Motorola MTR2000 Manual page 54

+10V
+10V
VCO_OUT
FLTRD_VCO_MOD
TX_VCO
(See Sheet 5)
STEERING_LINE
BANDSHIFT
+5V +10V +15V
BANDSHIFT
+5V +10V +15V
STEERING_LINE
FLTRD_VCO_MOD
DIV_BUF
ADAPT_T*
LOCK_01
SL_L01
REF_LEVEL
TX_SYNTH
(See Sheet 7)
CHANGE_FREQ
MOSI
SPI_CLK
VCO_MOD
REF_MOD
REF_OSC
SYNTH1T_CS*
+10V +5V +10V
+10V
RF_OUT
+5V +10V
RF_IN RF_OUT RF_IN
TX_ENABLE
BUFFERS
(See Sheet 8) TX_SWITCH
(See Sheet 9)
DIV_BUF
+8V +5V
+10V
+8V +5V
+10V
LOCK_01
SL_L01
ADT
REF_LEVEL (See Sheet 9)
CHANGE_FREQ
LOCK_02
SL_L02
+10V
+10V 10_VDC_Ex
+5V
+15V
+5V
REGULATORS
(See Sheet 10)
+8V
MISO
MOSI
SPI_CLK
ADT_CS*
EXCITER MODULE
MODEL TTD6301C
J3000
+15V
TX_ENABLE
10_VDC_Ex
+15V
A+
+8V
+8V
TX_INTERCONNECT
(See Sheet 10)
RESET*
ADAPT_T*
MISO
MOSI
SPI_CLK
VCO_MOD
REF_MOD
REF_OSC
ADT_CS*
SYNTH1T_CS*
SYNTH2T_CS*
MODULE BLOCK DIAGRAM
68P81094E12-D
Schematics (Sheet 3 of 14)
12/26/01