Table Of Contents - Bang & Olufsen Type 2651 Service Manual

Table of Contents

Table Of Contents2
Survey Of Modules3
Specification Guidelines For Service Use5
Wiring Of Transformer7
Brief Operation Guide10
Wiring Diagram12
Block Diagram For Power Supply14
Block Diagrams15
Block Diagram For System Control16
Block Diagram For Tape Analog18
Diagrams19
Block Diagram For Tape Digital20
Block Diagram For Cd22
Block Diagram For Amplifier24
Fm/Am Decoder25
Tape Digital28
Oscillator & Re-Deck Electronic & Reset Converter34
Cd Servo36
Diagram Of Decoder38
Amplifier Sound Processing & Active Fm Antenna44
Output Amplifier, Left & Crossover Network46
Output Amplifier, Right & Crossover Network48
Door Sensor Transmit & Door Sensor Receive50
Tuner57
Tape62
Repair Tips62
Lubrication62
Replacement Of Cd Drive Mechanism62
Test Functions62
Display Of Tuner Variant62
Gearbox Test62
Keyboard Test62
Led Test62
Display Of Software Version62
Presetting Of Eeprom62
Continuous Operation Of Tape Recorder62
Speaker Sound Level Adjustment62
Dismantling67
Disassembly67
Glass Door67
Handle/Pcb 21 Active Antenna67
Rear Panel68
Cd Front Frame/Pcb 20 Door Sensor69
Tape/Keyboard Front Frame70
Gearbox/Pcb Gear Sensor70
Gear Box/Pcb 9 Gear Sensor72
Transformer73
Tape Mechanism74