Icom IC-M36 Service Manual - Page 17

Inside Views, Top View, Bottom View - microphone

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SECTION 2. INSIDE VIEWS • MAIN UNIT (TOP VIEW) CPU (under the LCD) (IC360) INTERNAL MICROPHONE (MC250) 1ST IF AMP (Q151) • MAIN UNIT (BOTTOM VIEW) "CPU5V" LINE REGULATOR (IC220) INVERTER (data interface) (IC364) TX POWER AMP (Q54) PRE-DRIVER AMP (Q53) 1st IF MIXER (Q150) VCO PLL IC (IC1) 3V REGULATOR (IC2) REFERENCE FREQUENCY OSCILLATOR (X1) DISCRIMINATOR (X170) IF IC (IC170) 2ND IF FILTER (FI170) EEPROM (IC340) "VCC" LINE SWITCH (Q353) CPU RESET IC (IC341) CPU CLOCK (X360) AMBIENT NOISE AMP (IC363) 5V REGULATOR (Q225) AF POWER AMP REGULATOR (Q231) AF POWER AMP (IC362) AF POWER AMP SWITCH (Q230) 1ST IF FILTERS (FI150, 151) D/A CONVERTER (IC190) AF MUTE SWITCH (IC260) QUAD OP AMP (AF FILETR/AF AMPs) (IC200) 2 - 1

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SECTION 2
.
INSIDE VIEWS
CPU (under the LCD)
(IC360)
VCO
• MAIN UNIT
(TOP VIEW)
• MAIN UNIT
(BOTTOM VIEW)
1st IF MIXER
(Q150)
QUAD OP AMP (AF FILETR/AF AMPs)
(IC200)
INTERNAL MICROPHONE
(MC250)
“VCC” LINE SWITCH
(Q353)
1ST IF FILTERS
(FI150, 151)
1ST IF AMP
(Q151)
AF POWER AMP
(IC362)
CPU CLOCK
(X360)
AF POWER AMP SWITCH
(Q230)
PLL IC
(IC1)
REFERENCE FREQUENCY OSCILLATOR
(X1)
2ND IF FILTER
(FI170)
PRE-DRIVER AMP
(Q53)
TX POWER AMP
(Q54)
IF IC
(IC170)
DISCRIMINATOR
(X170)
3V REGULATOR
(IC2)
INVERTER (data interface)
(IC364)
“CPU5V” LINE REGULATOR
(IC220)
AF MUTE SWITCH
(IC260)
D/A CONVERTER
(IC190)
AF POWER AMP REGULATOR
(Q231)
AMBIENT NOISE AMP
(IC363)
5V REGULATOR
(Q225)
CPU RESET IC
(IC341)
EEPROM
(IC340)