Icom ID-RP2 Service Manual page 60

• MAIN-D UNIT
Fan drive circuit an drive circuit an drive circuit
Q1250: 2SB798
Q1251: MA4081
RX RF amplifier X RF amplifier X RF amplifier
(Q1: NE34018) Q1: NE34018) Q1: NE34018)
RX 1st mixer X 1st mixer X 1st mixer
(IC71: µPC2721GV) C71: µPC2721GV)
C71: PC2721GV)
1st VCO circuit st VCO circuit st VCO circuit
RX 2nd mixer X 2nd mixer X 2nd mixer
(Q131: 3SK241) Q131: 3SK241) Q131: 3SK241)
2nd VCO circuit nd VCO circuit nd VCO circuit
uadrature modulator* GMSK modulator* GMSK modulator*
C890: RF2485) (IC890: RF2485) (IC890: RF2485)
*: Located under side of this points.
• LOGIC-D UNIT
USB controller USB controller USB controller
(IC550: FT232BL) (IC550: FT232BL) (IC550: FT232BL)
FPGA FPGA FPGA
(IC200: XCS20XL-4TQ144I) (IC200: XCS20XL-4TQ144I) (IC200: XCS20XL-4TQ144I)
Buffer amplifier Buffer IC Buffer IC
(IC901: TC74AC541FT) (IC901: TC74AC541FT) (IC901: TC74AC541FT)
D - 2 - 2
APC amplifier* APC amplifier* APC amplifier*
(IC1250: TA75S01F) (IC1250: TA75S01F) (IC1250: TA75S01F)
APC amplifier* APC amplifier* Power amplifier*
(IC1250: TA75S01F) (IC1250: TA75S01F) (IC1160: M57762-02)
TX mixer* TX mixer* TX mixer*
(IC960: µPC8163TB-E3) (IC960: µPC8163TB-E3)
(IC960: PC8163TB-E3)
TX RF amplifier TX RF amplifier TX RF amplifier
(IC1021: µPC1678G) (IC1021: µPC1678G)
(IC1021: PC1678G)
MSK reciever Wide FM detector Wide FM detector
(IC271: MC3356DW) (IC271: MC3356DW) (IC271: MC3356DW)
+5V regulator +5V regulator +5V regulator
(IC500: TA7805F) (IC500: TA7805F) (IC500: TA7805F)
CPU
(IC50: µPD70F3102AGJ)
GMSK modem GMSK modem GMSK modem
(IC150: CMX589AD5) (IC150: CMX589AD5) (IC150: CMX589AD5)