BCFV
KEY1~5
IC924
BU4094BCFV
IC925
BU4094BCFV
SR_DATA
PWR_ST_R
oCXo_ST_G
oCXo_SR_R
VoLUME_iN
33MPU
33AUD
SB
PTT_TXD_SCM
HooK_RXD_SCM
MiC
X56-311
CN804

BLOCK DIAGRAM

TX UNIT
X56-311 B/3
IC920
TC7SET126FU-F
IC922
TC7SET126FU-F
IC921
TC7SET126FU-F
SR DATA
CN920
S920~S925
Q920~Q922
LED1,LED10
S70-0502-05
UMG1N
IC923
SW
CN920
LED1,LED10
D920~D924
SW
B30-2056-05
IC923
Q923~Q926
B30-2108-05
UMG1N
B30-2019-05
D925~D932
SW
B30-2171-05
Q927~Q930
UMG1N
VoLUME_iN
PTT_TXD_SCM
HooK_RXD_SCM
IC926
NJM2732V
D933
HSM88AS-E
Q931
2SC4116(Y)F
D934
HSM88AS-E
Q932
2SC4116(Y)F
NXR-700
CN920
CN960
DC8
DC8
50MPU
50MPU
STB,SR_CLK
IC960
STB
SR_oE
BU4094BCFV
SR_CLK
IC961
BU4094BCFV
SR_oE
LED1,LED10
IC962
BU4094BCFV
IC963
BU4094BCFV
SR DATA
SR DATA
VR902
CN923
CN905
VoLUME_iN
33MPU
33MPU
33AUD
33AUD
SB
SB
SB
PTT_TXD_SCM
HooK_RXD_SCM
MiC
MiC
FINAL UNIT
X45-381 E/5
TX UNIT
X56-311 C/3
D960
Q960~Q963
PSA0511EWA-FG1
UMG1N
SW
Q964~Q967
UMG1N
SW
Q968
UMG1N
D961
SW
PSA0511EWA-
FG1
SW
Q969~Q972
UMG1N
SW
Q973~Q976
UMG1N
J901

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