Table Of Contents - Harman Kardon AVR145 Service Manual

Table of Contents

Table Of Contents1
Esd Warning2
Safety Precautions3
Leakage Current Check3
Ac Leakage Test3
Leakage Testing3
Avr 145 Technical Specifications4
Basic Specifications4
Packaging5
Main Power Switch6
Standby/On Switch6
Power Indicator6
Front Panel Controls6
Am And Fm Antenna Terminals8
Front, Center And Surround Speaker Outputs8
Subwoofer Output8
Rear Panel Connections8
Remote Control Functions10
The Bridge/Dmp10
Ir Transmitter Lens10
Mute Button10
Speaker Setup11
Navigation And Set Buttons11
Digital Input Select11
Delay11
Types Of Cables13
Speaker Cables13
Connecting Source Devices To The Avr13
Connections/Installation13
Audio Connections14
Digital Audio14
Analog Audio14
Video Connections14
Antennas15
Rs-232 Serial Port15
Fm Antenna15
Am Antenna15
Installation16
Connect The Speakers16
Connect The Antennas16
Connect The Subwoofer16
Video 1 Source17
Installation Steps18
Video 2 Source18
Dvd18
Cd18
Connect Video Display19
Plug In Ac Power19
Insert Batteries In Remote19
Program Sources Into The Remote20
Turn On The Avr 14521
Avr And Input Selectors21
Operation22
Turning On The Avr 14522
Sleep Timer22
Volume Control22
Mute Function23
Headphones23
Tone Controls23
Source Selection23
Audio Input Selection24
Video Input Selection24
6-Channel Direct Inputs24
Using The Tuner24
Recording25
To Store A Station In One Of The 30 Presets25
Troubleshooting Guide26
Erasing Macros26
Resetting The Remote26
Remote & Processor Resets26
Disassembly27
Removing The Top Cabinet27
Removing The Rear Panel27
Removing The Front Panel27
Avr145 Disassembly Procedure28
Front Panel Ass'y Removal28
Volume Pcb (37-6) Removal28
Power Led Pcb (37-3) Removal28
Tuner Module Removal29
Video Pcb Removal29
Input Pcb Removal29
Power Trans & Power Pcb Ass'y Removal29
Avr145 Exploded View31
Unit Exploded View31
Exploded View Parts List32
Amp Bias Adjustment33
Block Diagram34
Pcb Drawings35
Avr145 Electrical Parts List42
5-Input 3-Output Video Switch73
Semiconductor Pinouts73
Equivalent Circuit74
Test Circuit75
Pin Configuration77
Functional Description78
Control Data78
Initial Condition79
Definition Of Resistor80
Volume Control Data80
Application Circuit81
Features82
Hardware Functional Description84
Dsp Core84
Dsp Memory84
Dma Controller84
On-Chip Dsp Peripherals85
Digital Audio Input Port85
Digital Audio Output Port85
Serial Control Port85
Dsp I/O Description86
Multiplexed Pins86
Termination Requirements86
Pads86
Package Pinout, 144-Pin87
Positive Voltage Regulators90
Schematic Diagram90
Outer Dimensions91
Pin Connection91
Grid Assignment92
Anode Connection93
Outline And Features94
Pin Assignment And Pin Functions97
Pin Assignment Diagram97
Pin Names And Functions98
Cpu101
Reset101
Outline Of Operation Modes103
2/8-Channel Audio Codec With Dir104
3-Terminal Negative Voltage Regulator111
Summary Description113
Logic Diagram113
Signal Names113
So Connections114
Tsop Connections114
Block Addresses (X8)115
Block Addresses (X16)116
Signal Descriptions117
Bus Operations118
Bus Read118
Bus Write118
Output Disable118
Command Interface119
Read/Reset Command119
Auto Select Command119
Monolithic Ic Mm1501 Series122
Infrared Remote Control Receiver125
Low Frequency Power Amp, Medium Speed Switching Applications126
Maximum Ratings126
Electrical Characteristics126
3-Terminal 1A Positive Voltage Regulator127
Internal Block Digram127
Low-Noise Dual Operational Amplifier128
Dual High Current Operational Amplifier129
3-Terminal Positive Voltage Regulator130
64Kbit And 32Kbit Serial I²C Bus Eeprom131
Memory Organization134
Device Operation135
Memory Addressing135
Acknowledge Bit (Ack)135
Write Operations136
Byte Write136
Page Write137
Write Cycle Polling Flowchart Using Ack138
Read Mode Sequences139
Read Operations139
Random Address Read139
Current Address Read139
Low Vol Tage Detector140
Schematics144
Wiring Diagram151