Table Of Contents - Icom IC-R9000/L Service Manual

Table of Contents

Introduction2
Danger2
Ordering Parts2
Repair Notes2
Table Of Contents3
Specifications4
Inside Views5
Top View5
Bottom View6
Pll A And B Units6
Circuit Description7
Receiver Circuits7
Antenna Switching Circuit (Connect A And Hpf Units)7
1 Ghz Converter Output Frequency7
Hf Rf Bandpass Filter (Rf A Unit)8
Frequency And Selected Port Of Ic38
Hf 1St Mixed Circuit (Rf A Unit)9
V/Uhf Rf Circuit (Rf B Unit)9
Tuned Notch Circuit (Rf B Unit)10
Tuned Control Circuit (Rf B Unit)10
V/Uhf 1St Mixer (Rf B Unit)10
V/Uhf 1St If, 1St Lo And 2Nd Lo Frequencies10
Hf If Circuit (If Unit)11
V/Uhf If Circuit (Rf B Unit)11
V/Uhf 2Nd Mixer (Rf B Unit)11
2Nd If Circuit (If Unit)11
Noise Blanker Circuit (If Unit)12
Notch Filter Circuit (If Unit)13
If Shift Oscillator (Main Unit)13
Demodulator Circuit (Main Unit)13
Wfm Demodulator Circuit13
Af Amp Circuit (Main Unit)14
Agc And S-Meter Circuit (Main Unit)14
Squelch Circuit (Main Unit)15
Center Meter Circuit (Main Unit)15
If Filter Switching Circuit (If Unit)15
Mode Voltage Switching Circuit (If Unit)15
Mute Circuit (If Unit)16
Vsc Circuit (Main Unit)16
Ci-V Control Circuit (Main Unit)16
General Description17
Pll Circuits: Frequency Construction17
1St Lo Pll Circuit (Pll A Unit)18
Loop Filter18
V/Uhf Lo Doubler Circuit18
Hf 2Nd Lo Circuit (Pll B Unit)18
Hf Pll Circuit (Pll B Unit)19
V/Uhf 2Nd Lo Pll Circuit (Pll B Unit)19
Logic Circuits19
Mode Input Data19
Logic Circuits: Block Diagram20
Crtc Unit22
Real Time Clock (Logic A Unit)22
Scope Unit22
Scope Receiver Circuit22
Agc Circuit23
Afc Circuit23
Scope Unit: Block Diagram23
Tv Unit23
Reg Unit24
Regulator Circuits24
Dc-Dc Converter Circuit24
Mechanical Parts And Disassembly25
Frame Disassembly25
Contact Spring27
Front Panel Disassembly30
Key Board Unit33
Mode Sw Unit34
Front Unit Connector Assembly35
Top View Connector Assembly37
Top View Connector Assembly (Bottom)39
Bottom View Connector Assembly41
Maintenance And Adjustment43
Required Test Equipment43
Test Equipment Connection43
Pll Adjustment44
Dds, Pll B And Vco 3 Units45
Hf Band Receiver Adjustment46
Rf A Unit47
Main And If Units48
Vhf/Uhf Band Receiver Adjustment52
If Unit53
Rf B Unit54
Rf B And Hpf Units56
Scope Adjustment58
Scope And Rf A Units59
Tv Unit Adjustment (Except France Version)64
Board Layouts65
Sw-A, Sw-B, Sw-C65
Led65
Sensor Unit66
Components Side66
Foil Side66
Vr-A66
Vr-B71
Vr-C71
Ten-Key72
Front Sw72
If Shift73
Sw-D73
Logic A Unit75
Logic B And Scop Units77
Pll A Unit79
Prescal A (Ep3, Ep4)83
Doubler83
Vco-184
Vco-284
Pll B Unit85
2N D-Mix85
Vco-385
Dds Unit86
Hpl86
Shift91
Bfo91
1St-Lo103
Lo Trap103
2Nd-Mix103
Fil-1104
Fil-2104
Tv And Reg Units105
Tv Unit (Except France Version)105
Hpf Unit107
Ef (Connect A, B) Unit111
Parts List113
Sw-D Unit115
Display Unit115
Block Diagram149
Voltage Diagrams154
Connection154
Front Unit159
Logic A And B Units164
Pll A And Scope Units169
Main Unit178
Rf A And B Units185
Hpf, Tv, Reg And Ef (Connect A, B) Units190
Voltage Diagram195
Board Layout196
Ctrl Unit196