Icom IC-FR4100 Service Manual

2 - 3
• TX UNIT
Top view
• RX UNIT
Top view
*: Located under side of this point.
PLL reference
oscillator
12.8 MHz
(X1: CR-732
or CR-758)
PLL IC*
(IC2: MB15A02PFV1)
TX VCO circuit
Mixer
(IC6: NJM2107F)
D/A converter*
(IC5: M62364FP)
1st mixer
(IC1: GN2011)
Lo amplifier*
(Q8: 2SC4226,
Q9: 2SC4703)
RF amplifier
(Q1: 2SC5337)
PLL IC*
(IC4: MB15A02PFV1)
RX VCO circuit
IF amplifier
(Q3: 2SK1771)
2nd Lo oscillator
69.545 MHz
(X2: CR-729)
IF IC
(IC2: TA31136FN)
Noise amplifier
(IC8: NJM2902V)
PLL reference oscillator
12.8 MHz
(X3: CR-732 or CR-758)
JACK1 unit*
FRONT unit
JACK2 unit*
TX unit
RX unit
25PA/50PA unit
REG unit
LOGIC unit*
• BOARD LAYOUT
*: Located under side of this point.

Icom IC-FR4100 Specifications

General

Brand	Icom
Model	IC-FR4100
Category	Repeater
Language	English