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2 - 1
SECTION 2
INSIDE VIEWS
2-1 IC-2200H
• MAIN UNIT (TOP VIEW)
Power module
(IC10: S-AV36)
Discriminator
(X2: CDB450C24)
AGC
(Q38: XP6501)
Reference oscillator
(X1: CR-779 21.25MHz)
Power switch circuit
Q28*: 2SC4684
Q30: DTA143TUA
Q31: DTC143ZU
Speaker
AF power amplifier
(IC9: TA7252AP)
VCO circuit
*Located under side of the point
IF filter
FI1: CFWS450F
FI2: CFWS450HT
Power module
(IC10: S-AV36)
Discriminator
(X2: CDB450C24)
AGC
(Q38: XP6501)
Reference oscillator
(X1: CR-779 21.25MHz)
Power switch circuit
Q28*: 2SC4684
Q30: DTA143TUA
Q31: DTC143ZU
Speaker
AF power amplifier
(IC9: TA7252AP)
VCO circuit
*Located under side of the point
2nd IF filter
FI1: CFWS450F
FI2: CFWS450HT
• MAIN UNIT (BOTTOM VIEW)
APC controller
(IC6: NJM3404AV)
C5V regulator
(IC8: TA78L05F)
+8V regulator
(IC7: TA7808F)
TX/RX switch
(D6, D7: MA77)
PLL IC
(IC1: LV2105V)
Enphasis switch
(Q41: 2SC4617)
RF amplifier
(Q27: 3SK299)
Mixer
(Q19: 3SK299)
IF amplifier
(Q16: 2SC4406)
IF detector
(IC4: TA31136FN)
D/A converter
(IC5: M62363FP)
APC controller
(IC6: NJM3404AV)
C5V regulator
(IC8: TA78L05F)
+8V regulator
(IC7: TA7808F)
TX/RX switch
(D6, D7: MA77)
PLL IC
(IC1: LV2105V)
Enphasis switch
(Q41: 2SC4617)
RF amplifier
(Q27: 3SK299)
1st Mixer
(Q19: 3SK299)
IF amplifier
(Q16: 2SC4406)
FM IF IC
(IC4: TA31136FN)
D/A converter
(IC5: M62363FP)