Kenwood NXR-901 Service Manual page 151

900mhz digital base-repeater ocxo unit kxk-3 m3
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N920
DC8
GND
50MPU
STB
SR_oE
SR_CLK
SR_DATA
LED 1
GND
LED 10
D
oM_SDA
_5.0V
oM_SCL
D
S
W_SW
AT_WRiTE
_NW_SW)
LK
AT_READ
_5.0V
LoCK_DET
RSSi
_EN
SSi
PWR_SAVE
UDio
DAT
CLK
N
_EN
BAND_SW
EN
oWER_SAVE
TX UNIT
X56-315 B/3
CN923
1
VOLUME_IN
33MPU
GND
33AUD
SB
SCM_EN
GND
PTT_TXD_SCM
HOOK_RXD_SCM
MiG
11
11
MIC
FINAL UNIT
X45-387 D/4
CN905
1
VOLUME_IN
33MPU
J901
GND
NC
1
33AUD
SB
GND
SB
PTT_TXD_SCM
SCM_EN
MiG
MIC
GND
HOOK_RXD_SCM
8
SCM_EN
PTT_TXD_SCM
HooK_RXD_SCM
MiG
MIC
CONTROL UNIT1
X53-413
TEST/SPKR (PANEL ViE
SPG
SPI
SPO
3
6
9
12
1
GND
RSI
SB
AO2
2
5
8
11
1
GND
SB
RD
AO1
1
4
7
10
1

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