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Laney CD650 User Manual

Laney CD650
19 pages
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Laney
ServiceInformation
CD650Mixer/Amplifier
PartNumber-SM3041
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Laney CD650 Specifications

General IconGeneral
BrandLaney
ModelCD650
CategoryMusic Mixer
LanguageEnglish

Summary

Service Schematic

Power Supply and Signal Loom

Details the main power input and signal connections on the schematic.

Pre-amp PCB 9324

Identifies the pre-amplifier circuitry block within the main schematic.

Power-amp PCB 9323

Identifies the power amplifier circuitry block within the main schematic.

Mains Wiring Diagram

Block Diagram

Input Channels and EQ

Overview of signal input paths and equalization stages.

Effects and DSP Integration

Illustrates the signal flow for effects processing and digital signal processing.

Output and Monitoring Sections

Depicts the main and monitor output signal paths and level control.

Phantom Power Supply

Shows the generation and distribution of 48V phantom power.

Preamp Channel Schematics

Channels 1-4 Circuitry

Detailed schematic for the first four input channels, including gain and EQ.

Channel 5 Circuitry

Detailed schematic for input channel 5, including gain and EQ.

Channel 6 Circuitry

Detailed schematic for input channel 6, including gain and EQ.

Common EQ and Output Paths

Common circuitry for equalization, DSP send, and monitoring outputs.

Master Section Schematics

Tape and Aux Input Processing

Circuitry for processing tape and auxiliary audio inputs.

Main and Monitor Volume Control

Details the circuits for main and monitor volume adjustment.

FX Send and FX Out Circuits

Circuitry for managing effects send and output signals.

DSP and Master Output Control

Circuitry for digital signal processing and master output controls.

Preset Adjustment Procedure

Initial Bias and Offset Setup

Steps for initial power-up, bias, and DC offset adjustment.

Channel 1 Re-biasing

Detailed procedure for adjusting the bias on channel 1.

Channel 2 Re-biasing

Detailed procedure for adjusting the bias on channel 2.

Output Module Schematic

Power Input and Regulation

Circuitry for power input, regulation, and protection.

Output Amplifier Driver Stages

Circuitry for the output amplifier driver stages.

Protection and Speaker Output

Components and connections for amplifier protection and speaker output.

Preamp PCB Assembly List

Output PCB Assembly List

Final Assembly List

Cabinet Assembly List

Contact Information

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