Icom IC-R5 Service Manual page 5

SECTION 2
•
LOGIC UNIT
AF power amplifier
(IC450: TA31056F)
Battery charger circuit
D503: MA133
(
D500: SB07-03C
Q501: 2SB-1132
DC-DC convertor
(
IC102: XC6371A351PR
D105: RB551V
•
RF UNIT
Barantenra
tuning circnit
INSIDE VIEWS
)
)
TOP VIEW
2nd mixer
(IC10: PC2757T)
PLL circuit
PLL IC
(IC3: PD3140GS)
EEROM
(IC2: CAT24WC256)
Crystal bandpress filter
(Fl3: FL-293)
IF amplifer
(Q5: 2SC4215)
IF amplifier
(Q1 XP6501)
AGC and AM detector
(Q4: XP6501)
2 - 1
AF mute switch
(Q350: 2SJ144)
AF filter
(Q301: XP6501)
+3.2 regurater
(IC103: R1111N321B)
BOTTOM VIEW
Ceramic bandpass filter
(Fl1: EFCH266MKQP1)
VCO circuit
1st mixer
(IC1: PC2757T)