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Roland DJ-70 MK II User Manual

Roland DJ-70 MK II
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Roland DJ-70 MK II Specifications

General IconGeneral
TypeSampler
Sampling Frequency44.1 kHz
Bit Depth16-bit
MIDIIn, Out, Thru
DisplayLCD
Internal Memory2 MB
Storage3.5 inch floppy disk drive
EffectsChorus, Delay
Inputs2 x 1/4" (L/R)
Outputs2 x 1/4" (L/R)

Summary

Specifications Overview

Keyboard and Interface Specifications

Details keyboard features, input/output impedance, residual noise, and interface types.

Sampling System and Drive Specifications

Covers sampling rate, data format, A/D, D/A, signal processing, disk drive, and display.

Physical and Accessory Specifications

Outlines power consumption, dimensions, weight, and standard accessories included.

Disassembly Procedure

Bottom Cabinet Removal

Details the screw removal process for accessing the bottom cabinet.

Location of Controls

Exploded View N.1

Exploded View N.2

Parts List

DJ-70MKII Test Mode Operations

Entering and Exiting Test Mode

Instructions for starting and stopping the device's test mode.

Memory Test Procedures

Details on performing memory tests including Boot ROM and EEPROM.

Wave Memory Test Procedures

Wave Memory Type and Check

Describes how to check wave memory configuration and perform memory checks.

Wave Memory Verification

Details the process for verifying wave memory data integrity.

Panel Test Procedures

Switches and LCD Test

Tests for front panel switches and LCD display functionality.

LED Test Procedure

Procedure to test all LED indicators on the unit.

Controls and Keyboard Test Procedures

Control Panel and MIDI Tests

Tests for panel controls, modulation, encoder, scratch, and MIDI communication.

Keyboard Test

Procedure for testing the keyboard keys and velocity response.

SCSI/Floppy and Analog Board Test Procedures

SCSI/Floppy Disk Drive Test

Tests for SCSI device connection and floppy disk read/write operations.

Analog Board Test Procedures

Tests for D/A MSB adjustment, D/A check, and A/D offset adjustment.

Wave Memory Expansion

SIMM Installation and Testing

Guide for installing SIMMs and verifying expanded memory capacity.

SIMM Compatibility Notes

Information on compatible SIMMs, including Roland-labeled and non-Roland labeled modules.

Block Diagram

Digital PCB Assembly

Circuit Diagram (Digital PCB Assy)

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