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Kenwood Manuals
Transceiver
TS-790E
Service manual
Kenwood TS-790E Service Manual
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Also See for TS-790E
:
Service manual
(77 pages)
,
Instruction manual
(60 pages)
,
Instruction manual
(59 pages)
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Table Of Contents
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Contents
Table of Contents
Bookmarks
Table of Contents
Product Overview
Contents
Circuit Description
Circuit Configuration by Band
Type of Received Frequency Conversion by Band
Main and Sub if Frequencies
1200 Mhz-Band Block
CAR Circuit Configuration
IF Unit Block Diagram (Main and Sub if Receive Circuits)
430Mhz RF Unit Configuration
Analog Signaling System
Received Signal Flow
Transmit Signal Flow
Control When the Main Unit Is Operated in the 1200Mhz-Band
Control When the Sub Unit Is Operated in the 1200Mhz-Band
TXB and RXB Control Circuit for each Band
Standby Circuit
Keying Circuit
ALC and Power Control Circuits
Squelch Circuit
Speaker Separate Circuit
Module Unit in the if Unit
AFC(ALT) Module
MODE(A) Module
S-Meter Module
SQL Control Module
ALC Module
STBY(A) Module
STBY(B) Module
SP SEP (Speaker Separate) Module
SIDETONE Module
AGC AMP Module
BAND SW Module
FM MIC AMP Module
Transmit Frequency Components
PLL Configuration
144Mhz PLL Block Diagram
430Mhz-Band Block PLL Configuration
430Mhz PLL Block Diagram
1200Mhz-Band Block PLL Configuration
CAR PLL Configuration
1200Mhz PLL Block Diagram
Digital Control Circuit
Digital Control Block Diagram
Encoder Circuit
Encoder Waveform Shaping, Doubling and Solenoid Drive Circuit
Timing Chart for Doubling 250-Pulse Count Signal
System Reset Circuit
Addressing Control
Reset Circuit and Timing Chart for Reset Operation
Memory Map
Address and Data Separation and Address Decoder Circuits
Analog Signal Input
Display Data
DC-DC Convertor
Display Block Diagram
Sub CPU
PLL Data
Timing Chart for Serial Data Transmission
PLL Data Output Circuit
Key Scan Matrix
I/O Maps
Control Unit I/O Port Functions
Extended I/O: MB89363B (IC6)
Extended I/O: M5M82C55AFP-5 (IC7)
Switch Unit (X41-3050-00)
RF Unit (X44-3060-XX)(A/2)
Description of Components
RF Unit (X44-3060-XX)(B/2): 430 Mhz
Final Unit (X-45-3170-00): 430Mhz
IF Unit (X48-3050-XX)
PLL Unit (X50-3080-00)(A/2): 144Mhz
PLL Unit (X50-3080-00)(B/2):430Mhz
PLL Unit: Z1(X51-3090-21)(1.2Ghz)
Semiconductor Data
Controls and Functions
ACC 3 Jack
ACC4 Connector
EXT CONT Connector
Key Jack
Data Communications
ACC2 Pin Assignments
Operation with a Personal Computer
Function List
1200Mhz if Connector and ACC4 Connector
UT-10 (Option) Installation
Parts List
Disassembly
Disassembly (UT-10: Option)
Packing
Adjustment
Required Test Equipment
Preparation
MIC Terminals (View from Front Panel Side)
Common Adjustment
144Mhz PLL System Adjustment
430Mhz PLL System Adjustment
1.2Ghz PLL System Adjustment
144Mhz Receiver System Adjustment
430Mhz Receiver System Adjustment
1.2Ghz Receiver System Adjustment
Receiver Common System Adjustment
144Mhz Transmitter System Adjustment
430Mhz Transmitter System Adjustment
1.2Ghz Transmitter System Adjustment
Transmitter Common System Adjustment
Adjustment Point (Upper)
Adjustment Point (RF Unit, Pll Unit)
Adjustment Point (Lower)
Adjustment Point (UT-10): Option
Terminal Functions
PC Board Views
Switch Unit (X41-3050-00) Component Side View
RF Unit(X44-3070-00): 1.2 Ghz (Option) Component Side View
RF Unit(X44-3070-00): 1.2 Ghz (Option) Foil Side View
Final Unit (X45-3150-00): 1.2Ghz (Option) Component Side View
Final Unit (X45-3150-00): 1.2Ghz (Option) Foil Side View
144Mhz Final Unit (X45-3160-00) Component Side View
PC Board Views/Circuit Diagram
430Mhz Final Unit (X45-3170-00) Component Side View
PLL Unit (X50-3090-21): 1.2Ghz (Option) Component Side View
PLL Unit (X50-3090-21): 1.2 Ghz (Option) Foil Side View
PLL Uni (X50-3090-21): 1.2Ghz Foil Side View
Control Unit (X53-3120-XX) Component Side View
Control Unit (X53-3120-XX) Foil Side View
PC Board Views/Circuit Diagrams
Block Diagram
Level Diagram
PS-31 (DC Power Supply)
PS-31 Specifications
PS-31 Adjustment
PS-31 Packing
PS-31 PC Board View
PS-31 Schematic Diagram
PS-31 Parts List
SP-31 Specifications
SP-31 Parts List
SP-31 Schematic Diagram
SP-31 PC Board View
TSU-5 Parts List
TSU-5 PC Board View
TSU-5 Schematic Diagram
VS-2 Parts List
VS-2 Schematic Diagram
VS-2 PC Board View
Specifications
Service Technical Report
TS-790 Modification Method
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Instruction Manual
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