ICOM iC- r8500 Manuals

Manuals and User Guides for ICOM iC- r8500. We have 5 ICOM iC- r8500 manuals available for free PDF download: Service Manual Addendum, Service Manual, Instruction Manual

Icom iC- r8500 Service Manual Addendum (286 pages)

Brand: Icom | Category: Receiver | Size: 45.37 MB

Icom iC- r8500 Service Manual (101 pages)

Communications Receiver

Brand: Icom | Category: Receiver | Size: 40.56 MB

Repair Notes
2
Table of Contents
3
Specifications
4
Inside Views
5
Main, RF-B and MIX Units View
5
PLL, CONV and RF-A Units View
5
Disassembly and Option Installations
6
CR-293 High Stability Crystal Unit
7
Circuit Description
8
Receiver Circuits
8
RF Convertor Circuit (Conv Unit)/Rf Attenuator Circuit (Conv Unit)
8
VHF/UHF RF Circuit (RF-B Unit)/Tuned Notch Circuit (RF-B Unit)
8
VHF/UHF 1St Mixer Circuit - RF-B Unit
9
VHF/UHF 1St if and 2Nd Mixer
9
HF RF Filter Circuit - RF-A Unit
9
HF 1St Mixer Circuit - RF-A Unit
10
HF 2Nd Mixer Circuit - RF-A Unit
10
IF Circuit - Main Unit/3Rd Mixer Circuit - Main Unit
10
Demodulator Circuit - Main Unit
10
Squelch Control Circuit - Main Unit
11
Squelch Circuit - Main Unit
11
AF Amplifier Circuit - Main Unit
12
Noise Blanker Circuit - Main Unit
12
AGC Circuit - Main Unit
12
S-Meter Circuit - Main Unit/Apf Circuit - Main Unit
12
PLL Circuits
13
Center Detector and Center Indicator Circuits - Main Unit
13
VSC Circuit - Main Unit
13
1St/2Nd lo PLL Circuit - PLL Unit
13
Convertor PLL Circuit - Conv Unit
14
PLL Circuits Diagram
14
Power Supply Circuits
15
Port Allocations
15
Voltage Lines
15
CPU - Main Unit, IC33
15
Sub CPU (Disp Unit, IC1)
16
DDS ETC-LATCH (PLL Unit, IC3)
16
I/O Expander Ics
16
Meter Reference Adjustment
18
Power Supply Voltage and PLL Adjustment
18
Main Unit Diagram
19
PLL Unit Diagram
19
Receiver Adjustment
20
Conv and RF-A Units Diagram
21
Main, MIX and RF-B Units Diagram
21
RF-B BPF Tuned Voltage Adjustment
24
Noise Squelch, S-Meter and Center Indicator Adjustment
26
S-Meter Flat Adjustment
27
Parts List
28
Front Unit Parts List
28
DISP Unit Parts List
28
SW-A Board Parts List/Sw-B Board Parts List
29
VR-A Board/Vr-B Board Parts List
29
Jack Board Parts List
29
PLL Unit Parts List
29
VCO-A Board Parts List
34
VCO-B Board Parts List
35
Main Unit Parts List
36
MIX Unit Parts List
43
RF-A Unit Parts List
44
RF-B Unit Parts List
46
Conv Unit Parts List
49
Mechanical Parts
52
Exploded Views
53
Semi-Conductor Information
58
Transistors and Fet's
58
Board Layouts
60
Front - Boards
60
Disp Unit Board
61
SW-A Board
61
SW-B Board
62
Main Unit Board
65
RF-A Unit Board
71
RF-B Unit Board
73
VCO-A and VCO-B Boards
74
PLL Unit Board
75
MIX and Conv Units Board
78
Block Diagram
81
Voltage Diagram
85

Icom iC- r8500 Instruction Manual (48 pages)

COMMUNICATIONS RECEIVER

Brand: Icom | Category: Receiver | Size: 5.87 MB

Important
2
Explicit Definitions
2
Precautions
2
Unpacking
2
Table of Contents
3
1 Panel Description

4
- Front Panel
  4
- Rear Panel
  8
- Function Display
  9
- Panel Description
  9
2 Connections

10
- Mounting Installation
  10
- Required Connections
  11
- Antenna Connection
  12
- Grounding
  12
- Tape Recorder Connections
  13
- Transceive Function
  13
- Connecting to a PC
  13
- Data Demodulation Terminal
  13
3 Frequency Setting

14
- Read Me First
  14
- Using the Keypad
  14
- Using the Main Dial
  15
- Frequency Setting
  15
- Lock Function
  15
4 Receive Functions

16
- Initial Settings
  16
- Mode Selection
  16
- Squelch Function
  17
- Functions for FM
  17
- Functions for SSB/CW
  17
- Data Communications
  19
- Receive Functions
  19
5 Memory Channels

20
- General
  20
- Bank Selection
  20
- Channel Selection
  21
- Programming
  22
- Copy and Paste (Memory Editing)
  22
- Clearing
  22
- Channel/Bank Names
  23
- Assigning Channels Numbers
  24
- Memory Channels
  25
6 Scans

26
- Operation
  26
  - Programmed Scan
    27
  - Auto Memory Write Scan
    27
- Mode Select Function
  28
- Specifying Skip Channel and Frequency
  28
- Automatic Bank Limit/Skip Functions
  29
- Voice Scan Control Function
  29
- Programming Scan Edge Frequencies
  30
- Scan Speed/Delay Functions
  30
- Scan
  31
7 Sleep Timer

32
8 Set Mode

33
- General
  33
- Quick Set Mode Items
  34
- Initial Set Mode Items
  34
9 Connector Information

36
- Connector Information
  37
10 Control Commands

38
- Command Table
  38
- Data Format
  38
11 Maintenance

40
- Disassembly
  40
- Fuse Replacement
  40
- Level Adjustments
  40
- Memory Backup
  40
- CPU Resetting
  40
- Cleaning
  40
12 Optional Installations

41
13 Troubleshooting

43
- Troubleshooting
  44
14 Specifications

45
15 Options

46
16 Doc

47

Icom iC- r8500 Service Manual (100 pages)

communications receiver

Brand: Icom | Category: Receiver | Size: 4.9 MB

Table of Contents
3
Disassembly Instructions
6
Option Installations
6
Section 4 Circuit Description
8
- Receiver Circuits
  8
- Pll Circuits
  14
- Power Supply Circuits
  15
  - Port Allocations
    15
Section 5 Adjustment Procedures
18
- Meter Reference Adjustment
  18
- Receiver Adjustment
  20
Section 6 Parts List
28
Section 7 Mechanical Parts
52
Section 8 Semi-Conductor Information
58
Section 9 Board Layouts
60
- Front
  60
- Main Unit
  65
- Rf-Aunit
  71
- Rf-B Unit
  73
- Vco-Aand Vco-Bboards
  74
- Pll Unit
  75
- MIX and Conv Units
  78
Section 10 Block Diagram
81

Icom iC- r8500 Service Manual (100 pages)

communications receiver

Brand: Icom | Category: Receiver | Size: 16.52 MB

ICOM Categories

Transceiver Receiver Repeater Radio Two-Way Radio

More ICOM Manuals

ICOM iC- r8500 Manuals

Icom iC- r8500 Service Manual Addendum (286 pages)

Table of Contents

Icom iC- r8500 Service Manual (101 pages)

Table of Contents

Icom iC- r8500 Instruction Manual (48 pages)

Table of Contents

1 Panel Description

2 Connections

3 Frequency Setting

4 Receive Functions

5 Memory Channels

6 Scans

7 Sleep Timer

8 Set Mode

9 Connector Information

10 Control Commands

11 Maintenance

12 Optional Installations

13 Troubleshooting

14 Specifications

15 Options

16 Doc

Icom iC- r8500 Service Manual (100 pages)

Table of Contents

Icom iC- r8500 Service Manual (100 pages)

Related Products

ICOM Categories