Inside Views; Board Layout; 50Pa Unit - Icom IC-FR4000 Service Manual
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Also See for IC-FR4000:
- Service manual (79 pages) ,
- Instruction manual (20 pages) ,
- Price list (158 pages)
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SECTION 2
•
BOARD LAYOUT
*: Located under side of this point.
• 50PA UNIT
Top view
Pre-drive
(IC1: SC-1323)
Temp sensor
(IC4: NJM2107F
D1: MA29WB)
+8V REG
(IC3: TA7808F)
APC amplifier
(IC2: TA75S01F)
YGR amplifier
(Q1: 3SK3475)
+9V switching
(Q5: 2SA1362)
INSIDE VIEWS
REG unit
LOGIC unit*
FRONT unit
50PA unit
TX unit
RX unit
Power amplifier
(Q2: 2SC3102)
2 - 1
JACK2 unit*
JACK1 unit*
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