Icom IC-R7100 Service Manual page 5

• CONV AND REG UNITS
HPF UN I T - - - - - - - -
MIX IC : - - - - - -- - , .
(ICI : CB346MIB)
Doubler U N I T - - - - - - -
• MAIN UNIT
3rd m ixer and 3 rd IF
clrcultsl----;
Nalss blanker
circult-------l
FM demodulator
clrcul t -- - - -
WFM demodulator
a n d l - - - - -
WFM AGC circuits
Regulalor I C - - - - - - - -
(ICI O: NJM7809A)
AF
power
ampllfl e r - - -- - -
(IC9 : uPC1242H)
•
CONV UNIT
•
•
2-1
REG UNIT
c-- - - - - - -- Fuse
(F5 : FGB 2A)
h - - - -- ----Tran sform er
[T2: TO·9)
- - - - A C power voltage selecter
~-+--=4----- - Tra ns former
(
Tl : Tp-59 (GeneraI))
: Tp·60 (FRG)
- - - --BFO and SSB
demodulator circuits
' - - - - - 5-meter squelch and
squetcn
switch circuits
f-----Backup
battery for clock
(BT! : CR2032)
f----Backup battery for memories
(BT2 : CR2032)