Section 2 Inside Views - Icom IC-FR6100 Service Manual

SECTION 2
TX power AMP
(IC22)
Ref. OSC
(X1)
PLL IC (TX lopp)
(IC3)
Optional digital unit slot
FUNCTION
(Ref.No.)
INSIDE VIEWS
• MAIN UNIT
(TOP VIEW)
• MAIN UNIT
(BOTTOM VIEW)
CPU clock
(X5)
CPU
(IC20)
1st mixer (DBM)
(D62, L27, 32)
Discriminator
IF IC
(IC5) (X3)
TX VCOs
Liner codec
(IC8)
FUNCTION
(IC40)
EEPROM
(IC21)
5V regulator (DSP5V line)
(IC39)
2 - 1
RX VCOs
PLL IC (RX loop)
(IC4)
2nd IF filter (Wide)
(FI1)
2nd IF filter (Narrow)
(FI2)
FUNCTION
(Ref.No.)
AF SW
(IC35)
AF AMP
(IC34)
DSP
(IC12)
5V regulator (CPU5V)
(IC30)
Power SW (VCC line)
(Q57)
8V regulator (8V line)
(IC27)
8V regulator (T8V line)
(Q45)
5V regulator (+5V line)
(Q41)