Onkyo TX-NR838B Manuals

Manuals and User Guides for Onkyo TX-NR838B. We have 1 Onkyo TX-NR838B manual available for free PDF download: Service Manual

Onkyo TX-NR838B Service Manual

Onkyo TX-NR838B Service Manual (116 pages)

black and silver models

Brand: Onkyo | Category: Receiver | Size: 5.27 MB

Table of Contents

To Set in Debug Mode
2
HDMI Resolution Display
7
Service Information Mode
11
Displaying Service Information
11
Operation Checks
12
Notation about Entering Test Mode by Pressing Button
12
Initial Setting for Shipping
12
Confirmatin of F/W Version
12
Confirmation of Model Name and Destination
13
Test Mode for Operation
13
Confirmation of Voltage-Detection Protectors
14
Confirmation of Update Route
14
Confirmation of W-Fi Connection
14
Confirmation of Zone2 DAC Route
14
Confirmation of Current Detection Protectors
15
Confirmation of 12V Trigger Operations
15
Confirmation of Output Sensor
15
Confirmation of Key Operation
15
Confirmation of FL Tube and LED
16
Confirmation of FM Radio Operation
16
Confirmation of CEC Operation
16
Confirmation of Dolby Test Tone
16
Confirmation of Videl Signal-Detection
17
Confirmation of Video In/Out
17
Confirmation of FL Display
17
Operation Check-7
18
Operation Check-8
19
Operation Check-9
20
Video & HDMI Test Mode
20
Cooling Fan Check
21
Adjustment of Idling Current
22
Adjustment Procedure
22
Firmware Updates
23
USB Update (Service Mode)
23
Confidentiality Notice
23
Exploded Views
25
Front Section
26
Bottom View
26
Schematic Diagrams
27
Block Diagram
27
Audio Section
27
Block Diagram Video
28
Schematic Diagram
30
Schematic Diagram - Amp Section
31
Schematic Diagram Video Section
34
Main Micom
38
Power Supply
39
Digital-In
43
Net/Usb Power Section
45
Tuner Section
50
Exploded View Parts List
52
Packing Procedures Parts List
54
PC Board Parts List
55
Choke Coil
89

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