Table Of Contents - Icom IC-211E Instruction Manual

Table of Contents

Table of Contents2
Specifications3
Description5
Installation6
Unpacking6
Power Supply - for AC Operation6
Antenna7
External Speaker7
Power Supply - for DC Operation7
Headphones8
Microphone8
CW Key8
Ground8
Control Functions9
Front Panel Facilities9
Controls under Access Cover13
Rear Panel Connections14
Operation16
How to Tune16
Dial Lock Button16
Tuning Speed Button16
VFO Select Switch17
N-Dup/R-Dup18
RIT (Receiver Incremental Tuning)19
SSB Operation20
Receiving20
NB (Noise Blanker)20
AGC (Automatic Gain Control)20
Transmitting21
How to Use the VOX Circuit21
CW Operation22
CW Monitor22
Semi Break-In Operation22
FM Operation22
VSWR Reading24
For Satellite Communication Use24
Frequency Chart24
Connection of Accessory Socket25
ACC Socket Connections25
Inside Views26
Theory of Operation28
Receiver Circuits28
RF Amplifier Circuits28
Mixer Circuit28
Noise Blanker Circuit29
SSB if Amplifier Circuit29
Detector Circuit29
BFO Circuit/Agc Circuit29
FM if Amplifier Circuit30
Squelch Circuit30
Transmitter Circuits31
Audio Circuit31
Microphone Amplifier Circuit31
Balanced Modulator Circuit31
10.7 Mhz Oscillator and FM Modulator Circuits32
Transmit Mixer Circuit32
Power Amplifier32
Low-Pass Filter and SWR Detecting Circuit32
APC Circuit33
ALC and FM Power Control Circuits33
VOX and CW Break-In Circuit33
CW Monitoring Circuit33
Power Supply Circuit34
PLL (Phase Locked Loop) Unit35
Local Oscillator Circuit35
Mixer and Amplifier Circuit35
PLL LSI Circuit35
Loop Filter Circuit36
D/A (Ditital to Analog) Converter Circuit36
Transmit Muting Circuit37
Logic Circuits37
SL Control Circuit37
X Control Circuit38
Power Circuit38
VCO Unit38
Driver Unit39
Photo-Chopper Circuit39
Frequency Display39
1Mhz Digit Display Truth Table39
RIT Control Circuit41
Photo-Chopper Circuit Schematic Diagram41
Tone Call Unit42
Dial Lock Circuit42
Power Supply Unit43
Troubleshooting44
Block Diagram47
PLL and Drive Circuits48
Options49