Harman Kardon AVR145

Harman Kardon AVR145

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97

AVR145

harman/kardon

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
- Power Indicator6
- Standby/On Switch6
- Main Power Switch6
Front Panel Controls6
- AM and FM Antenna Terminals8
- Front, Center and Surround Speaker Outputs8
- Subwoofer Output8
Rear Panel Connections8
- The Bridge/Dmp10
- IR Transmitter Lens10
- Mute Button10
Remote Control Functions10
- Delay11
- Speaker Setup11
- Navigation and Set Buttons11
- Digital Input Select11
- Types of Cables13
- Speaker Cables13
- Connecting Source Devices to the AVR13
Connections/Installation13
- Audio Connections14
- Digital Audio14
- Analog Audio14
- Video Connections14
- AM Antenna15
- Antennas15
- FM Antenna15
- RS-232 Serial Port15
- Installation16
- Connect the Speakers16
- Connect the Antennas16
- Connect the Subwoofer16
- Video 1 Source17
- CD18
- Video 2 Source18
- DVD18
- Installation Steps18
- 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
- Volume Control22
- Sleep Timer22
- Turning on the AVR 14522
Operation22
- Mute Function23
- Headphones23
- Tone Controls23
- Source Selection23
- Audio Input Selection24
- Video Input Selection24
- 6-Channel Direct Inputs24
- Using the Tuner24
- To Store a Station in One of the 30 Presets25
- Recording25
- Erasing Macros26
- Resetting the Remote26
Troubleshooting Guide26
Remote & Processor Resets26
- Removing the Top Cabinet27
- Removing the Rear Panel27
- Removing the Front Panel27
Disassembly27
- Power Led Pcb (37-3) Removal28
- Front Panel Ass’y Removal28
- Volume Pcb (37-6) Removal28
- Avr145 Disassembly Procedure28
- 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
- Volume Control Data80
- Definition of Resistor80
- Application Circuit81
- Features82
- Hardware Functional Description84
- DSP Core84
- DSP Memory84
- DMA Controller84
- Digital Audio Output Port85
- Serial Control Port85
- Digital Audio Input Port85
- On-Chip DSP Peripherals85
- Pads86
- DSP I/O Description86
- Termination Requirements86
- Multiplexed Pins86
- 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
- Signal Names113
- Summary Description113
- Logic Diagram113
- TSOP Connections114
- SO Connections114
- Block Addresses (X8)115
- Block Addresses (X16)116
- Signal Descriptions117
- Bus Write118
- Output Disable118
- Bus Read118
- Bus Operations118
- Command Interface119
- Read/Reset Command119
- Auto Select Command119
- Monolithic IC MM1501 Series122
- Block Diagram123
- Infrared Remote Control Receiver125
- Low Frequency Power Amp, Medium Speed Switching Applications126
- Maximum Ratings126
- Electrical Characteristics126
- Internal Block Digram127
- 3-Terminal 1A Positive Voltage Regulator127
- 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
- Byte Write136
- Write Operations136
- Page Write137
- Write Cycle Polling Flowchart Using ACK138
- Read Mode Sequences139
- Read Operations139
- Random Address Read139
- Current Address Read139
- Low Vol Tage Detector140
- Pin Configuration140
Schematics144
Wiring Diagram151

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