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HT-R820THX
Onkyo HT-R820THX Manuals
Manuals and User Guides for Onkyo HT-R820THX. We have
2
Onkyo HT-R820THX manuals available for free PDF download: Service Manual
Onkyo HT-R820THX Service Manual (141 pages)
Brand:
Onkyo
| Category:
Receiver
| Size: 12 MB
Table of Contents
Safety-Related Component
1
Specifications
2
Service Procedures
3
Replacing the Fuses
3
Safety-Check out
3
Changing the am Band Step
3
Operation Check
4
DC Voltage Detection Protectors
4
Details of TEST MODE 4-20 to 4-31
4
Current Detection Protectors
5
Output Level & Thermal Detection
6
Regarding the Power Supply System of this Unit
6
Necessity of Operation Check
6
Block Diagram
6
Operation Check of Microprocessor by Test Mode
7
Output Level Detection
7
Thermal Detection
7
Dsp Debug Mode
8
Regarding the DSP Debug Mode
8
How to Go in DSP Debug Mode?
8
Exploded Views
9
Power Transistor Section
10
Schematic Diagrams
13
Pre-Amplifier Section
13
Display Section
15
Driver Amplifier Section
17
Schematic Diagrams
17
Speaker Terminal & Power Supply Section
19
Speaker Terminal Pc Board
19
Power Amplifier Section
21
Video Section
23
Component Video Terminal Pc Board
23
Pc Board Connection Diagram
25
Preamplifier Pc Board
26
Preamplifier Pc Board (Nadg-8230)
28
Display Pc Board
30
Operation Switch Pc Board (Nasw-8232)
32
Headphone Terminal Pc Board (Naetc-8233)
32
Video 3 Terminal Pc Board (Naetc-8234)
32
Driver Amplifier
33
Component Side
33
Component Video Terminal
34
Regulator Pc Board
34
Terminal Pc Board
34
Power Supply Pc Board (Naps-8248)
37
IC Block Diagram and Terminal Descriptions
38
Q181: BU1924FS (RDS Decoder)-1
38
Q212,213: LA7956 (Video Switch)
39
Q291: BU4053B (Triple 2- Channel Analog Multiplexer/ Demultiplexer)
40
Q301: BD3817KS (7Ch Volume with 10Ch Input Selector)-1
41
Block Diagram
41
Q301: BD3817KS (7Ch Volume with 10Ch Input Selector)-2
42
Q701: CS494003CQZ (Multi-Standard Audio Decoder)-1
44
Q701: CS494003CQZ (Multi-Standard Audio Decoder)-2
45
Q701: CS494003CQZ (Multi-Standard Audio Decoder)-3
46
Q701: CS494003CQZ (Multi-Standard Audio Decoder)-4
47
Q701: CS494003CQZ (Multi-Standard Audio Decoder)-5
48
Q800: AK4588VQ (2/8-Channel Audio CODEC with DIR)-1
54
Fl Tube View
58
Microprocessor Connection Diagrams
59
Microprocessor Terminal Descriptions
61
Adjustment Procedures
63
Idling Current
63
No Load and no Signal
63
Exploded View Parts List
64
Pc Board Parts List
69
Thermal Sensor Pc Board (Naetc-8255)
119
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Onkyo HT-R820THX Service Manual (6 pages)
6.1-CH
Brand:
Onkyo
| Category:
Home Theater System
| Size: 0 MB
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