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SECTION 2
INSIDE VIEWS
•
MAIN UNIT
2 - 1
•
RF UNIT
R+3 Regulator
(Q304: 2SA1586)
+3 Regulator
(IC303: R1121N301B)
EEPROM
(IC300: BR24C02)
CPU
(IC301:
µ
PD78F9418AGK)
Audio amplifier
(IC305: NJM2070)
T+3 Regulator
(Q308: 2SB798)
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BOTTOM VIEW
1st mixer
(Q2: 2SC4226)
PLL IC
(IC2: TB31202FN)
2nd IF filter
(Fl3: CFWM450E)
1st IF amplifier
(Q3: 2SC4215)
FM IF IC
(IC1: TA31136FN)
Reference oscillator
(X2: CR-633A 21.25 MHz)
VCO circuit
RF amplifier
(Q1: 2SC5194)
1st IF filter
(Fl2: FL-298)
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BOTTOM VIEW
Summary of Contents for IC-4088E
Page 1: ...SERVICE MANUAL LPD FM TRANSCEIVER ...
Page 2: ......
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Page 29: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13910IZ C1 2002 Icom Inc ...