Icom IC-M424 Service Manual page 34

• VCO UNIT
RX:4.99V
TX:4.89V
D3
R8 R9 D2 HVB350BYPTL C31
47k 1k HSC277TRF 2P
RX:0V
Q2
TX:3.94V LDTC144EE
D1
HSC277TRF
Q8
LDTA144EE R11
R12
C13
470
100k
1
C32
J1
1.5P
LV
4
4
SHIFT
3 R14 R15
3 MODC
2
2 MOD
100k
1 100k
1
*: Refer to the PARTS LIST for the value and name of component.
RX:5.02V
TX:4.97V
RX:2.41V
TX:2.45V
J2
C49 RFLO
1
1
C36
5V 2
C46 27P 2
3
1P 3
Q3 PLLLO 4
Q7
12P 4
2SC4226 KTC4080
C43
Q5
KTC4080
C41 22P
Q4
Q6
2SC4226
5P KTC4080
RX:2.89V
TX:2.92V
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