Pioneer SC-LX83 - Service Manual

ORDER NO.
PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION
2010
2010 Printed in Japan
SC-LX83
RRV4144
AUDIO/VIDEO MULTI-CHANNEL RECEIVER
SC-LX83
SC-LX73
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
This service manual should be used together with the following manual(s).
For SPECIFICATIONS and PANEL FACILITIES, refer to the operating instructions.
Model Type Porew Requirement
The voltage can be converted by the
following method.
SC-LX83 AXJ5 AC 220 V to 230 V/ 240 V With the voltage selector
SC-LX73 AXJ5 AC 220 V to 230 V/ 240 V With the voltage selector
Model No. Order No. Remarks
SC-37/UXJCB
SC-37/UXJCB
RRV4137
RRV4138 PCB RETRIEVAL DIAGRAM
K-ZZZ SEPT.

Pioneer SC-LX83 Specifications

General

Channels	7.1
Amplification Type	Class D
HDMI Inputs	6
HDMI Outputs	2
HDMI Version	1.4a
3D Support	Yes
Audio Return Channel (ARC)	Yes
Audio Decoding	Dolby TrueHD, DTS-HD Master Audio
Network Connectivity	Ethernet
iPod/iPhone Compatibility	Yes (via USB)
AirPlay	No
USB Port	1 (Front)
Wi-Fi	No
Bluetooth	No
Frequency Response	5 Hz-100 kHz
Signal-to-Noise Ratio	106 dB
THX Certified	THX Ultra2 Plus
Network Features	Internet Radio
Supported Audio Formats	MP3, WMA, AAC, FLAC, WAV
Input Sensitivity	200mV
Power Output per Channel	140 W (8 ohms, 20 Hz-20 kHz, THD 0.08%, 2ch Driven)

Summary

Schematic Diagrams

DAC High Assembly Schematic

Schematic diagram for the DAC High assembly (AWX9711).

DAC Low Assembly Schematic

Schematic diagram for the DAC Low assembly (AWX9659).

Digital Main Assembly Schematic (2;10)

Schematic diagram for the Digital Main assembly (part 2/10).

Digital Main Assembly Schematic (6;10)

Schematic diagram for the Digital Main assembly (part 6/10).

Icepower Amp Assembly Schematic (1;5)

Schematic diagram for the Icepower Amp assembly (part 1/5).

Icepower Amp Assembly Schematic (2;5)

Schematic diagram for the Icepower Amp assembly (part 2/5).

Icepower Amp Assembly Schematic (3;5)

Icepower Amp Assembly Schematic (4;5)

Icepower Amp Assembly Schematic (5;5)