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Technics SH-DJ1200

Technics SH-DJ1200
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Technics SH-DJ1200 Specifications

General IconGeneral
Channels2
Frequency Response20 Hz - 20 kHz
Input ConnectorsRCA
CrossfaderYes
Inputs2
EQ3-band
Power SupplyAC 100-240V
TypeDigital DJ Mixer
Output ConnectorsRCA (Master Out, Booth Out), 1/4" (Headphone Out)

Summary

Specifications

Input sensitivityinput impedance

Details input sensitivity and impedance for various connections.

Rated output voltage

Specifies output voltage levels for different outputs.

Maximum output voltage

Indicates maximum output voltage without headphones.

Applicable load impedance

Lists impedance requirements for different output types.

Frequency response

Outlines the frequency range for different audio inputs.

Residual hum and noise

Specifies the acceptable level of background noise.

Tone control characteristics

Describes the dB/oct slope for tone controls.

General Unit Information

Covers power supply, consumption, dimensions, and weight.

Safety Warning

Safety Precaution

INSULATION RESISTANCE TEST

Procedure to test electrical insulation for safety compliance.

Accessories

Caution for AC Mains Lead

Features

Operating Ease

Describes the user-friendly design and panel layout for optimal operation.

Functions

Details the main audio processing and control features of the mixer.

Construction and Materials

Explains the build quality and materials used in the mixer's construction.

What is DMC?

Background information about the DJ organization sponsoring championships.

Connections

Rear panel connections

Illustrates how to connect external equipment to the mixer's rear panel.

Front panel connections

Connecting two audio mixers side by side

Names of the Parts

Master volume level control (MASTER)

Identifies the main volume control knob.

AUXEFFECTOR volume level control (AUXEFFECTOR)

Identifies the AUX/EFFECTOR volume control.

Mic volume level control (MIC)

Identifies the microphone volume control.

CH A (B) low-range level control (LOW)

Identifies the low-range EQ control for CH A/B.

CH A (B) input selector (LINE, PHONO)

Identifies the input selector for CH A/B.

INPUT A (B) control

Identifies the input level control for CH A/B.

CH A (B) high-range level control (HIGH)

Identifies the high-range EQ control for CH A/B.

CH A (B) input sensitivity control (TRIM)

Identifies the input sensitivity trim control for CH A/B.

OUTPUT LEVEL meter

Identifies the meter indicating output levels.

Monitor volume level control (MONITOR LEVEL)

Identifies the monitor volume control.

Monitor balance control (MONITOR BALANCE)

Identifies the monitor balance control.

Headphones monitor selector (CUE)

Identifies the headphone monitor selector.

CROSS FADER control

Identifies the cross fader control.

Mic input jack (MIC)

Identifies the microphone input jack.

Headphones jack (PHONES)

Identifies the headphone output jack.

Power button (POWER ONOFF)

Identifies the power on/off button.

Power input socket (AC IN)

Identifies the AC power input socket.

CH A (B) LINE IN connector

Identifies the CH A/B line input connector.

CH A (B) PHONO IN connector

Identifies the CH A/B phono input connector.

PHONO GND terminal

Identifies the phono ground terminal.

LINE OUT connector

Identifies the line output connector.

MONITOR OUT connector

Identifies the monitor output connector.

AUX IN connector

Identifies the auxiliary input connector.

REC OUT connector

Identifies the recording output connector.

Proper Use of the SH-DJ1200

MONITOR BALANCE control Usage

Explains how to adjust balance between audio sources for monitoring.

MONITOR OUT connector Usage

Details the function and connection of the monitor output for external speakers.

Audio Mixer Slide Volume Control Replacement Instructions

Troubleshooting Guide

Operation Checks and Main Component Replacement Procedures

Checking for the P.C.B.

Procedures for checking the operation of major printed circuit boards.

Removal for the P.C.B.

Step-by-step guide for safely removing PCBs from the unit.

Lead wire arrangement

Instructions on properly routing and securing internal wiring during assembly.

Schematic Diagram

Component Identification Notes

Explains symbols and component notations used in the schematic diagrams.

Safety Precautions for Schematics

Advises on handling electronic components and preventing static discharge.

Block Diagram

Printed Circuit Boards

Input A P.C.B.

Layout diagram for the Input A circuit board.

Input B P.C.B.

Layout diagram for the Input B circuit board.

Output P.C.B.

Layout diagram for the Output circuit board.

Monitor P.C.B.

Layout diagram for the Monitor circuit board.

Cue Switch P.C.B.

Layout diagram for the Cue Switch circuit board.

Input Select A Switch P.C.B.

Layout diagram for the Input Select A Switch PCB.

Input Select B Switch P.C.B.

Layout diagram for the Input Select B Switch PCB.

Tone Control A P.C.B.

Layout diagram for the Tone Control A circuit board.

Tone Control B P.C.B.

Layout diagram for the Tone Control B circuit board.

Transformer P.C.B.

Layout diagram for the Transformer circuit board.

Power Switch P.C.B.

Layout diagram for the Power Switch circuit board.

LED P.C.B.

Layout diagram for the LED circuit board.

MIC P.C.B.

Layout diagram for the Microphone circuit board.

Headphones P.C.B.

Layout diagram for the Headphones circuit board.

Channel Fader (Spare) P.C.B.

Layout diagram for the spare Channel Fader circuit board.

Cross Fader (Spare) P.C.B.

Layout diagram for the spare Cross Fader circuit board.

Channel Fader A P.C.B.

Layout diagram for the Channel Fader A circuit board.

Cross Fader P.C.B.

Layout diagram for the Cross Fader circuit board.

Channel Fader B P.C.B.

Layout diagram for the Channel Fader B circuit board.

Terminal guide of ICs, transistors and diodes

Wiring Connection Diagram

Replacement Parts List - Core Components

Integrated Circuits

Lists integrated circuits and their part numbers.

Transistors

Lists transistors and their part numbers.

Diodes

Lists diodes and their part numbers.

Resistors

Lists resistors and their part numbers.

Connectors

Lists connectors and their part numbers.

Variable Resistors

Lists variable resistors and their part numbers.

Replacement Parts List - Hardware & Cabinets

Cables

Lists various cables and their part numbers.

Jacks

Lists jacks and their part numbers.

Hardware (Screws, Nuts, etc.)

Lists hardware components like screws, nuts, and washers.

Cabinet Parts

Lists cabinet parts, covers, knobs, and brackets.

Cabinet Parts Location

Component Values - Resistors

Component Values - Capacitors

Packaging

Packaging Contents

Packing Materials

Lists the materials used for packaging the unit and its accessories.

Included Accessories

Lists the accessories that are supplied with the product.

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