Table Of Contents - Pioneer VSX-821-K Service Manual

Table of Contents

Safety Information2
Safety Precautions2
Leakage Current Check2
Product Safety Notice2
Important Check Points For Good Servicing3
Product Safety3
Adjustments3
Lubricants, Glues, And Replacement Parts3
Table Of Contents4
Service Precautions5
Notes On Soldering5
Service Notice5
Specifications6
Accessories6
Basic Items For Service9
Check Points After Servicing9
Items To Be Checked After Servicing9
Jigs List9
Pcb Locations10
Block Diagram14
Overall Wiring Diagram14
Audio Block Diagram (For Vsx-821-K, Vsx-521-K)16
Audio Block Diagram (For Vsx-921-K)18
D-Main Block Diagram (For Vsx-821-K, Vsx-521-K)20
D-Main Assy20
D-Main Block Diagram (For Vsx-921-K)22
Video Block Diagram24
Power Supply And Main Ucom Block Diagram26
Main Assy26
Diagnosis28
Troubleshooting28
No Power28
Dsp Troubleshooting28
Dsp Output (Digital)32
Codec Output (Analog)33
Hdmi Troubleshooting34
Hdmi Simple Diagnosis34
Preliminary Confirmation34
Connect The Hdmi Equipment34
Ipod Troubleshooting40
Adapter Error Message44
Functional Name44
Explain Operation Detail44
Usb / Ipod Error Message45
Detection Circuit46
Overload And Dc Protection Circuit46
Temp Protection Circuit47
Service Mode48
Display Mode For Numbers Of Protection Detections48
Reset Mode For Numbers Of Protection Detections49
The Unit's Operation When a Error Is Detected50
Dc (Amp Is Abnormality) Error Detection50
Overload (Overcurrent) Error Detection50
Temp (Amp Overheat) Error Detection51
How To Cancel The Status After Detection Of The Dc Error51
Disassembly52
Main Assy Capacitor52
Fl-30 V Capacitor52
Notes On Ground Points Connection53
Front Panel Section54
Heatsink Section55
Chassis Back, D-Main Assy58
Regulator Ics And Recifier Diode59
Each Setting And Adjustment62
Adjustment Required When The Unit Is Repaired Or Replaced62
When Any Of The Following Assemblies Is Replaced62
When Any Of The Following Parts Is Replaced62
Updating Of The Firmware63
Main/Sub Microcomputers Update63
Check To The Software Ver Of Main & Sub Microcomputers66
How To Update The Usb Microcomputer66
How To Update The Dsp Microcomputer66
How To Confirm The Version Of The Usb Microcomputer66
Amp Assy67
C 8.3 Idle Current Adjustment67
Exploded Views And Parts List70
Packing Section70
Packing Section Parts List71
Contrast Table71
Exterior Section72
Audio Assy75
Amp Assy (1/2) (For Vsx-921-K)75
Video Assy75