Table Of Contents - Icom IC-7100 Service Manual

Table of Contents

Caution2
Repair Notes2
Table Of Contents3
Specifications4
Section 2 Inside Views6
Circuit Description10
Receiver Circuits10
Rf Circuit (Pa Unit)10
Rf Circuits10
While Operating On The 144 Mhz And 430 Mhz Bands11
144 Mhz Band Signal11
430 Mhz Band Signal11
Bpf Table11
1St Rx If Circuit (Main Unit)12
2Nd Rx If Circuit (Main Unit)12
1St Rx If Circuit12
The Wfm Mode12
Digital Demodulation Circuit (Main Unit)13
Af Output Circuit (Main Unit)13
Digital Demodulation And Af Output Circuits13
Transmitter Circuits14
Tx Af Circuit (Main Unit)14
3Rd Tx If Circuit (Main Unit)14
1St Tx If Circuit (Main Unit)15
1St Tx If Circuit15
Tx Amplifier Circuit (Main And Pa Units)16
Local Oscillator Circuits (Main Unit)17
Reference Frequency Oscillator Circuit17
3Rd Tx/Rx Lo Circuit17
2Nd Tx/Rx Lo Circuit17
1St Rx/Tx Lo Circuit18
Frequency Configuration Diagram18
Port Allocations19
Main Cpu (Main Unit: Ic6202)19
Sub Cpu (Main Unit: Ic6401)20
D/A Converter (Main Unit: Ic7006)20
Expander (Main Unit: Ic7001)20
Expander (Main Unit: Ic7002)20
Voltage Diagram21
Expander (Main Unit: Ic7003)21
Expander (Main Unit: Ic7004)21
Adjustment Procedure22
Preparation22
Required Equipments22
General Connection And Unit Location22
Adjustment On The Main Unit23
The Location Of Adjust/Check Points On The Main Unit23
Top View23
Bottom View23
Adjustments In The Adjustment Mode24
Entering The Adjustment Mode24
Main Adjustment Menu Screen24
Id Adjustments24
Transmit Adjustments26
Transmit Adjustments (Vhf Band)28
Transmit Adjustments (Uhf Band)28
Reference Frequency Adjustment29
Reference Frequency Adjustment Menu29
Receive Adjustments (Hf Band)30
Receive Adjustments (Vhf Band)31
Receive Adjustments (Uhf Band)32
Receive Adjustments (In The Wfm Mode)32
Section 5 Parts List33
Control Unit51
Display Unit51
Mechanical Parts54
Chassis57
Board Layouts59
Main Unit B-7718F61
General Wiring65
Block Diagram66