Huf4017A (700-800 Mhz) Main Board; Figure 7-108.Huf4017A Main Board Overall Block Diagram And Interconnections - Motorola ASTRO XTL 1500 Detailed Service Manual

Schematics, Component Location Diagrams, and Parts Lists: HUF4017A (700-800 MHz) Main Board
7.6

HUF4017A (700-800 MHz) Main Board

Part Series
100
200
300
400
500
600
700
900
MOSIA_ABACUS
SCKA_ABACUS
AUX_5V
ABACUS3_CS
ABACUS_SSI_FSYNC
ABACUS_SSI_CLK
ABACUS_SSI_RXD
5V_ABACUS
RX_FILT_1 NC
RX_ATTEN_3
RX_ATTEN_2
RX_ATTEN_1 NC
9.3V_ABACUS
9.3V_FGU
MOSIA_FGU
SCKA_FGU
SYN_SEL
LOCK_DET
16.8_MHZ
MODIN
A+_1
A+_2
K9.1V
VFORWARD
VREVERSE
VTEMP
VCURRENT
RFPA_CNTRL
VGBIAS_1
VGBIAS_2
VGBIAS_3
A+_3
A+_4
6815854H01-A
RX_BE
5V_TO_IF
Part Series
IF
6700
6800
5V_FROM_CONTR
FGU
DOUTA_3 DOUTA_2 DOUTA_1
CLKOUT_3 CLKOUT_2 CLKOUT_1
FS_3 FS_2 FS_1
FE_FILTER_3
PE_3 PE_2 PE_1
5V_AUX_6 5V_AUX_5 FE_FILTER_4
PC_3 PC_2 PC_1
PD_3 PD_2 PD_1
5V_Reg 5V_TO_FGU
SPI_CLK 16_8MHz FREF
SPI_DATA
Part Series
16_8_CONT
6000
MOD_IN
SYN_SEL
Lock_Det RX_Inj
9.3V_1 9.3V_2
TX_INJ
TX_INJ
K9.1
K9.1V_FGU
K9.1V
VGBIAS1
VGBIAS2
VGBIAS3
RFPA_CNTRL
VFORWARD
VREVERSE
VCURRENT
VTEMP
A+_1
A+_2
A+_3
A+_4
RX_IF
9.3V_TO_CONTR 9.3V_FROM_FE
FE_FILTER_2 5V_TO_FE
5V_IF FE_FILTER_1
IF_OUT IF_IN
NC RF_ATTN_1_C RF_ATTN_1_B NC
RF_ATTN_2_C RF_ATTN_2_B NC
RF_ATTN_3_C RF_ATTN_3_B
Part Series
6300
RFPA
VREVERSE_ON
RFPA_OUT
SWITCH_BIAS
VFORWARD_ON
Part Series
6200-1
6200-2
MAEPF-27833-O
Figure 7-108. HUF4017A Main Board Overall Block Diagram and Interconnections
7-147
RX_FE
9.3V_TO_IF
5V_FE
FE_FILTER
IF_OUT_IF
RF_IN
LO_IN
9.3V_FROM_FGU
RF_ATTN_1_A
Part Series
6200-1
6200-2
ON
VREVERSE_ON
RFPA_OUT
SWITCH_BIAS
RX_IN
VFORWARD_ON
Part Series
6500-2
June 15, 2005