Icom IC-PCR1500 Service Manual page 10

• MAIN-B UNIT (IC-PCR2500 only)
TOP VIEW
HF filter circuits
• UT-122 (Optinal product; DIGTAL UNIT for [IC-PCR2500: USA-3])
TOP VIEW
3rd IF filter
(FI1: CFWKA450)
EEPROM
(IC17: HN58X2416TI)
1st VCO circuits
2st VCO circuits
Buffer
(Q60: 2SC4617)
Noise blanker
(Q68: 2SK882)
BAPCO5V regulator
(Q77: 2SA1832)
2 - 3
BOTTOM VIEW
1st mixer
(IC14: SPM5001)
+5V regulator
(Q23: UNR9111)
1st IF amplifier
(Q44: 3SK131)
PLL 3.3V regulator
(IC9: S-812C33AMC)
2nd mixer
(IC19: TA4107F)
RSSI meter amplifier
(IC25: NJM2904V
D80: 1SS400)
2nd IF amplifier
(Q66: 3SK131)
AGC amplifier
(Q58: 2SC4617)
WFM IF IC
(IC16: LA1145M)
AM detecter circuits
BOTTOM VIEW
Clock oscillator Liner codec
(X1: CR-798) (IC9: AK4550VT)
CPU
(IC12: HD64F2239TE16)
ATT circuits
NFM, FM, IF IC
(IC24: TA31136)